Pollen count and allergy info for Palo Alto
Palo Alto pollen and allergy report • 23:00, Oct 12 Local time
Index
Low
Tree
None
Grass
None
Weed
Low
15°
5 km/h
95%Daily allergy forecast
Palo Alto pollen count forecast
Today  11 km/h 22°11° 88% | Wednesday  14 km/h23°19° 83% | Thursday 16 km/h18°11° 66% |
Air pollutants
Air quality in Palo Alto today
AQI⁺
Air quality index
38*AQI⁺ US
PM2.5
Fine particles (≤ 2.5 µm)
6.8*µg/m³
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Where is the highest pollen level in Pennsylvania?
- Aldan3
- Andalusia3
- Ardmore3
- Baidland3
- Bala Cynwyd3
- Beaver Falls3
- Belle Vernon3
- Bryn Mawr3
- California3
- Charleroi3
- Clifton Heights3
- Collingdale3
- Colwyn3
- Cornwells Heights3
- Darby3
- Drexel Hill3
- East Lansdowne3
- Eddystone3
- Edwardsville3
- Fairdale3
- Folcroft3
- Folsom3
- Forty Fort3
- Fredericktown3
- Glenolden3
- Kingston3
- Lansdowne3
- Larksville3
- Luzerne3
- Lynnwood-Pricedale3
- Merion Station3
- Millbourne3
- Morton3
- Narberth3
- New Eagle3
- North Belle Vernon3
- North Charleroi3
- Norwood3
- Penn Wynne3
- Plains3
- Ridley Park3
- Rutledge3
- Sharon Hill3
- Shavertown3
- Speers3
- Swarthmore3
- Swoyersville3
- Trucksville3
- West Mayfield3
- West Wyoming3
- Woodlyn3
- Yeadon3
- Abbottstown2
- Adams County2
- Adamstown2
- Akron2
- Albion2
- Alburtis2
- Allegheny2
- Allentown2
- Ambler2
- Ambridge2
- Amity Gardens2
- Ancient Oaks2
- Arendtsville2
- Arnold2
- Atglen2
- Audubon2
- Avon2
- Avondale2
- Baden2
- Bainbridge2
- Baldwin2
- Bally2
- Beaver2
- Bell Acres2
- Berks County2
- Berwyn2
- Bethlehem2
- Biglerville2
- Birdsboro2
- Blandon2
- Blooming Glen2
- Blue Ball2
- Blue Bell2
- Bonneauville2
- Boothwyn2
- Boyertown2
- Braddock2
- Braddock Hills2
- Breinigsville2
- Bressler2
- Bridgeport2
- Bridgewater2
- Bristol2
- Brittany Farms-The Highlands2
- Brookhaven2
- Broomall2
- Brownstown, Lancaster County2
- Brownsville2
- Bryn Athyn2
- Bucks2
- Caln2
- Camp Hill2
- Campbelltown2
- Carlisle2
- Carroll Valley2
- Cetronia2
- Chalfont2
- Chambersburg2
- Cheltenham Village2
- Chester2
- Chester County2
- Chester Heights2
- Chesterbrook2
- Cheyney University2
- Christiana2
- Churchville2
- Clairton2
- Clay2
- Coatesville2
- Cochranville2
- Collegeville2
- Collinsburg2
- Colonial Park2
- Columbia2
- Conneaut Lakeshore2
- Conshohocken2
- Cornwall2
- Croydon2
- Cumberland County2
- Curtisville2
- Dallastown2
- Dauphin County2
- Delaware2
- Denver2
- Devon2
- Dorneyville2
- Douglassville2
- Downingtown2
- Doylestown2
- Dravosburg2
- Dublin2
- Duncannon2
- Eagleview2
- Eagleville, Montgomery County2
- East Berlin2
- East Greenville2
- East Petersburg2
- East Rochester2
- East Uniontown2
- East York2
- Economy2
- Eddington2
- Edgewood, Allegheny County2
- Edgeworth2
- Elizabeth2
- Elkins Park2
- Ellport2
- Ellwood City2
- Elrama2
- Elverson2
- Emigsville2
- Emmaus2
- Enhaut2
- Enola2
- Ephrata2
- Etna2
- Evansburg2
- Exton2
- Fairless Hills2
- Farmersville2
- Farrell2
- Fayetteville2
- Feasterville2
- Fellsburg2
- Felton2
- Fivepointville2
- Fleetwood2
- Flourtown2
- Flying Hills2
- Forest Hills2
- Fort Washington2
- Fountain Hill2
- Franklin County2
- Freedom2
- Fullerton2
- Gap2
- Gettysburg2
- Gilbertsville2
- Glassport2
- Glenmoore2
- Glenshaw2
- Glenside2
- Gordonville2
- Greene2
- Grill2
- Guilford2
- Halfway House2
- Hallam2
- Hamburg2
- Harleysville2
- Harrisburg2
- Harwick2
- Hatboro2
- Hatfield2
- Hebron2
- Hereford2
- Hermitage2
- Hershey2
- Highspire2
- Hiller2
- Homestead2
- Honey Brook2
- Hopwood2
- Horsham2
- Hummelstown2
- Hyde Park, Berks County2
- Intercourse2
- Ivyland2
- Jacksonwald2
- Jamison2
- Jefferson Hills2
- Jenkintown2
- Kenhorst2
- Kenilworth2
- Kennett Square2
- King of Prussia2
- Kulpsville2
- Kutztown2
- Kutztown University2
- Lake Heritage2
- Lampeter2
- Lancaster2
- Lancaster County2
- Landisville2
- Langhorne2
- Langhorne Manor2
- Lansdale2
- Laureldale2
- Lawnton2
- Lawrence County2
- Lebanon2
- Lebanon South2
- Leetsdale2
- Leith-Hatfield2
- Lemoyne2
- Leola2
- Levittown2
- Liberty, Allegheny County2
- Lima2
- Lincoln2
- Linglestown2
- Linwood2
- Lionville2
- Littlestown2
- Lorane2
- Lower Allen2
- Macungie2
- Malvern2
- Manchester2
- Maple Glen2
- Marcus Hook2
- Marietta2
- Marion2
- Martins Creek2
- Marysville2
- Maytown2
- McKinley2
- Media2
- Melrose Park2
- Millersburg2
- Millersville2
- Millvale2
- Monaca2
- Mont Alto2
- Mont Clare2
- Montgomery County2
- Montgomeryville2
- Morrisville, Greene County2
- Mount Joy2
- Mount Penn2
- Mount Union2
- Mount Wolf2
- Mountville2
- Muhlenberg Park2
- Munhall2
- New Beaver2
- New Berlinville2
- New Brighton2
- New Britain2
- New Castle2
- New Castle Northwest2
- New Cumberland2
- New Freedom2
- New Freeport2
- New Holland2
- New Hope2
- New Kensington2
- New Oxford2
- Newtown Grant2
- Norristown2
- North Braddock2
- North Wales2
- North York2
- Oak Lane2
- Oakland, Lawrence County2
- Oakwood2
- Oley2
- Oliver2
- Oreland2
- Oxford2
- Palmdale2
- Palmyra2
- Paoli2
- Paradise2
- Parkesburg2
- Parkside2
- Paxtang2
- Paxtonia2
- Penbrook2
- Penndel2
- Pennsburg2
- Pennside2
- Perkasie2
- Philadelphia2
- Phoenixville2
- Pine Grove2
- Pleasant Hill2
- Plumsteadville2
- Plymouth Meeting2
- Port Vue2
- Pottsgrove2
- Pottstown2
- Progress2
- Quakertown2
- Quarryville2
- Rankin2
- Raubsville2
- Reading2
- Reamstown2
- Red Lion2
- Reiffton2
- Reinholds2
- Republic2
- Reynolds Heights2
- Rheems2
- Richboro2
- Richlandtown2
- Riverview Park2
- Robesonia2
- Rochester2
- Rockledge2
- Ronco2
- Roslyn2
- Rothsville2
- Royalton2
- Royersford2
- Russellton2
- Rutherford2
- Salunga2
- Sanatoga2
- Sandy Lake2
- Schlusser2
- Schoeneck2
- Schwenksville2
- Sellersville2
- Sharon2
- Sharpsville2
- Shippensburg2
- Skippack2
- Skyline View2
- Souderton2
- South Coatesville2
- South Pottstown2
- South Temple2
- South Uniontown2
- Spring City2
- Spring Grove2
- Spring House2
- Spring Mount2
- St. Davids2
- St. Lawrence2
- Steelton2
- Stoneboro2
- Stony Creek Mills2
- Stonybrook2
- Stowe2
- Strasburg2
- Susquehanna Trails2
- Sutersville2
- Swartzville2
- Swedesburg2
- Swissvale2
- Tarentum2
- Telford2
- Temple2
- Thorndale2
- Toughkenamon2
- Trainer2
- Trappe2
- Tremont2
- Trevose2
- Trooper2
- Tullytown2
- Uniontown2
- Upland2
- Valley Green2
- Valley View, York County2
- Village Green-Green Ridge2
- Village Shires2
- Wakefield2
- Warminster Heights2
- Wayne2
- Wayne Heights2
- Waynesboro2
- Waynesburg2
- Wernersville2
- Wescosville2
- West Chester2
- West Conshohocken2
- West Elizabeth2
- West Fairview2
- West Grove2
- West Hamburg2
- West Homestead2
- West Mifflin2
- West Newton2
- West Reading2
- West View2
- Whitaker2
- Wilkinsburg2
- Willow Grove2
- Willow Street2
- Windsor2
- Woodbourne2
- Woodside2
- Wormleysburg2
- Woxall2
- Wrightsville2
- Wyano2
- Wyncote2
- Wyndmoor2
- Yoe2
- York2
- Yorklyn2
- Yukon2
- Aliquippa1
- Alleghenyville1
- Allison Park1
- Almedia1
- Altoona1
- Annville1
- Archbald1
- Arlington Heights1
- Ashland1
- Ashley1
- Aspinwall1
- Athens1
- Avella1
- Avis1
- Avoca1
- Avonia1
- Bakerstown1
- Bangor1
- Bath1
- Bear Rocks1
- Beaver County1
- Beaverdale1
- Bedford1
- Beech Mountain Lakes1
- Belfast1
- Bellefonte1
- Belleville1
- Bellwood1
- Belmont1
- Bentleyville1
- Berlin1
- Berwick1
- Bessemer1
- Bethel Park1
- Big Bass Lake1
- Big Beaver1
- Birchwood Lakes1
- Black Lick1
- Blairsville1
- Blakely1
- Blawnox1
- Bloomfield1
- Bloomsburg1
- Blossburg1
- Boalsburg1
- Boiling Springs1
- Boston1
- Boswell1
- Bowmansville1
- Brackenridge1
- Bradford1
- Bradford County1
- Bradford Woods1
- Brentwood1
- Brickerville1
- Bridgeville1
- Brockway1
- Brodheadsville1
- Brookville1
- Browntown1
- Bulger1
- Burgettstown1
- Burnham1
- Butler1
- Butler County1
- Callery1
- Calumet1
- Cambridge Springs1
- Canton1
- Carbon County1
- Carbondale1
- Carnegie1
- Carnot-Moon1
- Carrolltown1
- Castanea1
- Castle Shannon1
- Catasauqua1
- Catawissa1
- Cementon1
- Centerville, Crawford County1
- Central City1
- Centre County1
- Centre Hall1
- Cherryville1
- Chest Springs1
- Chestnut Hill1
- Cheswick1
- Chicora1
- Chinchilla1
- Church Hill1
- Churchill1
- Clarion1
- Clarks Green1
- Clarks Summit1
- Claysburg1
- Clearfield1
- Clearfield County1
- Cleona1
- Clymer1
- Coaldale, Schuylkill County1
- Cochranton1
- Colony Park1
- Columbia County1
- Columbus1
- Conashaugh Lakes1
- Conestoga1
- Connellsville1
- Conway1
- Conyngham1
- Coopersburg1
- Coplay1
- Coraopolis1
- Corry1
- Coudersport1
- Crafton1
- Crawford County1
- Cresson1
- Cressona1
- Curwensville1
- Daisytown1
- Dale1
- Dallas1
- Dalton1
- Danville1
- Davidsville1
- Delmont1
- Derry1
- Dewart1
- Dickson City1
- Dillsburg1
- Donegal1
- Dormont1
- Dover1
- DuBois1
- Duboistown1
- Dunbar1
- Duncansville1
- Dunmore1
- Dunnstown1
- Dupont1
- Duquesne1
- Duryea1
- Earlston1
- East Bangor1
- East Berwick1
- East Conemaugh1
- East Earl1
- East McKeesport1
- East Pittsburgh1
- East Stroudsburg1
- East Washington1
- Eastlawn Gardens1
- Easton1
- Ebensburg1
- Edgewood, Northumberland County1
- Edinboro1
- Effort1
- Egypt1
- Elim1
- Elizabethville1
- Elk County1
- Elkland1
- Elysburg1
- Emeigh1
- Emerald Lakes1
- Emporium1
- Enlow1
- Erie1
- Espy1
- Evans City1
- Everett1
- Exeter1
- Factoryville1
- Fairhope1
- Fairview, Erie County1
- Fairview-Ferndale1
- Falls Creek1
- Faxon1
- Fayette1
- Ferndale1
- Finleyville1
- Flemington1
- Flinton1
- Forest City1
- Foster Brook1
- Fox Chapel1
- Fox Chase1
- Frackville1
- Franklin, Cambria County1
- Franklin Park1
- Fredericksburg, Lebanon County1
- Freeland1
- Freemansburg1
- Freeport1
- Friedens1
- Galeton1
- Gallitzin1
- Garden View1
- Gastonville1
- Geistown1
- Georgetown, Luzerne County1
- Gibsonia1
- Girard1
- Girardville1
- Glen Lyon1
- Glen Rock1
- Glendale1
- Gold Key Lake1
- Grantley1
- Green Hills1
- Green Tree1
- Greencastle1
- Greenfields1
- Greenock1
- Greensburg1
- Greenville1
- Greenwood1
- Grier City1
- Grove City1
- Hallstead1
- Hanover1
- Harford1
- Harleigh1
- Harrison City1
- Harveys Lake1
- Hasson Heights1
- Hastings1
- Hawley1
- Hazleton1
- Heidelberg1
- Hellertown1
- Hemlock Farms1
- Highland Park1
- Hilldale1
- Hokendauqua1
- Hollidaysburg1
- Homeacre-Lyndora1
- Homer City1
- Hometown1
- Honesdale1
- Houserville1
- Houston1
- Hudson1
- Hughestown1
- Hughesville1
- Hummels Wharf1
- Huntingdon1
- Hyde1
- Imperial1
- Indian Mountain Lake1
- Industry, Allegheny County1
- Industry, Beaver County1
- Ingram1
- Inkerman1
- Irwin1
- Jacobus1
- Jeannette1
- Jermyn1
- Jerome1
- Jersey Shore1
- Jessup1
- Jim Thorpe1
- Johnsonburg1
- Johnstown1
- Jonestown, Columbia County1
- Kane1
- Kenmar1
- Knox1
- Kratzerville1
- Kulpmont1
- Laceyville1
- Lackawanna1
- Laflin1
- Lake City1
- Lake Latonka1
- Lake Meade1
- Lake Wynonah1
- Lakemont1
- Lansford1
- Laporte1
- Lattimer1
- Laurel Lake1
- Laurys Station1
- Lawrence Park1
- Leesport1
- Lehigh1
- Lehighton1
- Lemont1
- Level Green1
- Lewisburg1
- Lewistown1
- Lightstreet1
- Lincoln Park1
- Linntown1
- Lititz1
- Lock Haven1
- Loganville1
- Loretto1
- Lower Burrell1
- Loysville1
- Luzerne County1
- Lycoming County1
- Lykens1
- Mahanoy City1
- Manheim1
- Manor1
- Mansfield1
- Marianne1
- Marienville1
- Mars1
- Marshallton, Northumberland County1
- Martinsburg1
- Matamoras1
- Maxatawny1
- Mayfield1
- McAdoo1
- McConnellsburg1
- McConnellstown1
- McDonald1
- McEwensville1
- McGovern1
- McKeesport1
- McMurray1
- McSherrystown1
- Meadowood1
- Meadville1
- Mechanicsburg1
- Mechanicsville1
- Mercer1
- Mercer County1
- Mercersburg1
- Meridian1
- Meyersdale1
- Middleburg1
- Middletown, Northampton County1
- Midland, Beaver County1
- Midway, Adams County1
- Mifflinburg1
- Mifflintown1
- Mifflinville1
- Milesburg1
- Milford1
- Mill Hall1
- Milroy1
- Milton1
- Minersville1
- Misericordia University1
- Mohnton1
- Monroe1
- Monroe County1
- Monroeville1
- Montgomery1
- Montoursville1
- Montrose1
- Moosic1
- Moscow1
- Mount Carmel1
- Mount Cobb1
- Mount Gretna Heights1
- Mount Holly Springs1
- Mount Oliver1
- Mount Pleasant1
- Mount Pocono1
- Mountain Top1
- Mountainhome1
- Muncy1
- Mundys Corner1
- Murrysville1
- Myerstown1
- Nanticoke1
- Nanty-Glo1
- Natrona Heights1
- Nazareth1
- Nescopeck1
- Nesquehoning1
- New Columbia1
- New Kingstown1
- New Milford1
- New Philadelphia1
- New Stanton1
- New Wilmington1
- Newmanstown1
- Newport1
- Newtown, Schuylkill County1
- Nicktown1
- Nixon1
- North Catasauqua1
- North East1
- North Warren1
- Northampton1
- Northampton County1
- Northern Cambria1
- Northumberland1
- Northwest Harborcreek1
- Oak Hills1
- Oakdale1
- Oakmont1
- Ohioville1
- Oil City1
- Old Forge1
- Old Orchard1
- Olyphant1
- Orwigsburg1
- Osceola Mills1
- Palmer Heights1
- Palmerton1
- Palo Alto1
- Paris1
- Park Forest Village1
- Parkville1
- Patton1
- Pen Argyl1
- Penfield1
- Penn Estates1
- Penn Lake Park1
- Pennville1
- Penryn1
- Perry1
- Perryopolis1
- Philipsburg1
- Pine Grove Mills1
- Pine Ridge1
- Pitcairn1
- Pittsburgh1
- Pittston1
- Pleasant Gap1
- Pleasant Hills1
- Pleasantville, Bedford County1
- Plum1
- Plymouth1
- Pocono Pines1
- Pocono Ranch Lands1
- Point Marion1
- Port Allegany1
- Port Carbon1
- Portage1
- Portersville1
- Pottsville1
- Prospect1
- Prospect Park, Cameron County1
- Punxsutawney1
- Pymatuning Central1
- Ramblewood1
- Red Hill, Blair County1
- Rennerdale1
- Renovo1
- Reynoldsville1
- Richland1
- Ridgway1
- Riverside, Cambria County1
- Roaring Spring1
- Rockwood1
- Roseto1
- Russell1
- Salix1
- Sand Hill1
- Sandy1
- Saw Creek1
- Saxonburg1
- Saylorsburg1
- Sayre1
- Schnecksville1
- Schuylkill Haven1
- Scotland1
- Scottdale1
- Scranton1
- Selinsgrove1
- Seneca1
- Seven Fields1
- Sewickley1
- Shamokin1
- Shamokin Dam1
- Shanor-Northvue1
- Sharpsburg1
- Sheffield1
- Shenandoah1
- Shenandoah Heights1
- Shillington1
- Shiloh1
- Shinglehouse1
- Shiremanstown1
- Shoemakersville1
- Shrewsbury1
- Sierra View1
- Simpson1
- Sinking Spring1
- Slatington1
- Slippery Rock1
- Smethport1
- Somerset1
- Somerset County1
- South Connellsville1
- South Greensburg1
- South Montrose1
- South Waverly1
- South Williamsport1
- Southmont1
- Southwest Greensburg1
- Spinnerstown1
- Spring Ridge1
- Springdale1
- Springmont1
- Spry1
- St. Clair, Schuylkill County1
- St. Marys1
- State College1
- State Line1
- Stewartstown1
- Stiles1
- Stormstown1
- Strausstown1
- Stroudsburg1
- Sturgeon1
- Sugarcreek1
- Summit Hill1
- Sun Valley1
- Sunbury1
- Sunrise Lake1
- Susquehanna1
- Sykesville1
- Tamaqua1
- Tatamy1
- Taylor1
- Terre Hill1
- The Hideout1
- Thompsonville1
- Throop1
- Tioga County1
- Tionesta1
- Tipton1
- Titusville1
- Toftrees1
- Topton1
- Towamensing Trails1
- Towanda1
- Trafford1
- Treasure Lake1
- Trevorton1
- Trexlertown1
- Troy1
- Tunkhannock1
- Turtle Creek1
- Tyrone1
- Union City1
- Union County1
- Unionville, Beaver County1
- Verona1
- Versailles1
- Vinco1
- Wallenpaupack Lake Estates1
- Walnutport1
- Warren1
- Washington1
- Washington County1
- Waterford1
- Watsontown1
- Waymart1
- Wayne County1
- Weatherly1
- Weigelstown1
- Weissport East1
- Wellsboro1
- Wesleyville1
- West Easton1
- West Hazleton1
- West Lawn1
- West Pittston1
- West Wilmerding1
- West Wyomissing1
- West York1
- Westfield1
- Westmont1
- Westmoreland1
- White Haven1
- White Oak1
- Whitehall1
- Whitfield1
- Wilcox1
- Wilkes-Barre1
- Williamsburg1
- Williamsport1
- Wilmerding1
- Wilson1
- Wind Gap1
- Windber1
- Winterstown1
- Wolfdale1
- Womelsdorf1
- Woodland Heights1
- Wyoming1
- Wyoming County1
- Wyomissing1
- Yeagertown1
- York County1
- Youngsville1
- Youngwood1
- Zelienople1
- Zion1
- Apollo0
- Armstrong County0
- Avalon0
- Bellevue0
- Ben Avon0
- Canonsburg0
- Cecil-Bishop0
- Chevy Chase Heights0
- Donora0
- Elizabethtown0
- Emsworth0
- Fairchance0
- Ford City0
- Indiana0
- Kittanning0
- Latrobe0
- Laurel Mountain0
- Lawson Heights0
- Leechburg0
- Lenape Heights0
- Ligonier0
- Loyalhanna0
- Masontown0
- McKees Rocks0
- Midland, Washington County0
- Monessen0
- Monongahela0
- Muse0
- Newville0
- North Apollo0
- Orchard Hills0
- Tower City0
- Vandergrift0
- West Hills0
- West Kittanning0
- West Leechburg0
- Wickerham Manor-Fisher0
- Williamstown0
- Worthington0
- Yardley0
