Pollen Monitor
Daily pollen insights

Daily pollen overview

Chesapeake 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

35

Average

44

Peak

Tree

None

0

Average

0

Peak

Grass

None

0

Average

0

Peak

Ragweed

Moderate

35

Average

44

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

Ragweed35

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, 2026Latest354400003544
Mon, Oct 12, 202689162000089162
Sun, Oct 11, 202686127000086127
Sat, Oct 10, 202671117000071117
Fri, Oct 9, 202653106000053106
Thu, Oct 8, 2026589200005892
Wed, Oct 7, 202660130000060130
Tue, Oct 6, 202649132000049132
Mon, Oct 5, 2026498100004981
Sun, Oct 4, 2026425500004255
Sat, Oct 3, 202668112580063104
Fri, Oct 2, 20267912012180067102
Thu, Oct 1, 20267617921510054128
Wed, Sep 30, 2026781493057004892
Tue, Sep 29, 2026681443472003472
Mon, Sep 28, 2026641083254003254
Sun, Sep 27, 2026781583979003979
Sat, Sep 26, 2026831044152004152
Fri, Sep 25, 2026731283764003764
Thu, Sep 24, 2026781083954003954
Wed, Sep 23, 2026901184559004559
Tue, Sep 22, 2026102234511170051117
Mon, Sep 21, 2026113270561350056135
Sun, Sep 20, 2026133382661910066191
Sat, Sep 19, 20261081645482005482
Fri, Sep 18, 2026135248671240067124
Thu, Sep 17, 2026130338651690065169
Wed, Sep 16, 2026721283664003664
Tue, Sep 15, 2026921504675004675
Mon, Sep 14, 202699204491020049102
Sun, Sep 13, 2026691003550003550
Sat, Sep 12, 2026801844092004092
Fri, Sep 11, 20261021465173005173
Thu, Sep 10, 20261231886294006294
Wed, Sep 9, 2026961524876004876
Tue, Sep 8, 2026761403870003870
Mon, Sep 7, 2026931624781004781
Sun, Sep 6, 2026911524576004576
Sat, Sep 5, 2026851184359004359
Fri, Sep 4, 2026991804990004990
Thu, Sep 3, 2026761133552004161
Wed, Sep 2, 2026741023447004055
Tue, Sep 1, 2026741173454004063
Mon, Aug 31, 2026681092642583759
Sun, Aug 30, 202661962437473352
Sat, Aug 29, 2026651092542583559
Fri, Aug 28, 202649591923342732
Thu, Aug 27, 202653792030462943
Wed, Aug 26, 202656882234463048
Tue, Aug 25, 2026551002139473054
Mon, Aug 24, 202647991838372654
Sun, Aug 23, 202640621524342234
Sat, Aug 22, 202629391115231621
Fri, Aug 21, 202646651825352535
Thu, Aug 20, 202628321112221518
Wed, Aug 19, 202630441217231724
Tue, Aug 18, 202628441117231624
Mon, Aug 17, 202626461018231425
Sun, Aug 16, 202627361014221520
Sat, Aug 15, 202630471218231626
Fri, Aug 14, 202631471218231726
Thu, Aug 13, 20262329911121316
Wed, Aug 12, 20262326910121314
Tue, Aug 11, 20261827710121015
Mon, Aug 10, 202625551021141430
Sun, Aug 9, 20262326910121314
Sat, Aug 8, 20262227910121215
Fri, Aug 7, 20262228911121215
Thu, Aug 6, 20262229811121216
Wed, Aug 5, 2026172379111013
Tue, Aug 4, 2026173171212917
Mon, Aug 3, 2026222678561012
Sun, Aug 2, 2026212656681012
Sat, Aug 1, 2026212834912912
Fri, Jul 31, 20262129121216811
Thu, Jul 30, 20262228001418810
Wed, Jul 29, 2026192600121769
Tue, Jul 28, 20261828001218610
Mon, Jul 27, 2026202600131779
Sun, Jul 26, 2026172500111669
Sat, Jul 25, 2026172300111568
Fri, Jul 24, 20262128001418710
Thu, Jul 23, 20261836001223613
Wed, Jul 22, 202629610019391022
Tue, Jul 21, 20262131001420711
Mon, Jul 20, 2026182600111769
Sun, Jul 19, 202628610018391022
Sat, Jul 18, 20262451001533818
Fri, Jul 17, 20262462001640822
Thu, Jul 16, 2026202600131779
Wed, Jul 15, 20262128001418710
Tue, Jul 14, 20262029001319710
Mon, Jul 13, 20262431001520811
Sun, Jul 12, 202628510018331018
Sat, Jul 11, 20262431001520811
Fri, Jul 10, 20262460001639821
Thu, Jul 9, 20262542001627915
Wed, Jul 8, 20261831001220611
Tue, Jul 7, 20261447015161031
Mon, Jul 6, 20261848126171129
Sun, Jul 5, 20261860267251029
Sat, Jul 4, 202626544811211225
Fri, Jul 3, 2026195649926721
Thu, Jul 2, 20261655313725517
Wed, Jul 1, 202615314971636
Tue, Jun 30, 20261470422732316
Mon, Jun 29, 202615284771437
Sun, Jun 28, 202613264861236
Sat, Jun 27, 2026183551191748
Fri, Jun 26, 2026203569101749
Thu, Jun 25, 202617305981447
Wed, Jun 24, 2026184451292349
Tue, Jun 23, 202616274881347
Mon, Jun 22, 202621506131024513
Sun, Jun 21, 202624487151122511
Sat, Jun 20, 20261974521938415
Fri, Jun 19, 2026291288331462733
Thu, Jun 18, 20261943511921411
Wed, Jun 17, 2026271888581387643
Tue, Jun 16, 202624397101219510
Mon, Jun 15, 2026281138321458623
Sun, Jun 14, 202627558141327614
Sat, Jun 13, 2026231046291154521
Fri, Jun 12, 202626828251338619
Thu, Jun 11, 202632619191628714
Wed, Jun 10, 2026405912181929914
Tue, Jun 9, 202646116133022561130
Mon, Jun 8, 202666117193632591527
Sun, Jun 7, 202656126193925581229
Sat, Jun 6, 202689212388835881636
Fri, Jun 5, 202670131346725501121
Thu, Jun 4, 20265712033641737819
Wed, Jun 3, 20266313241841634614
Tue, Jun 2, 202698312712171972827
Mon, Jun 1, 202699191781501627614
Sun, May 31, 202676157601281224413
Sat, May 30, 202687144691111422511
Fri, May 29, 202685203671631428512
Thu, May 28, 2026691115489111749
Wed, May 27, 202677253601951239519
Tue, May 26, 202697142761121526610
Mon, May 25, 202687299682361454511
Sun, May 24, 2026105204831701632616
Sat, May 23, 2026114206891621830615
Fri, May 22, 20261403641113032140821
Thu, May 21, 20261948711607922589934
Wed, May 20, 202686210681691433512
Tue, May 19, 20261454341163282169837
Mon, May 18, 20261239449671419150880
Sun, May 17, 20261363581072872150821
Sat, May 16, 20261493671183142345821
Fri, May 15, 202619545815639828571021
Thu, May 14, 202629494524383937691437
Wed, May 13, 202617740314133726431023
Tue, May 12, 202620134215826431521227
Mon, May 11, 202621547317341730501222
Sun, May 10, 20261784121423552649920
Sat, May 9, 2026241664194596351021229
Fri, May 8, 20261898021547192671918
Thu, May 7, 202623755419848227541228
Wed, May 6, 20262426782166332138616
Tue, May 5, 20263171,5712931,5241842631
Mon, May 4, 202621696120894261928
Sun, May 3, 2026260889252883515210
Sat, May 2, 20265053,2795053,2790303
Fri, May 1, 20263659443659440000
Thu, Apr 30, 20263779863779860000
Wed, Apr 29, 20263278573278570000
Tue, Apr 28, 20262425982425980000
Mon, Apr 27, 20263018573018570000
Sun, Apr 26, 20263199203199200000
Sat, Apr 25, 20264009654009650000
Fri, Apr 24, 20266461,5856461,5850000
Thu, Apr 23, 20265843,1975843,1970000
Wed, Apr 22, 20264591,3934591,3930000
Tue, Apr 21, 20266464,8916464,8910000
Mon, Apr 20, 20263071,3303071,3300000
Sun, Apr 19, 20265303,3595303,3590000
Sat, Apr 18, 20266303,0746303,0740000
Fri, Apr 17, 20263521,1223521,1220000
Thu, Apr 16, 20264411,2484411,2480000
Wed, Apr 15, 20261,0153,0431,0153,0430000
Tue, Apr 14, 20261,5026,2181,5026,2180000
Mon, Apr 13, 20261,1194,7051,1194,7050000
Sun, Apr 12, 20268432,8188432,8180000
Sat, Apr 11, 20265663,9145663,9140000
Fri, Apr 10, 20265582,2195582,2190000
Thu, Apr 9, 20264351,5194351,5190000
Wed, Apr 8, 20263451,9173451,9170000
Tue, Apr 7, 20265702,4045702,4040000
Mon, Apr 6, 20269503,4739503,4730000
Sun, Apr 5, 20261,0232,6091,0232,6090000
Sat, Apr 4, 20261,3844,6481,3844,6480000
Fri, Apr 3, 20261,2273,8261,2273,8260000
Thu, Apr 2, 20261,4666,2341,4666,2340000
Wed, Apr 1, 20261,3005,3481,3005,3480000
Tue, Mar 31, 20261,3404,9011,3404,9010000
Mon, Mar 30, 20261,4346,8751,4346,8750000
Sun, Mar 29, 20263612,5993612,5990000
Sat, Mar 28, 20262451,4702451,4700000
Fri, Mar 27, 20261,2945,2641,2945,2640000
Thu, Mar 26, 20268414,9418414,9410000
Wed, Mar 25, 20264332,3874332,3870000
Tue, Mar 24, 20261744411744410000
Mon, Mar 23, 20261,5374,4141,5374,4140000
Sun, Mar 22, 20268195,4818195,4810000
Sat, Mar 21, 20267052,8157052,8150000
Fri, Mar 20, 20263021,1283021,1280000
Thu, Mar 19, 20261535061535060000
Wed, Mar 18, 202695202952020000
Tue, Mar 17, 20262005422005420000
Mon, Mar 16, 20261,1897,1041,1897,1040000
Sun, Mar 15, 20263671,0103671,0100000
Sat, Mar 14, 20263038993038990000
Fri, Mar 13, 20262381,3322381,3320000
Thu, Mar 12, 20263361,0503361,0500000
Wed, Mar 11, 20263238173238170000
Tue, Mar 10, 20261506911506910000
Mon, Mar 9, 20264081,8734081,8730000
Sun, Mar 8, 20264961,2454961,2450000
Sat, Mar 7, 20261968111968110000
Fri, Mar 6, 20263156333156330000
Thu, Mar 5, 20263041,2173041,2170000
Wed, Mar 4, 20262185482185480000
Tue, Mar 3, 20261584201584200000
Mon, Mar 2, 20261748251748250000
Sun, Mar 1, 20261798781798780000
Sat, Feb 28, 20262061,1352061,1350000
Fri, Feb 27, 20261505011505010000
Thu, Feb 26, 20262326252326250000
Wed, Feb 25, 20261849461849460000
Tue, Feb 24, 20261054081054080000
Mon, Feb 23, 202689220892200000
Sun, Feb 22, 20261475601475600000
Sat, Feb 21, 20263068143068140000
Fri, Feb 20, 20261774661774660000
Thu, Feb 19, 20262247542247540000
Wed, Feb 18, 20262581,2252581,2250000
Tue, Feb 17, 20261576091576090000
Mon, Feb 16, 202698365983650000
Sun, Feb 15, 20261174061174060000
Sat, Feb 14, 202643125431250000
Fri, Feb 13, 202673149731490000
Thu, Feb 12, 202691346913460000
Wed, Feb 11, 20262114822114820000
Tue, Feb 10, 202682313823130000
Mon, Feb 9, 202669478694780000
Sun, Feb 8, 202679265792650000
Sat, Feb 7, 20261801,5911801,5910000
Fri, Feb 6, 202659196591960000
Thu, Feb 5, 202659147591470000
Wed, Feb 4, 202649150491500000
Tue, Feb 3, 202643155431550000
Mon, Feb 2, 202688317883170000
Sun, Feb 1, 2026174717470000
Sat, Jan 31, 20269509500000
Fri, Jan 30, 2026256425640000
Thu, Jan 29, 202618105181050000
Wed, Jan 28, 2026248724870000
Tue, Jan 27, 2026133413340000
Mon, Jan 26, 20269199190000
Sun, Jan 25, 202616107161070000
Sat, Jan 24, 202659357593570000
Fri, Jan 23, 20262151,7342151,7340000
Thu, Jan 22, 20261154021154020000
Wed, Jan 21, 20262012,2802012,2800000
Tue, Jan 20, 2026358635860000
Mon, Jan 19, 202628249282490000
Sun, Jan 18, 202667309673090000
Sat, Jan 17, 20261308241308240000
Fri, Jan 16, 20263686,9303686,9300000
Thu, Jan 15, 20261659101659100000
Wed, Jan 14, 20262863,1922863,1920000
Tue, Jan 13, 202679418794180000
Mon, Jan 12, 202688531885310000
Sun, Jan 11, 20262272,0292272,0290000
Sat, Jan 10, 202674153741530000
Fri, Jan 9, 202658169581690000
Thu, Jan 8, 202681517815170000
Wed, Jan 7, 202668256682560000
Tue, Jan 6, 202676240762400000
Mon, Jan 5, 202631120311200000
Sun, Jan 4, 202653432534320000
Sat, Jan 3, 202661568615680000
Fri, Jan 2, 202626169261690000
Thu, Jan 1, 202645234452340000
Wed, Dec 31, 2025179717970000
Tue, Dec 30, 2025259225920000
Mon, Dec 29, 20251171,2111171,2110000
Sun, Dec 28, 202526119261190000
Sat, Dec 27, 202530113301130000
Fri, Dec 26, 202536106361060000
Thu, Dec 25, 202559306593060000
Wed, Dec 24, 2025419841980000
Tue, Dec 23, 2025146214620000
Mon, Dec 22, 202542136421360000
Sun, Dec 21, 202524106241060000
Sat, Dec 20, 2025188918890000
Fri, Dec 19, 2025285228520000
Thu, Dec 18, 202546568465680000
Wed, Dec 17, 2025168016800000
Tue, Dec 16, 20257197190000
Mon, Dec 15, 20255125120000
Sun, Dec 14, 202520322203220000
Sat, Dec 13, 2025135013500000
Fri, Dec 12, 20257157150000
Thu, Dec 11, 20258378370000
Wed, Dec 10, 20257247240000
Tue, Dec 9, 20256126120000
Mon, Dec 8, 20257197190000
Sun, Dec 7, 20258177160012
Sat, Dec 6, 20257175130025
Fri, Dec 5, 20257194110038
Thu, Dec 4, 20257213900412
Wed, Dec 3, 20255181500413
Tue, Dec 2, 20255120100511
Mon, Dec 1, 20256160000616
Sun, Nov 30, 2025102800001028
Sat, Nov 29, 20256320000632
Fri, Nov 28, 20258210000821
Thu, Nov 27, 2025247000002470
Wed, Nov 26, 2025245900002459
Tue, Nov 25, 2025183700001837
Mon, Nov 24, 2025155500001555
Sun, Nov 23, 20259270000927
Sat, Nov 22, 20259370000937
Fri, Nov 21, 2025103900001039
Thu, Nov 20, 20258240000824
Wed, Nov 19, 2025133900001339
Tue, Nov 18, 20258200000820
Mon, Nov 17, 2025219800002198
Sun, Nov 16, 2025248700002487
Sat, Nov 15, 2025173800001738
Fri, Nov 14, 2025144800001448
Thu, Nov 13, 2025226600002266
Wed, Nov 12, 2025123800001238
Tue, Nov 11, 2025106800001068
Mon, Nov 10, 2025133100001331
Sun, Nov 9, 2025123200001232
Sat, Nov 8, 2025173400001734
Fri, Nov 7, 2025196700001967
Thu, Nov 6, 202534117000034117
Wed, Nov 5, 2025133200001332
Tue, Nov 4, 2025123400001234
Mon, Nov 3, 2025116500001165
Sun, Nov 2, 202523177000023177
Sat, Nov 1, 202529174000029174
Fri, Oct 31, 202532107000032107
Thu, Oct 30, 2025254500002545
Wed, Oct 29, 20259260000926
Tue, Oct 28, 2025123800001238
Mon, Oct 27, 2025284600002846
Sun, Oct 26, 2025174800001748
Sat, Oct 25, 2025197300001973
Fri, Oct 24, 2025197100001971
Thu, Oct 23, 2025337500003375
Wed, Oct 22, 202547225000047225
Tue, Oct 21, 202535185000035185
Mon, Oct 20, 2025569000005690
Sun, Oct 19, 202538144000038144
Sat, Oct 18, 202532119000032119
Fri, Oct 17, 2025469800004698
Thu, Oct 16, 202541182000041182
Wed, Oct 15, 2025265800002658
Tue, Oct 14, 202522139000022139
Mon, Oct 13, 2025224600002246
Sun, Oct 12, 202556127000056127
Sat, Oct 11, 202555149000055149
Fri, Oct 10, 202543232000043232
Thu, Oct 9, 202553117000053117
Wed, Oct 8, 202549158000049158
Tue, Oct 7, 202554116000054116
Mon, Oct 6, 202554142000054142
Sun, Oct 5, 202543116000043116
Sat, Oct 4, 202541100000041100
Fri, Oct 3, 2025339100003391
Thu, Oct 2, 202560141000060141
Wed, Oct 1, 202583154000083154
Tue, Sep 30, 202576184000076184
Mon, Sep 29, 2025389200003892
Sun, Sep 28, 2025327400003274
Sat, Sep 27, 202563151000063151
Fri, Sep 26, 202560107000060107
Thu, Sep 25, 202579185000079185
Wed, Sep 24, 202567135000067135
Tue, Sep 23, 202549110000049110
Mon, Sep 22, 202563178000063178
Sun, Sep 21, 202568118000068118
Sat, Sep 20, 202588237000088237
Fri, Sep 19, 202554179000054179