Pollen Monitor
Daily pollen insights

Daily pollen overview

Columbus pollen count

Latest detail and daily averages and peaks across all 391 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

40

Average

78

Peak

Tree

None

0

Average

0

Peak

Grass

None

0

Average

0

Peak

Ragweed

High

40

Average

78

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

Ragweed40

Complete daily history

Average and peak modeled grains/m³ for all 391 captured days. Scroll sideways on smaller screens.

Complete daily pollen averages and peaks, newest first
DateTotalTreeGrassRagweed
AveragePeakAveragePeakAveragePeakAveragePeak
Tue, Oct 13, 2026Latest407800004078
Mon, Oct 12, 2026539700005397
Sun, Oct 11, 2026445900004459
Sat, Oct 10, 2026466100004661
Fri, Oct 9, 2026538400005384
Thu, Oct 8, 2026498900004989
Wed, Oct 7, 202675182000075182
Tue, Oct 6, 2026437400004374
Mon, Oct 5, 202659112000059112
Sun, Oct 4, 202653109000053109
Sat, Oct 3, 20265210047004893
Fri, Oct 2, 20265794814004980
Thu, Oct 1, 20267216621470052119
Wed, Sep 30, 2026661522558004094
Tue, Sep 29, 2026541542777002777
Mon, Sep 28, 202657922946002846
Sun, Sep 27, 2026761643882003782
Sat, Sep 26, 2026711623681003581
Fri, Sep 25, 2026581082954002854
Thu, Sep 24, 2026601003050003050
Wed, Sep 23, 202658802940002940
Tue, Sep 22, 2026102268511340051134
Mon, Sep 21, 2026115270571350057135
Sun, Sep 20, 2026102238511190051119
Sat, Sep 19, 202686224431120043112
Fri, Sep 18, 2026109202541010054101
Thu, Sep 17, 2026112260561300056130
Wed, Sep 16, 20261051545277005277
Tue, Sep 15, 2026921844692004692
Mon, Sep 14, 2026841324266004266
Sun, Sep 13, 2026811344167004167
Sat, Sep 12, 2026821844192004192
Fri, Sep 11, 2026741843792003792
Thu, Sep 10, 2026100208501040050104
Wed, Sep 9, 2026991785089005089
Tue, Sep 8, 2026961504875004875
Mon, Sep 7, 2026751203760003760
Sun, Sep 6, 2026791223961003961
Sat, Sep 5, 2026821804190004190
Fri, Sep 4, 20261011825091005091
Thu, Sep 3, 2026861264058004668
Wed, Sep 2, 2026751093550004159
Tue, Sep 1, 2026801213756004365
Mon, Aug 31, 2026731202846594065
Sun, Aug 30, 2026691052740583757
Sat, Aug 29, 2026661012639573655
Fri, Aug 28, 202649651925452635
Thu, Aug 27, 202650661925452736
Wed, Aug 26, 202654652125452935
Tue, Aug 25, 202646521820342528
Mon, Aug 24, 202646551821342530
Sun, Aug 23, 202634421316231923
Sat, Aug 22, 202629611124241633
Fri, Aug 21, 202645911735372549
Thu, Aug 20, 202628311112221517
Wed, Aug 19, 202628541121241529
Tue, Aug 18, 202629441117231624
Mon, Aug 17, 202632541321241829
Sun, Aug 16, 202628541121241529
Sat, Aug 15, 20262326910121314
Fri, Aug 14, 202631471218231726
Thu, Aug 13, 202626441017131424
Wed, Aug 12, 20262026810121114
Tue, Aug 11, 202629461118231625
Mon, Aug 10, 20261926710121114
Sun, Aug 9, 20261926710121014
Sat, Aug 8, 20261840715131022
Fri, Aug 7, 2026172379111013
Thu, Aug 6, 2026172761012915
Wed, Aug 5, 20261727710121015
Tue, Aug 4, 2026162661012914
Mon, Aug 3, 202618236745911
Sun, Aug 2, 202622785187241136
Sat, Aug 1, 2026202834912912
Fri, Jul 31, 20262026121114810
Thu, Jul 30, 20262587001656931
Wed, Jul 29, 202638870025561431
Tue, Jul 28, 20262234001422812
Mon, Jul 27, 202628870018561031
Sun, Jul 26, 20262151001333718
Sat, Jul 25, 20262134001422712
Fri, Jul 24, 20262434001522812
Thu, Jul 23, 20262037001324713
Wed, Jul 22, 20262137001424713
Tue, Jul 21, 2026202600131779
Mon, Jul 20, 20262031001320711
Sun, Jul 19, 20262161001439722
Sat, Jul 18, 20262261001439822
Fri, Jul 17, 20262228001418810
Thu, Jul 16, 20262034001322712
Wed, Jul 15, 20261829001219610
Tue, Jul 14, 20261828001218610
Mon, Jul 13, 20262028001318710
Sun, Jul 12, 202631520020341118
Sat, Jul 11, 20262229001419810
Fri, Jul 10, 2026192600121769
Thu, Jul 9, 202632480020311117
Wed, Jul 8, 20262228001418810
Tue, Jul 7, 20261571025241045
Mon, Jul 6, 2026133612513822
Sun, Jul 5, 202629703911281536
Sat, Jul 4, 202630554912241324
Fri, Jul 3, 20261965310930725
Thu, Jul 2, 20261959414927618
Wed, Jul 1, 20261958618927413
Tue, Jun 30, 202620566151028414
Mon, Jun 29, 2026153741181739
Sun, Jun 28, 20261749515823411
Sat, Jun 27, 202619104532948424
Fri, Jun 26, 2026163551181648
Thu, Jun 25, 2026173451081648
Wed, Jun 24, 20262039611102059
Tue, Jun 23, 202620676171033517
Mon, Jun 22, 202617315881548
Sun, Jun 21, 20262035611101658
Sat, Jun 20, 20261978620938420
Fri, Jun 19, 202620756191037419
Thu, Jun 18, 202687187255242942048
Wed, Jun 17, 202657131163528631334
Tue, Jun 16, 202656124163427601332
Mon, Jun 15, 20263311310351652826
Sun, Jun 14, 202624517131225613
Sat, Jun 13, 202625677211231615
Fri, Jun 12, 202626477141323612
Thu, Jun 11, 20263611710301757830
Wed, Jun 10, 202627588181327613
Tue, Jun 9, 2026291288361566726
Mon, Jun 8, 2026417512192037919
Sun, Jun 7, 20264310415371945922
Sat, Jun 6, 202698195428339801739
Fri, Jun 5, 20265611828552045918
Thu, Jun 4, 20265611332681635818
Wed, Jun 3, 202669235441551859721
Tue, Jun 2, 202654824061101648
Mon, Jun 1, 2026104444833841651514
Sun, May 31, 2026541344310682439
Sat, May 30, 202674277592251137418
Fri, May 29, 20266115948121925413
Thu, May 28, 202686210671621333516
Wed, May 27, 202666138511051022411
Tue, May 26, 202671166561331128412
Mon, May 25, 202677354623031144416
Sun, May 24, 202670179551361128415
Sat, May 23, 2026100355802941541521
Fri, May 22, 2026106354852901650620
Thu, May 21, 202684176651331328515
Wed, May 20, 2026102307802521536619
Tue, May 19, 20261575741275112248926
Mon, May 18, 2026106230831851634617
Sun, May 17, 20261277201026281860632
Sat, May 16, 20261332681052172040820
Fri, May 15, 20261473921173372247821
Thu, May 14, 20261312211031852138815
Wed, May 13, 20261313341042842043819
Tue, May 12, 202624667020060133681333
Mon, May 11, 20261422511121942245821
Sun, May 10, 20261292681012162040718
Sat, May 9, 20265553,0404772,871571442055
Fri, May 8, 202619080615470926631034
Thu, May 7, 2026115462964091343623
Wed, May 6, 20261867591667251638416
Tue, May 5, 2026127320114290102338
Mon, May 4, 202615950515247952628
Sun, May 3, 202617342416842041026
Sat, May 2, 20261612451612450101
Fri, May 1, 20262478342478340000
Thu, Apr 30, 20262457412457410000
Wed, Apr 29, 20262317162317160000
Tue, Apr 28, 20262801,0802801,0800000
Mon, Apr 27, 20263621,8243621,8240000
Sun, Apr 26, 20263703,5083703,5080000
Sat, Apr 25, 20263731,4303731,4300000
Fri, Apr 24, 20267424,3207424,3200000
Thu, Apr 23, 20264923,0844923,0840000
Wed, Apr 22, 20265792,7405792,7400000
Tue, Apr 21, 20262871,2202871,2200000
Mon, Apr 20, 20262666442666440000
Sun, Apr 19, 20266822,0126822,0120000
Sat, Apr 18, 20266053,2696053,2690000
Fri, Apr 17, 20263197053197050000
Thu, Apr 16, 20264241,3614241,3610000
Wed, Apr 15, 20261,1874,1411,1874,1410000
Tue, Apr 14, 20261,1034,4281,1034,4280000
Mon, Apr 13, 20267132,5247132,5240000
Sun, Apr 12, 20266562,5626562,5620000
Sat, Apr 11, 20266612,5056612,5050000
Fri, Apr 10, 20264571,3924571,3920000
Thu, Apr 9, 20267232,5177232,5170000
Wed, Apr 8, 20266452,0976452,0970000
Tue, Apr 7, 20264441,4094441,4090000
Mon, Apr 6, 20266222,0576222,0570000
Sun, Apr 5, 20261,1113,1001,1113,1000000
Sat, Apr 4, 20269744,2899744,2890000
Fri, Apr 3, 20269633,6969633,6960000
Thu, Apr 2, 20268493,0168493,0160000
Wed, Apr 1, 20261,2663,8461,2663,8460000
Tue, Mar 31, 20261,0096,0671,0096,0670000
Mon, Mar 30, 20266412,3226412,3220000
Sun, Mar 29, 20266212,8326212,8320000
Sat, Mar 28, 20268944,0598944,0590000
Fri, Mar 27, 20261,0353,2411,0353,2410000
Thu, Mar 26, 20268143,3298143,3290000
Wed, Mar 25, 20269733,0979733,0970000
Tue, Mar 24, 20265471,8475471,8470000
Mon, Mar 23, 20261,3969,3781,3969,3780000
Sun, Mar 22, 20267352,8287352,8280000
Sat, Mar 21, 20265833,6395833,6390000
Fri, Mar 20, 20263762,0703762,0700000
Thu, Mar 19, 20262941,1872941,1870000
Wed, Mar 18, 20261113081113080000
Tue, Mar 17, 20261824921824920000
Mon, Mar 16, 20266673,1096673,1090000
Sun, Mar 15, 20262677602677600000
Sat, Mar 14, 20261955911955910000
Fri, Mar 13, 20262206562206560000
Thu, Mar 12, 20262855892855890000
Wed, Mar 11, 20263441,4763441,4760000
Tue, Mar 10, 20263401,4753401,4750000
Mon, Mar 9, 20263521,6963521,6960000
Sun, Mar 8, 20263561,4883561,4880000
Sat, Mar 7, 20263441,1433441,1430000
Fri, Mar 6, 20262326052326050000
Thu, Mar 5, 20262561,0542561,0540000
Wed, Mar 4, 20262036092036090000
Tue, Mar 3, 20264471,5994471,5990000
Mon, Mar 2, 20261463551463550000
Sun, Mar 1, 20261334271334270000
Sat, Feb 28, 20261706721706720000
Fri, Feb 27, 20262335532335530000
Thu, Feb 26, 20265761,5035761,5030000
Wed, Feb 25, 20262211,0172211,0170000
Tue, Feb 24, 20261023671023670000
Mon, Feb 23, 20261122151122150000
Sun, Feb 22, 20262204462204460000
Sat, Feb 21, 20262878142878140000
Fri, Feb 20, 20262907892907890000
Thu, Feb 19, 20263741,1063741,1060000
Wed, Feb 18, 20261663911663910000
Tue, Feb 17, 20262239632239630000
Mon, Feb 16, 20262116652116650000
Sun, Feb 15, 20261414561414560000
Sat, Feb 14, 202693324933240000
Fri, Feb 13, 20261513741513740000
Thu, Feb 12, 20261362781362780000
Wed, Feb 11, 20262478402478400000
Tue, Feb 10, 20261703811703810000
Mon, Feb 9, 202680210802100000
Sun, Feb 8, 202676218762180000
Sat, Feb 7, 20261172571172570000
Fri, Feb 6, 202693301933010000
Thu, Feb 5, 202684231842310000
Wed, Feb 4, 20261072101072100000
Tue, Feb 3, 202682163821630000
Mon, Feb 2, 202668240682400000
Sun, Feb 1, 202648229482290000
Sat, Jan 31, 2026237223720000
Fri, Jan 30, 20261396471396470000
Thu, Jan 29, 202635237352370000
Wed, Jan 28, 202668315683150000
Tue, Jan 27, 202670764707640000
Mon, Jan 26, 202664468644680000
Sun, Jan 25, 20261667201667200000
Sat, Jan 24, 20262551,3982551,3980000
Fri, Jan 23, 2026416841680000
Thu, Jan 22, 202655110551100000
Wed, Jan 21, 202666316663160000
Tue, Jan 20, 202639107391070000
Mon, Jan 19, 202696815968150000
Sun, Jan 18, 20261278911278910000
Sat, Jan 17, 20261741,7511741,7510000
Fri, Jan 16, 20261631,7931631,7930000
Thu, Jan 15, 202687353873530000
Wed, Jan 14, 20261224641224640000
Tue, Jan 13, 2026254925490000
Mon, Jan 12, 20262012,4452012,4450000
Sun, Jan 11, 20261354381354380000
Sat, Jan 10, 202687311873110000
Fri, Jan 9, 202669278692780000
Thu, Jan 8, 202670144701440000
Wed, Jan 7, 202664211642110000
Tue, Jan 6, 202642139421390000
Mon, Jan 5, 2026489048900000
Sun, Jan 4, 202633130331300000
Sat, Jan 3, 2026325432540000
Fri, Jan 2, 202638175381750000
Thu, Jan 1, 202668434684340000
Wed, Dec 31, 202535234352340000
Tue, Dec 30, 202565331653310000
Mon, Dec 29, 20253252,4553252,4550000
Sun, Dec 28, 202544231442310000
Sat, Dec 27, 2025305330530000
Fri, Dec 26, 202560549605490000
Thu, Dec 25, 202553171531710000
Wed, Dec 24, 2025398239820000
Tue, Dec 23, 20251125541125540000
Mon, Dec 22, 20251467811467810000
Sun, Dec 21, 202533109331090000
Sat, Dec 20, 202539199391990000
Fri, Dec 19, 2025237423740000
Thu, Dec 18, 20251171,7261171,7260000
Wed, Dec 17, 2025248024800000
Tue, Dec 16, 202561531615310000
Mon, Dec 15, 20257157150000
Sun, Dec 14, 20251327021327020000
Sat, Dec 13, 2025124612460000
Fri, Dec 12, 2025102710270000
Thu, Dec 11, 2025176117610000
Wed, Dec 10, 2025122412240000
Tue, Dec 9, 20258228220000
Mon, Dec 8, 2025122712270000
Sun, Dec 7, 20255185160002
Sat, Dec 6, 20256314230028
Fri, Dec 5, 2025410260024
Thu, Dec 4, 202573031300417
Wed, Dec 3, 20255151400411
Tue, Dec 2, 20255130100512
Mon, Dec 1, 20256160000616
Sun, Nov 30, 2025113300001133
Sat, Nov 29, 2025113500001135
Fri, Nov 28, 2025103000001030
Thu, Nov 27, 2025257300002573
Wed, Nov 26, 2025236100002361
Tue, Nov 25, 2025193600001936
Mon, Nov 24, 2025133200001332
Sun, Nov 23, 2025142600001426
Sat, Nov 22, 2025157500001575
Fri, Nov 21, 2025112200001122
Thu, Nov 20, 2025112000001120
Wed, Nov 19, 2025173900001739
Tue, Nov 18, 2025163600001636
Mon, Nov 17, 2025193600001936
Sun, Nov 16, 202517111000017111
Sat, Nov 15, 2025122400001224
Fri, Nov 14, 2025122300001223
Thu, Nov 13, 2025153800001538
Wed, Nov 12, 2025123200001232
Tue, Nov 11, 2025113900001139
Mon, Nov 10, 2025113000001130
Sun, Nov 9, 2025164800001648
Sat, Nov 8, 2025102600001026
Fri, Nov 7, 2025122700001227
Thu, Nov 6, 2025112300001123
Wed, Nov 5, 2025133200001332
Tue, Nov 4, 2025155600001556
Mon, Nov 3, 202529176000029176
Sun, Nov 2, 2025266900002669
Sat, Nov 1, 202530178000030178
Fri, Oct 31, 202535182000035182
Thu, Oct 30, 2025144500001445
Wed, Oct 29, 2025136100001361
Tue, Oct 28, 20258340000834
Mon, Oct 27, 2025287600002876
Sun, Oct 26, 202562192000062192
Sat, Oct 25, 202537123000037123
Fri, Oct 24, 202537129000037129
Thu, Oct 23, 2025278000002780
Wed, Oct 22, 202573346000073346
Tue, Oct 21, 202537207000037207
Mon, Oct 20, 202543116000043116
Sun, Oct 19, 202550204000050204
Sat, Oct 18, 202543103000043103
Fri, Oct 17, 2025325400003254
Thu, Oct 16, 2025248400002484
Wed, Oct 15, 202541192000041192
Tue, Oct 14, 2025289500002895
Mon, Oct 13, 202546136000046136
Sun, Oct 12, 202547177000047177
Sat, Oct 11, 202568277000068277
Fri, Oct 10, 202590260000090260
Thu, Oct 9, 202572188000072188
Wed, Oct 8, 202550132000050132
Tue, Oct 7, 202553170000053170
Mon, Oct 6, 202550171000050171
Sun, Oct 5, 2025618700006187
Sat, Oct 4, 202578159000078159
Fri, Oct 3, 20251012150000101215
Thu, Oct 2, 202586184000086184
Wed, Oct 1, 202540159000040159
Tue, Sep 30, 202575248000075248
Mon, Sep 29, 202579196000079196
Sun, Sep 28, 202570209000070209
Sat, Sep 27, 202581273000081273
Fri, Sep 26, 202538107000038107
Thu, Sep 25, 202585239000085239
Wed, Sep 24, 202598191000098191
Tue, Sep 23, 202577152000077152
Mon, Sep 22, 202594358000094358
Sun, Sep 21, 202574198000074198
Sat, Sep 20, 202594367000094367
Fri, Sep 19, 202571158000071158
Thu, Sep 18, 2025467600004676