Pollen Monitor
Daily pollen insights

Daily pollen overview

Pittsburgh pollen count

Latest detail and daily averages and peaks across all 390 captured day(s).

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Risk levels use category-specific National Allergy Bureau thresholds. Weed is labeled Ragweed because it is the sole weed species in the current multi-region dataset.

Latest daily detail

Tue, Oct 13, 2026. Daily averages and highest observed values.

America/New_York

Total

36

Average

51

Peak

Tree

None

0

Average

0

Peak

Grass

None

0

Average

0

Peak

Ragweed

High

36

Average

51

Peak

Values are modeled grains/m³. Risk badges use the daily peak for each category.

Species breakdown

Daily average grains/m³ for each reported allergen.

Tree

Ash0
Elm0
Oak0
Pine0
Birch0
Maple0
Mulberry0
Poplar/Cottonwood0
Cypress/Juniper/Cedar0

Grass

Grass0

Ragweed

Ragweed36

Complete daily history

Average and peak modeled grains/m³ for all 390 captured days. Scroll sideways on smaller screens.

Complete daily pollen averages and peaks, newest first
DateTotalTreeGrassRagweed
AveragePeakAveragePeakAveragePeakAveragePeak
Tue, Oct 13, 2026Latest365100003651
Mon, Oct 12, 2026487400004874
Sun, Oct 11, 2026416000004160
Sat, Oct 10, 2026446100004461
Fri, Oct 9, 2026496400004964
Thu, Oct 8, 2026519500005195
Wed, Oct 7, 202663130000063130
Tue, Oct 6, 2026384900003849
Mon, Oct 5, 202659100000059100
Sun, Oct 4, 202659130000059130
Sat, Oct 3, 2026487635004471
Fri, Oct 2, 20265296814004582
Thu, Oct 1, 20266115517440044111
Wed, Sep 30, 2026541132143003370
Tue, Sep 29, 202630661533001533
Mon, Sep 28, 202642542127002127
Sun, Sep 27, 2026691363568003568
Sat, Sep 26, 2026691383569003469
Fri, Sep 25, 2026581203060002860
Thu, Sep 24, 202664923246003246
Wed, Sep 23, 202673983749003749
Tue, Sep 22, 202675883744003744
Mon, Sep 21, 202665843342003342
Sun, Sep 20, 2026571022951002951
Sat, Sep 19, 202652722636002636
Fri, Sep 18, 202659943047003047
Thu, Sep 17, 202699210491050049105
Wed, Sep 16, 2026691563578003578
Tue, Sep 15, 2026611043052003052
Mon, Sep 14, 202657862843002843
Sun, Sep 13, 2026621023151003151
Sat, Sep 12, 2026621043152003152
Fri, Sep 11, 2026651023351003351
Thu, Sep 10, 2026721263663003663
Wed, Sep 9, 2026871544477004477
Tue, Sep 8, 2026701023551003551
Mon, Sep 7, 2026681023451003451
Sun, Sep 6, 2026721343667003667
Sat, Sep 5, 2026641023251003251
Fri, Sep 4, 202662903145003145
Thu, Sep 3, 2026781133652004261
Wed, Sep 2, 2026661093050003659
Tue, Sep 1, 2026751133552004061
Mon, Aug 31, 202656752129453041
Sun, Aug 30, 202658962237473152
Sat, Aug 29, 20265913023504103270
Fri, Aug 28, 202658852233463146
Thu, Aug 27, 202655702127453038
Wed, Aug 26, 202656832232463145
Tue, Aug 25, 202647781830362642
Mon, Aug 24, 202650961937472752
Sun, Aug 23, 202640681526352237
Sat, Aug 22, 202630491219231727
Fri, Aug 21, 202640601623342233
Thu, Aug 20, 202626341013221519
Wed, Aug 19, 202629421116231623
Tue, Aug 18, 202628391115231621
Mon, Aug 17, 202625461018131425
Sun, Aug 16, 20262429911121316
Sat, Aug 15, 20262326910121314
Fri, Aug 14, 20262328911121315
Thu, Aug 13, 20262329911121316
Wed, Aug 12, 20262026810121114
Tue, Aug 11, 2026172661012914
Mon, Aug 10, 2026172671012914
Sun, Aug 9, 2026182379111013
Sat, Aug 8, 2026162761012915
Fri, Aug 7, 20261726710121014
Thu, Aug 6, 20261756722141030
Wed, Aug 5, 20261727710121015
Tue, Aug 4, 20261881731161044
Mon, Aug 3, 202616225745710
Sun, Aug 2, 202615263658712
Sat, Aug 1, 2026212834912912
Fri, Jul 31, 20261927121115810
Thu, Jul 30, 20261928001218710
Wed, Jul 29, 2026182300111568
Tue, Jul 28, 2026172300111568
Mon, Jul 27, 2026182600111769
Sun, Jul 26, 2026172200111468
Sat, Jul 25, 20262028001318710
Fri, Jul 24, 20262228001518810
Thu, Jul 23, 2026182500121669
Wed, Jul 22, 2026172300111568
Tue, Jul 21, 2026172600111769
Mon, Jul 20, 20262029001319710
Sun, Jul 19, 2026172600111769
Sat, Jul 18, 20261931001220711
Fri, Jul 17, 20262589001657932
Thu, Jul 16, 20262440001526814
Wed, Jul 15, 20262228001418710
Tue, Jul 14, 20262028001318710
Mon, Jul 13, 20262028001318710
Sun, Jul 12, 202628320018211011
Sat, Jul 11, 20261628001118610
Fri, Jul 10, 20261831001220611
Thu, Jul 9, 20262428001618810
Wed, Jul 8, 20262034001322722
Tue, Jul 7, 2026103401311722
Mon, Jul 6, 2026124804415829
Sun, Jul 5, 2026155616623827
Sat, Jul 4, 20262360399231028
Fri, Jul 3, 202624894141141934
Thu, Jul 2, 20261954412925617
Wed, Jul 1, 2026174151382049
Tue, Jun 30, 20261956517926413
Mon, Jun 29, 2026113631161738
Sun, Jun 28, 202611223751025
Sat, Jun 27, 2026133141061437
Fri, Jun 26, 2026153441071638
Thu, Jun 25, 20262141613101959
Wed, Jun 24, 202625897251246618
Tue, Jun 23, 202621496151123511
Mon, Jun 22, 20261943513920410
Sun, Jun 21, 202622696211132516
Sat, Jun 20, 202631789231540717
Fri, Jun 19, 2026337010221632816
Thu, Jun 18, 202630669191534714
Wed, Jun 17, 202627548161326614
Tue, Jun 16, 20264285122220411022
Mon, Jun 15, 202628688201435616
Sun, Jun 14, 202632569171626713
Sat, Jun 13, 2026377710201837920
Fri, Jun 12, 202630639191429715
Thu, Jun 11, 202642192125920891044
Wed, Jun 10, 202631699211532716
Tue, Jun 9, 2026419312292045924
Mon, Jun 8, 202652109153425501225
Sun, Jun 7, 202653168195224771139
Sat, Jun 6, 202693207399036741743
Fri, Jun 5, 202673162368025541128
Thu, Jun 4, 20265711833631736819
Wed, Jun 3, 20265611536711430514
Tue, Jun 2, 202667153491131326514
Mon, Jun 1, 202678169611351229410
Sun, May 31, 2026581954615493538
Sat, May 30, 2026731235797112249
Fri, May 29, 202688246691971432517
Thu, May 28, 202697151761221526510
Wed, May 27, 202688163691241426513
Tue, May 26, 202687133681071423510
Mon, May 25, 202682154651171324513
Sun, May 24, 2026107189841531731610
Sat, May 23, 20261343891073342154714
Fri, May 22, 20261774931424302654919
Thu, May 21, 2026121179951441930714
Wed, May 20, 202679217621711232517
Tue, May 19, 20261468101197121964834
Mon, May 18, 2026106585834431693749
Sun, May 17, 20261385051104302149826
Sat, May 16, 202619564615856028561030
Fri, May 15, 20261352701072172141715
Thu, May 14, 202620174516366528681020
Wed, May 13, 202619160715453627611021
Tue, May 12, 202620352516344829531227
Mon, May 11, 20262561,2222141,11831891121
Sun, May 10, 202618043314436426491024
Sat, May 9, 20261604961284232348825
Fri, May 8, 202622257518049532591128
Thu, May 7, 202622443818637526461124
Wed, May 6, 20262246781996462036515
Tue, May 5, 20262046561866271434412
Mon, May 4, 202621154920353161529
Sun, May 3, 202615648915147641316
Sat, May 2, 20261515811515810101
Fri, May 1, 20261795171795170000
Thu, Apr 30, 20261925101925100000
Wed, Apr 29, 20262941,1622941,1620000
Tue, Apr 28, 20262971,5682971,5680000
Mon, Apr 27, 20262497162497160000
Sun, Apr 26, 20263511,0573511,0570000
Sat, Apr 25, 20263659193659190000
Fri, Apr 24, 20266112,0696112,0690000
Thu, Apr 23, 20267213,1157213,1150000
Wed, Apr 22, 20264761,3984761,3980000
Tue, Apr 21, 20262871,1222871,1220000
Mon, Apr 20, 20261385201385200000
Sun, Apr 19, 20263882,0293882,0290000
Sat, Apr 18, 20264981,0564981,0560000
Fri, Apr 17, 20264691,8234691,8230000
Thu, Apr 16, 20264271,4164271,4160000
Wed, Apr 15, 20261,2454,4201,2454,4200000
Tue, Apr 14, 20261,0784,1721,0784,1720000
Mon, Apr 13, 20261,1925,3071,1925,3070000
Sun, Apr 12, 20264131,3804131,3800000
Sat, Apr 11, 20263631,5573631,5570000
Fri, Apr 10, 20269676,5429676,5420000
Thu, Apr 9, 20263831,6653831,6650000
Wed, Apr 8, 20261579451579450000
Tue, Apr 7, 20262611,2972611,2970000
Mon, Apr 6, 20262137242137240000
Sun, Apr 5, 20268054,5628054,5620000
Sat, Apr 4, 20261,2465,8481,2465,8480000
Fri, Apr 3, 20261,2404,4771,2404,4770000
Thu, Apr 2, 20268794,1338794,1330000
Wed, Apr 1, 20261,4335,0061,4335,0060000
Tue, Mar 31, 20261,2385,2271,2385,2270000
Mon, Mar 30, 20261,0494,5461,0494,5460000
Sun, Mar 29, 20262337862337860000
Sat, Mar 28, 20261293121293120000
Fri, Mar 27, 20263853,2323853,2320000
Thu, Mar 26, 20268604,0338604,0330000
Wed, Mar 25, 20262611,3642611,3640000
Tue, Mar 24, 20261021761021760000
Mon, Mar 23, 20262051,8882051,8880000
Sun, Mar 22, 20269122,9859122,9850000
Sat, Mar 21, 20263391,9653391,9650000
Fri, Mar 20, 20266282,7206282,7200000
Thu, Mar 19, 20261978501978500000
Wed, Mar 18, 20261791,0061791,0060000
Tue, Mar 17, 202681140811400000
Mon, Mar 16, 20263801,6823801,6820000
Sun, Mar 15, 20262079182079180000
Sat, Mar 14, 20262743,0772743,0770000
Fri, Mar 13, 20261748831748830000
Thu, Mar 12, 20261756651756650000
Wed, Mar 11, 20263606683606680000
Tue, Mar 10, 20265611,9085611,9080000
Mon, Mar 9, 20262992,4662992,4660000
Sun, Mar 8, 20263911,2523911,2520000
Sat, Mar 7, 20263517443517440000
Fri, Mar 6, 20262634772634770000
Thu, Mar 5, 20262489252489250000
Wed, Mar 4, 202694292942920000
Tue, Mar 3, 20261851,3771851,3770000
Mon, Mar 2, 202657111571110000
Sun, Mar 1, 20261216761216760000
Sat, Feb 28, 20261614251614250000
Fri, Feb 27, 20261244221244220000
Thu, Feb 26, 202685240852400000
Wed, Feb 25, 202691249912490000
Tue, Feb 24, 202653127531270000
Mon, Feb 23, 20261065181065180000
Sun, Feb 22, 20261273601273600000
Sat, Feb 21, 202696230962300000
Fri, Feb 20, 20262505232505230000
Thu, Feb 19, 20261433821433820000
Wed, Feb 18, 20261344331344330000
Tue, Feb 17, 20261318661318660000
Mon, Feb 16, 20261023831023830000
Sun, Feb 15, 202697546975460000
Sat, Feb 14, 202669258692580000
Fri, Feb 13, 202674127741270000
Thu, Feb 12, 202651123511230000
Wed, Feb 11, 202685257852570000
Tue, Feb 10, 20261182741182740000
Mon, Feb 9, 202635130351300000
Sun, Feb 8, 2026159615960000
Sat, Feb 7, 202617106171060000
Fri, Feb 6, 20269219210000
Thu, Feb 5, 2026237723770000
Wed, Feb 4, 202627101271010000
Tue, Feb 3, 2026217121710000
Mon, Feb 2, 202619107191070000
Sun, Feb 1, 2026132413240000
Sat, Jan 31, 20269159150000
Fri, Jan 30, 2026238123810000
Thu, Jan 29, 2026159115910000
Wed, Jan 28, 2026112211220000
Tue, Jan 27, 20267417410000
Mon, Jan 26, 20267197190000
Sun, Jan 25, 2026149714970000
Sat, Jan 24, 2026101910190000
Fri, Jan 23, 202619109191090000
Thu, Jan 22, 202629172291720000
Wed, Jan 21, 2026112611260000
Tue, Jan 20, 20269349340000
Mon, Jan 19, 2026113911390000
Sun, Jan 18, 2026154415440000
Sat, Jan 17, 202632252322520000
Fri, Jan 16, 2026136413640000
Thu, Jan 15, 202630384303840000
Wed, Jan 14, 20261536781536780000
Tue, Jan 13, 202664353643530000
Mon, Jan 12, 2026158015800000
Sun, Jan 11, 202641334413340000
Sat, Jan 10, 2026379237920000
Fri, Jan 9, 20261073491073490000
Thu, Jan 8, 202640109401090000
Wed, Jan 7, 2026379937990000
Tue, Jan 6, 202626108261080000
Mon, Jan 5, 202630422304220000
Sun, Jan 4, 2026122712270000
Sat, Jan 3, 20269169160000
Fri, Jan 2, 20266146140000
Thu, Jan 1, 20266276270000
Wed, Dec 31, 20256206200000
Tue, Dec 30, 202540820408200000
Mon, Dec 29, 202528103281030000
Sun, Dec 28, 2025165216520000
Sat, Dec 27, 2025157015700000
Fri, Dec 26, 2025123512350000
Thu, Dec 25, 202547438474380000
Wed, Dec 24, 2025234923490000
Tue, Dec 23, 2025124512450000
Mon, Dec 22, 20257197190000
Sun, Dec 21, 20259239230000
Sat, Dec 20, 20258398390000
Fri, Dec 19, 2025103810380000
Thu, Dec 18, 2025175817580000
Wed, Dec 17, 2025103810380000
Tue, Dec 16, 20257237230000
Mon, Dec 15, 20255155150000
Sun, Dec 14, 20257157150000
Sat, Dec 13, 20257157150000
Fri, Dec 12, 20256136130000
Thu, Dec 11, 20257197190000
Wed, Dec 10, 20256116110000
Tue, Dec 9, 20256126120000
Mon, Dec 8, 20255125120000
Sun, Dec 7, 20255115100001
Sat, Dec 6, 2025512490013
Fri, Dec 5, 2025614380026
Thu, Dec 4, 2025613260037
Wed, Dec 3, 2025513140049
Tue, Dec 2, 20257160100615
Mon, Dec 1, 20256210000621
Sun, Nov 30, 20254110000411
Sat, Nov 29, 20255120000512
Fri, Nov 28, 20256160000616
Thu, Nov 27, 20257240000724
Wed, Nov 26, 202524122000024122
Tue, Nov 25, 20258220000822
Mon, Nov 24, 20258330000833
Sun, Nov 23, 2025103300001033
Sat, Nov 22, 20257210000721
Fri, Nov 21, 20255130000513
Thu, Nov 20, 20258230000823
Wed, Nov 19, 20257240000724
Tue, Nov 18, 20259340000934
Mon, Nov 17, 20256150000615
Sun, Nov 16, 2025112700001127
Sat, Nov 15, 2025133800001338
Fri, Nov 14, 2025102100001021
Thu, Nov 13, 2025105100001051
Wed, Nov 12, 20258170000817
Tue, Nov 11, 20256130000613
Mon, Nov 10, 20255160000516
Sun, Nov 9, 20255130000513
Sat, Nov 8, 2025102300001023
Fri, Nov 7, 2025154600001546
Thu, Nov 6, 2025127300001273
Wed, Nov 5, 2025196400001964
Tue, Nov 4, 2025124200001242
Mon, Nov 3, 2025146400001464
Sun, Nov 2, 2025184500001845
Sat, Nov 1, 2025175600001756
Fri, Oct 31, 2025113600001136
Thu, Oct 30, 202515137000015137
Wed, Oct 29, 2025139200001392
Tue, Oct 28, 2025153600001536
Mon, Oct 27, 202526100000026100
Sun, Oct 26, 2025177000001770
Sat, Oct 25, 20259260000926
Fri, Oct 24, 2025106900001069
Thu, Oct 23, 20256110000611
Wed, Oct 22, 2025114200001142
Tue, Oct 21, 2025187600001876
Mon, Oct 20, 2025247800002478
Sun, Oct 19, 202583245000083245
Sat, Oct 18, 2025286800002868
Fri, Oct 17, 2025339700003397
Thu, Oct 16, 2025296400002964
Wed, Oct 15, 202544108000044108
Tue, Oct 14, 202532219000032219
Mon, Oct 13, 2025284100002841
Sun, Oct 12, 2025408600004086
Sat, Oct 11, 202543112000043112
Fri, Oct 10, 202535131000035131
Thu, Oct 9, 2025408300004083
Wed, Oct 8, 202532102000032102
Tue, Oct 7, 202539193000039193
Mon, Oct 6, 202564155000064155
Sun, Oct 5, 202559177000059177
Sat, Oct 4, 202539158000039158
Fri, Oct 3, 202543160000043160
Thu, Oct 2, 202541120000041120
Wed, Oct 1, 2025379900003799
Tue, Sep 30, 202568208000068208
Mon, Sep 29, 202552136000052136
Sun, Sep 28, 202555165000055165
Sat, Sep 27, 202553113000053113
Fri, Sep 26, 202556143000056143
Thu, Sep 25, 2025429100004291
Wed, Sep 24, 2025509000005090
Tue, Sep 23, 202551132000051132
Mon, Sep 22, 20251273830000127383
Sun, Sep 21, 20251055040000105504
Sat, Sep 20, 202583241000083241
Fri, Sep 19, 202554151000054151