Pollen Monitor
Daily pollen insights

Daily pollen overview

Boise 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/Boise

Total

9

Average

14

Peak

Tree

None

0

Average

0

Peak

Grass

None

0

Average

0

Peak

Ragweed

Moderate

9

Average

14

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

Ragweed9

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, 2026Latest9140000914
Mon, Oct 12, 2026112400001124
Sun, Oct 11, 2026183700001837
Sat, Oct 10, 2026133000001330
Fri, Oct 9, 2026111400001114
Thu, Oct 8, 20268110000811
Wed, Oct 7, 2026112200001122
Tue, Oct 6, 2026111500001115
Mon, Oct 5, 2026121700001217
Sun, Oct 4, 2026101400001014
Sat, Oct 3, 2026121901001118
Fri, Oct 2, 2026112313001020
Thu, Oct 1, 202612283800920
Wed, Sep 30, 2026152761000917
Tue, Sep 29, 2026112051000510
Mon, Sep 28, 2026132671300713
Sun, Sep 27, 20261218690069
Sat, Sep 26, 20261218690069
Fri, Sep 25, 2026142871400714
Thu, Sep 24, 20261114670067
Wed, Sep 23, 2026122061000610
Tue, Sep 22, 20261116580058
Mon, Sep 21, 20261114570057
Sun, Sep 20, 2026132461200612
Sat, Sep 19, 20261114670067
Fri, Sep 18, 2026112261100611
Thu, Sep 17, 20261216680068
Wed, Sep 16, 20261014570057
Tue, Sep 15, 20261014570057
Mon, Sep 14, 20261214670067
Sun, Sep 13, 2026153071500715
Sat, Sep 12, 20261014570057
Fri, Sep 11, 2026132661300613
Thu, Sep 10, 2026914570057
Wed, Sep 9, 20261316780078
Tue, Sep 8, 20261216680068
Mon, Sep 7, 2026152671300713
Sun, Sep 6, 2026142271100711
Sat, Sep 5, 2026112061000610
Fri, Sep 4, 2026142071000710
Thu, Sep 3, 20261217580069
Wed, Sep 2, 20261115570068
Tue, Sep 1, 2026122851300615
Mon, Aug 31, 2026910440056
Sun, Aug 30, 20261016460169
Sat, Aug 29, 2026172971112916
Fri, Aug 28, 2026713350147
Thu, Aug 27, 2026713350147
Wed, Aug 26, 2026610340046
Tue, Aug 25, 20268213801512
Mon, Aug 24, 2026716360149
Sun, Aug 23, 202679340045
Sat, Aug 22, 202669340045
Fri, Aug 21, 2026716360149
Thu, Aug 20, 202682931102516
Wed, Aug 19, 2026714350148
Tue, Aug 18, 2026713350147
Mon, Aug 17, 202668330045
Sun, Aug 16, 2026714350148
Sat, Aug 15, 2026715360148
Fri, Aug 14, 2026714350148
Thu, Aug 13, 2026716360149
Wed, Aug 12, 202658230035
Tue, Aug 11, 202647230034
Mon, Aug 10, 202645220023
Sun, Aug 9, 202657230034
Sat, Aug 8, 202645220023
Fri, Aug 7, 202645120023
Thu, Aug 6, 202647230024
Wed, Aug 5, 202635220023
Tue, Aug 4, 202635220023
Mon, Aug 3, 202644111122
Sun, Aug 2, 202644111122
Sat, Aug 1, 202634002222
Fri, Jul 31, 202635002312
Thu, Jul 30, 202645003312
Wed, Jul 29, 202645002312
Tue, Jul 28, 202645002312
Mon, Jul 27, 202646003422
Sun, Jul 26, 202645002312
Sat, Jul 25, 202646003412
Fri, Jul 24, 202646003412
Thu, Jul 23, 202645003312
Wed, Jul 22, 202645002312
Tue, Jul 21, 202645003312
Mon, Jul 20, 202635002312
Sun, Jul 19, 202645003312
Sat, Jul 18, 202645002312
Fri, Jul 17, 202645003322
Thu, Jul 16, 202635002312
Wed, Jul 15, 202656003422
Tue, Jul 14, 202645003312
Mon, Jul 13, 202668004523
Sun, Jul 12, 20268200051337
Sat, Jul 11, 202658004523
Fri, Jul 10, 202668004523
Thu, Jul 9, 202679004623
Wed, Jul 8, 202668004524
Tue, Jul 7, 20262655018191736
Mon, Jul 6, 2026754525322516144259
Sun, Jul 5, 2026565115432119629272
Sat, Jul 4, 20265316382621622375
Fri, Jul 3, 20263711072116491340
Thu, Jul 2, 202654140123325641743
Wed, Jul 1, 202644166124722851034
Tue, Jun 30, 2026407712241935918
Mon, Jun 29, 202633839211641821
Sun, Jun 28, 202653165155126841238
Sat, Jun 27, 2026143941172039
Fri, Jun 26, 2026407711241935918
Thu, Jun 25, 20264685132622391120
Wed, Jun 24, 2026388611221942922
Tue, Jun 23, 20264274121920361019
Mon, Jun 22, 2026398111251937919
Sun, Jun 21, 202629538161426712
Sat, Jun 20, 202632789221640716
Fri, Jun 19, 202631709181534718
Thu, Jun 18, 2026712732184341251664
Wed, Jun 17, 20264883142623411121
Tue, Jun 16, 202649140143624681136
Mon, Jun 15, 202663118183630541428
Sun, Jun 14, 202671121203734561628
Sat, Jun 13, 202667147193832711638
Fri, Jun 12, 202656116163228561330
Thu, Jun 11, 202656117163327601329
Wed, Jun 10, 202667121203432621531
Tue, Jun 9, 202673146214236751734
Mon, Jun 8, 2026692471970341261656
Sun, Jun 7, 202673137254932601528
Sat, Jun 6, 202678151336631601431
Fri, Jun 5, 20267630138154261081243
Thu, Jun 4, 202670175399421541027
Wed, Jun 3, 202676245501611962722
Tue, Jun 2, 202684248621881638722
Mon, Jun 1, 202695260751971541522
Sun, May 31, 2026113354893031744622
Sat, May 30, 20261272351001971934715
Fri, May 29, 202697152761151625513
Thu, May 28, 202699179781441530612
Wed, May 27, 2026113197881521830615
Tue, May 26, 2026109178861411732614
Mon, May 25, 202685307682521339519
Sun, May 24, 202675136591091223410
Sat, May 23, 202696172751331530614
Fri, May 22, 2026109203851601837612
Thu, May 21, 20261424071133412244823
Wed, May 20, 20261326081065251954729
Tue, May 19, 2026103265812221637616
Mon, May 18, 2026242781195686331121341
Sun, May 17, 20261708771397752267935
Sat, May 16, 20262591,5712191,43029921249
Fri, May 15, 20261705751385062459818
Thu, May 14, 20261704891374312450922
Wed, May 13, 2026174597138469271091036
Tue, May 12, 20262261,6151891,492271051024
Mon, May 11, 20261414201123682143821
Sun, May 10, 202619835815830629551129
Sat, May 9, 202617945514334826721038
Fri, May 8, 20261486591205852163726
Thu, May 7, 20261806841516342139918
Wed, May 6, 20261473941293401442413
Tue, May 5, 20262821,4332611,3811633626
Mon, May 4, 202617031016330662215
Sun, May 3, 202618642818042441129
Sat, May 2, 20262175942175940202
Fri, May 1, 20262377172377170000
Thu, Apr 30, 20262941,9802941,9800000
Wed, Apr 29, 20261887831887830000
Tue, Apr 28, 20261795291795290000
Mon, Apr 27, 20261796451796450000
Sun, Apr 26, 20262058342058340000
Sat, Apr 25, 20261393941393940000
Fri, Apr 24, 20261984031984030000
Thu, Apr 23, 20262559042559040000
Wed, Apr 22, 20263552,1333552,1330000
Tue, Apr 21, 20266814,9186814,9180000
Mon, Apr 20, 20263702,0123702,0120000
Sun, Apr 19, 20263731,6413731,6410000
Sat, Apr 18, 20263161,5313161,5310000
Fri, Apr 17, 20261182991182990000
Thu, Apr 16, 20261889831889830000
Wed, Apr 15, 20264602,4094602,4090000
Tue, Apr 14, 20262297302297300000
Mon, Apr 13, 20262521,1012521,1010000
Sun, Apr 12, 20263932,1223932,1220000
Sat, Apr 11, 20265081,4775081,4770000
Fri, Apr 10, 20266852,2196852,2190000
Thu, Apr 9, 20263522,1013522,1010000
Wed, Apr 8, 20262605992605990000
Tue, Apr 7, 20267023,8567023,8560000
Mon, Apr 6, 20263252,0883252,0880000
Sun, Apr 5, 20263549913549910000
Sat, Apr 4, 20262111,0302111,0300000
Fri, Apr 3, 20261918141918140000
Thu, Apr 2, 20262171,6932171,6930000
Wed, Apr 1, 20262717672717670000
Tue, Mar 31, 20263101,3903101,3900000
Mon, Mar 30, 20267853,9787853,9780000
Sun, Mar 29, 20266213,2726213,2720000
Sat, Mar 28, 20263831,8813831,8810000
Fri, Mar 27, 20263289363289360000
Thu, Mar 26, 20265081,9655081,9650000
Wed, Mar 25, 20267192,7247192,7240000
Tue, Mar 24, 20263921,2103921,2100000
Mon, Mar 23, 20263312,4333312,4330000
Sun, Mar 22, 20265572,8725572,8720000
Sat, Mar 21, 20264201,4014201,4010000
Fri, Mar 20, 20265812,4225812,4220000
Thu, Mar 19, 20264321,4924321,4920000
Wed, Mar 18, 20262007152007150000
Tue, Mar 17, 20261558101558100000
Mon, Mar 16, 20262931,3902931,3900000
Sun, Mar 15, 20262681,9242681,9240000
Sat, Mar 14, 20262517092517090000
Fri, Mar 13, 20262955632955630000
Thu, Mar 12, 20262896512896510000
Wed, Mar 11, 20261042491042490000
Tue, Mar 10, 20261565241565240000
Mon, Mar 9, 20262711,3822711,3820000
Sun, Mar 8, 20262551,0352551,0350000
Sat, Mar 7, 20262125582125580000
Fri, Mar 6, 20261303621303620000
Thu, Mar 5, 202694276942760000
Wed, Mar 4, 20261927711927710000
Tue, Mar 3, 20262278282278280000
Mon, Mar 2, 20261927551927550000
Sun, Mar 1, 20262329932329930000
Sat, Feb 28, 20261679411679410000
Fri, Feb 27, 20261751,0011751,0010000
Thu, Feb 26, 202693412934120000
Wed, Feb 25, 20261003711003710000
Tue, Feb 24, 20261763491763490000
Mon, Feb 23, 20262025462025460000
Sun, Feb 22, 20262119332119330000
Sat, Feb 21, 202697240972400000
Fri, Feb 20, 20261114691114690000
Thu, Feb 19, 20261033631033630000
Wed, Feb 18, 202687319873190000
Tue, Feb 17, 20261455821455820000
Mon, Feb 16, 20261102801102800000
Sun, Feb 15, 202671159711590000
Sat, Feb 14, 20261317091317090000
Fri, Feb 13, 20261514071514070000
Thu, Feb 12, 202683172831720000
Wed, Feb 11, 202663140631400000
Tue, Feb 10, 202672223722230000
Mon, Feb 9, 20261003411003410000
Sun, Feb 8, 20261002241002240000
Sat, Feb 7, 202662162621620000
Fri, Feb 6, 202679244792440000
Thu, Feb 5, 202651126511260000
Wed, Feb 4, 202663144631440000
Tue, Feb 3, 202674212742120000
Mon, Feb 2, 202670385703850000
Sun, Feb 1, 202654207542070000
Sat, Jan 31, 2026369136910000
Fri, Jan 30, 202643129431290000
Thu, Jan 29, 202655151551510000
Wed, Jan 28, 2026266926690000
Tue, Jan 27, 202635111351110000
Mon, Jan 26, 202616122161220000
Sun, Jan 25, 2026163316330000
Sat, Jan 24, 2026226422640000
Fri, Jan 23, 2026165016500000
Thu, Jan 22, 2026174217420000
Wed, Jan 21, 2026176517650000
Tue, Jan 20, 2026237423740000
Mon, Jan 19, 2026122512250000
Sun, Jan 18, 202636132361320000
Sat, Jan 17, 2026225122510000
Fri, Jan 16, 2026115211520000
Thu, Jan 15, 202637202372020000
Wed, Jan 14, 2026287828780000
Tue, Jan 13, 2026155915590000
Mon, Jan 12, 2026227122710000
Sun, Jan 11, 202630259302590000
Sat, Jan 10, 2026691,075691,0750000
Fri, Jan 9, 202626127261270000
Thu, Jan 8, 2026124212420000
Wed, Jan 7, 202653155531550000
Tue, Jan 6, 202649256492560000
Mon, Jan 5, 202645198451980000
Sun, Jan 4, 202661517615170000
Sat, Jan 3, 2026306730670000
Fri, Jan 2, 2026114711470000
Thu, Jan 1, 2026133613360000
Wed, Dec 31, 2025145614560000
Tue, Dec 30, 2025135513550000
Mon, Dec 29, 2025169916990000
Sun, Dec 28, 2025123012300000
Sat, Dec 27, 202557146571460000
Fri, Dec 26, 202539190391900000
Thu, Dec 25, 202550228502280000
Wed, Dec 24, 202578256782560000
Tue, Dec 23, 2025257525750000
Mon, Dec 22, 2025119811980000
Sun, Dec 21, 20256196190000
Sat, Dec 20, 20259349340000
Fri, Dec 19, 202541508415080000
Thu, Dec 18, 20257427420000
Wed, Dec 17, 202559256592560000
Tue, Dec 16, 20259249240000
Mon, Dec 15, 20257147140000
Sun, Dec 14, 20257147140000
Sat, Dec 13, 20257177170000
Fri, Dec 12, 20259269260000
Thu, Dec 11, 2025138513850000
Wed, Dec 10, 2025123112310000
Tue, Dec 9, 20258318310000
Mon, Dec 8, 20258158150000
Sun, Dec 7, 20255105100001
Sat, Dec 6, 20257275190028
Fri, Dec 5, 2025102361300410
Thu, Dec 4, 2025714360048
Wed, Dec 3, 2025612130049
Tue, Dec 2, 20255170100516
Mon, Dec 1, 20257200000720
Sun, Nov 30, 20256130000613
Sat, Nov 29, 20256170000617
Fri, Nov 28, 2025102300001023
Thu, Nov 27, 2025105000001050
Wed, Nov 26, 2025169900001699
Tue, Nov 25, 20259280000928
Mon, Nov 24, 20258260000826
Sun, Nov 23, 20258190000819
Sat, Nov 22, 20257170000717
Fri, Nov 21, 20256200000620
Thu, Nov 20, 20256130000613
Wed, Nov 19, 20257300000730
Tue, Nov 18, 20258250000825
Mon, Nov 17, 20256160000616
Sun, Nov 16, 2025144900001449
Sat, Nov 15, 2025113600001136
Fri, Nov 14, 2025157100001571
Thu, Nov 13, 2025143200001432
Wed, Nov 12, 2025113500001135
Tue, Nov 11, 2025117100001171
Mon, Nov 10, 20259210000921
Sun, Nov 9, 2025136400001364
Sat, Nov 8, 20259210000921
Fri, Nov 7, 2025153400001534
Thu, Nov 6, 2025145500001455
Wed, Nov 5, 2025164800001648
Tue, Nov 4, 2025102400001024
Mon, Nov 3, 20258230000823
Sun, Nov 2, 2025249500002495
Sat, Nov 1, 2025207300002073
Fri, Oct 31, 2025136700001367
Thu, Oct 30, 2025175500001755
Wed, Oct 29, 2025143100001431
Tue, Oct 28, 202513111000013111
Mon, Oct 27, 20258200000820
Sun, Oct 26, 20259560000956
Sat, Oct 25, 2025329500003295
Fri, Oct 24, 2025289900002899
Thu, Oct 23, 2025208200002082
Wed, Oct 22, 2025209500002095
Tue, Oct 21, 2025198200001982
Mon, Oct 20, 202523125000023125
Sun, Oct 19, 2025286500002865
Sat, Oct 18, 2025196400001964
Fri, Oct 17, 202528110000028110
Thu, Oct 16, 2025173100001731
Wed, Oct 15, 202540143000040143
Tue, Oct 14, 2025186300001863
Mon, Oct 13, 2025277100002771
Sun, Oct 12, 2025357400003574
Sat, Oct 11, 202546121000046121
Fri, Oct 10, 202595272000095272
Thu, Oct 9, 202557128000057128
Wed, Oct 8, 202558232000058232
Tue, Oct 7, 202543136000043136
Mon, Oct 6, 202536156000036156
Sun, Oct 5, 2025336300003363
Sat, Oct 4, 2025357100003571
Fri, Oct 3, 202533160000033160
Thu, Oct 2, 202561240000061240
Wed, Oct 1, 202535118000035118
Tue, Sep 30, 202547142000047142
Mon, Sep 29, 202576156000076156
Sun, Sep 28, 202562227000062227
Sat, Sep 27, 202568310000068310
Fri, Sep 26, 202558129000058129
Thu, Sep 25, 202554136000054136
Wed, Sep 24, 202556103000056103
Tue, Sep 23, 202596247000096247
Mon, Sep 22, 202569133000069133
Sun, Sep 21, 202575146000075146
Sat, Sep 20, 202554122000054122
Fri, Sep 19, 2025509200005092