Pollen Monitor
Daily pollen insights

Daily pollen overview

Sioux Falls 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/Chicago

Total

44

Average

50

Peak

Tree

None

0

Average

0

Peak

Grass

None

0

Average

0

Peak

Ragweed

High

44

Average

50

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

Ragweed44

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, 2026Latest445000004450
Mon, Oct 12, 202654104000054104
Sun, Oct 11, 20261171580000117158
Sat, Oct 10, 202693122000093122
Fri, Oct 9, 202675124000075124
Thu, Oct 8, 202658101000058101
Wed, Oct 7, 202663104000063104
Tue, Oct 6, 202682191000082191
Mon, Oct 5, 202695234000095234
Sun, Oct 4, 202668124000068124
Sat, Oct 3, 2026851376100079127
Fri, Oct 2, 20265489813004576
Thu, Oct 1, 2026541191534003885
Wed, Sep 30, 202643881634002654
Tue, Sep 29, 202645762238002238
Mon, Sep 28, 202650922546002546
Sun, Sep 27, 202643842142002142
Sat, Sep 26, 202650582529002529
Fri, Sep 25, 202648702435002435
Thu, Sep 24, 2026651023251003251
Wed, Sep 23, 20261031405170005170
Tue, Sep 22, 2026961244862004862
Mon, Sep 21, 202685964348004348
Sun, Sep 20, 2026891084454004454
Sat, Sep 19, 202668943447003447
Fri, Sep 18, 202675943847003847
Thu, Sep 17, 2026831364268004268
Wed, Sep 16, 2026771543977003977
Tue, Sep 15, 2026741223761003761
Mon, Sep 14, 2026831284264004264
Sun, Sep 13, 2026781243962003962
Sat, Sep 12, 2026110206551030055103
Fri, Sep 11, 20261221886194006194
Thu, Sep 10, 2026104204521020052102
Wed, Sep 9, 2026115200571000057100
Tue, Sep 8, 2026861704385004385
Mon, Sep 7, 202698204491020049102
Sun, Sep 6, 2026831544277004277
Sat, Sep 5, 20261001405070005070
Fri, Sep 4, 2026881484474004474
Thu, Sep 3, 20261041824884005698
Wed, Sep 2, 2026731523470003982
Tue, Sep 1, 2026781413665004276
Mon, Aug 31, 2026821233247694567
Sun, Aug 30, 2026801233147694367
Sat, Aug 29, 202610517240668135793
Fri, Aug 28, 20267913530526104373
Thu, Aug 27, 20266113124504103371
Wed, Aug 26, 20268913534527104873
Tue, Aug 25, 2026681122643583761
Mon, Aug 24, 2026751202946594165
Sun, Aug 23, 202641791630362343
Sat, Aug 22, 202636591423242032
Fri, Aug 21, 202649701927352738
Thu, Aug 20, 202633441317231824
Wed, Aug 19, 202634461318231925
Tue, Aug 18, 202632421216231823
Mon, Aug 17, 202632441217231724
Sun, Aug 16, 202628461118231525
Sat, Aug 15, 20262247818131226
Fri, Aug 14, 20262916611642121690
Thu, Aug 13, 202626361014221420
Wed, Aug 12, 20262335914121319
Tue, Aug 11, 20262131812121117
Mon, Aug 10, 20262131812121217
Sun, Aug 9, 20262128811121215
Sat, Aug 8, 20262129811121216
Fri, Aug 7, 20262029811121116
Thu, Aug 6, 20262331912121317
Wed, Aug 5, 20261828711121015
Tue, Aug 4, 20261926810121114
Mon, Aug 3, 2026232879561113
Sun, Aug 2, 202620284669913
Sat, Aug 1, 2026203034913913
Fri, Jul 31, 20261936121120714
Thu, Jul 30, 20262128001418810
Wed, Jul 29, 20262029001319710
Tue, Jul 28, 2026202600131779
Mon, Jul 27, 20262461001639922
Sun, Jul 26, 20262351001533818
Sat, Jul 25, 2026192600121779
Fri, Jul 24, 20261929001219710
Thu, Jul 23, 20262228001418810
Wed, Jul 22, 20262229001419810
Tue, Jul 21, 20262629001719910
Mon, Jul 20, 20262328001518810
Sun, Jul 19, 20262588001657931
Sat, Jul 18, 20262428001618810
Fri, Jul 17, 20262529001619910
Thu, Jul 16, 20262128001418710
Wed, Jul 15, 20262432001521811
Tue, Jul 14, 20262329001519810
Mon, Jul 13, 202627340017221012
Sun, Jul 12, 202631340020221112
Sat, Jul 11, 20262331001520811
Fri, Jul 10, 2026212600141779
Thu, Jul 9, 20262534001622912
Wed, Jul 8, 202627340017221016
Tue, Jul 7, 2026152300581016
Mon, Jul 6, 202613230257814
Sun, Jul 5, 2026251122910431360
Sat, Jul 4, 2026213935917917
Fri, Jul 3, 202622954151044836
Thu, Jul 2, 20261558313727518
Wed, Jul 1, 202615254871236
Tue, Jun 30, 202617275781347
Mon, Jun 29, 20261877520937420
Sun, Jun 28, 2026261077301355622
Sat, Jun 27, 20263411710361754827
Fri, Jun 26, 202629838211441721
Thu, Jun 25, 202630459141522711
Wed, Jun 24, 202631689191535714
Tue, Jun 23, 202630548141526714
Mon, Jun 22, 202624547171225612
Sun, Jun 21, 202631499151524712
Sat, Jun 20, 2026399611271949920
Fri, Jun 19, 202631529161524712
Thu, Jun 18, 2026356210191730816
Wed, Jun 17, 2026378911251846818
Tue, Jun 16, 202650102142824501126
Mon, Jun 15, 202653101153126461224
Sun, Jun 14, 20264782132423401121
Sat, Jun 13, 2026742592173361331753
Fri, Jun 12, 202663146184531671534
Thu, Jun 11, 2026682242069321031652
Wed, Jun 10, 202671156214534801634
Tue, Jun 9, 2026387611231839918
Mon, Jun 8, 202666175194532851645
Sun, Jun 7, 202687197307139871839
Sat, Jun 6, 202611426649114451092054
Fri, Jun 5, 20269962452390321511583
Thu, Jun 4, 20261012075812230581427
Wed, Jun 3, 20261132507315929641127
Tue, Jun 2, 202613832310225225451126
Mon, Jun 1, 202696189761531531511
Sun, May 31, 2026111187871501734615
Sat, May 30, 20261544431233892350826
Fri, May 29, 202698213771711530612
Thu, May 28, 202677162601281229512
Wed, May 27, 202690160711241427513
Tue, May 26, 202698246782041536613
Mon, May 25, 20261292571012062036816
Sun, May 24, 202692187731511531512
Sat, May 23, 2026123310972541945619
Fri, May 22, 2026124302972332046723
Thu, May 21, 202622245417838432501225
Wed, May 20, 20261482811162282240921
Tue, May 19, 20261585061264422355922
Mon, May 18, 20263451,4702941,33538881447
Sun, May 17, 202622647418241232531227
Sat, May 16, 2026123325972461952727
Fri, May 15, 2026101179801471629612
Thu, May 14, 20261333041052492040820
Wed, May 13, 20261656141345432361923
Tue, May 12, 202615837012428024591031
Mon, May 11, 20261323261042472052827
Sun, May 10, 20261313171022492058825
Sat, May 9, 20262251,3491871,24928821029
Fri, May 8, 2026120523964471850626
Thu, May 7, 20261433881173171856829
Wed, May 6, 20261536211345351566420
Tue, May 5, 20261795221634821344313
Mon, May 4, 20262841,0612741,041824210
Sun, May 3, 2026260977253958519210
Sat, May 2, 20261797951797950202
Fri, May 1, 20261875941875940000
Thu, Apr 30, 20262371,0002371,0000000
Wed, Apr 29, 20262038432038430000
Tue, Apr 28, 20262218892218890000
Mon, Apr 27, 20261943771943770000
Sun, Apr 26, 20261363051363050000
Sat, Apr 25, 20261924601924600000
Fri, Apr 24, 20261869731869730000
Thu, Apr 23, 20264391,8334391,8330000
Wed, Apr 22, 20263831,8803831,8800000
Tue, Apr 21, 20263641,6013641,6010000
Mon, Apr 20, 20261305131305130000
Sun, Apr 19, 20261838131838130000
Sat, Apr 18, 20261565411565410000
Fri, Apr 17, 20264414,0784414,0780000
Thu, Apr 16, 20265092,6705092,6700000
Wed, Apr 15, 20265852,0215852,0210000
Tue, Apr 14, 20269074,3709074,3700000
Mon, Apr 13, 20261,1015,4541,1015,4540000
Sun, Apr 12, 20261,1072,9781,1072,9780000
Sat, Apr 11, 20264621,7254621,7250000
Fri, Apr 10, 20261861,2211861,2210000
Thu, Apr 9, 20261701,2121701,2120000
Wed, Apr 8, 20264082,4254082,4250000
Tue, Apr 7, 202698253982530000
Mon, Apr 6, 20261661,1601661,1600000
Sun, Apr 5, 20263092,1313092,1310000
Sat, Apr 4, 20261023631023630000
Fri, Apr 3, 202692149921490000
Thu, Apr 2, 202690338903380000
Wed, Apr 1, 20261316681316680000
Tue, Mar 31, 20268696,9688696,9680000
Mon, Mar 30, 20268496,8508496,8500000
Sun, Mar 29, 20266293,1696293,1690000
Sat, Mar 28, 20263372,0833372,0830000
Fri, Mar 27, 20261487331487330000
Thu, Mar 26, 20264231,6874231,6870000
Wed, Mar 25, 20263491,2433491,2430000
Tue, Mar 24, 20261851,0791851,0790000
Mon, Mar 23, 20261233671233670000
Sun, Mar 22, 20262381,8812381,8810000
Sat, Mar 21, 20264341,9354341,9350000
Fri, Mar 20, 20264982,8124982,8120000
Thu, Mar 19, 20263192,5993192,5990000
Wed, Mar 18, 20261866481866480000
Tue, Mar 17, 20261787901787900000
Mon, Mar 16, 20261923321923320000
Sun, Mar 15, 20261374041374040000
Sat, Mar 14, 202679199791990000
Fri, Mar 13, 20261175121175120000
Thu, Mar 12, 20261636911636910000
Wed, Mar 11, 202691248912480000
Tue, Mar 10, 202698626986260000
Mon, Mar 9, 20262688782688780000
Sun, Mar 8, 20262091,0352091,0350000
Sat, Mar 7, 202686276862760000
Fri, Mar 6, 20261724101724100000
Thu, Mar 5, 20261543721543720000
Wed, Mar 4, 20262045582045580000
Tue, Mar 3, 20262011,1032011,1030000
Mon, Mar 2, 202692335923350000
Sun, Mar 1, 202682157821570000
Sat, Feb 28, 202699303993030000
Fri, Feb 27, 20262117472117470000
Thu, Feb 26, 20261019461019460000
Wed, Feb 25, 202661360613600000
Tue, Feb 24, 20262292,6052292,6050000
Mon, Feb 23, 202668600686000000
Sun, Feb 22, 202649279492790000
Sat, Feb 21, 202681261812610000
Fri, Feb 20, 202659199591990000
Thu, Feb 19, 202697280972800000
Wed, Feb 18, 20261446151446150000
Tue, Feb 17, 20262699332699330000
Mon, Feb 16, 20261764711764710000
Sun, Feb 15, 202685507855070000
Sat, Feb 14, 202664179641790000
Fri, Feb 13, 20261084141084140000
Thu, Feb 12, 202684256842560000
Wed, Feb 11, 202656226562260000
Tue, Feb 10, 202691271912710000
Mon, Feb 9, 20261005291005290000
Sun, Feb 8, 202677225772250000
Sat, Feb 7, 202652270522700000
Fri, Feb 6, 202692209922090000
Thu, Feb 5, 202671288712880000
Wed, Feb 4, 2026194919490000
Tue, Feb 3, 202623152231520000
Mon, Feb 2, 2026298729870000
Sun, Feb 1, 2026256025600000
Sat, Jan 31, 2026156515650000
Fri, Jan 30, 2026143414340000
Thu, Jan 29, 2026229322930000
Wed, Jan 28, 2026112511250000
Tue, Jan 27, 2026104010400000
Mon, Jan 26, 2026105010500000
Sun, Jan 25, 2026174617460000
Sat, Jan 24, 2026112111210000
Fri, Jan 23, 20269439430000
Thu, Jan 22, 2026105310530000
Wed, Jan 21, 2026144014400000
Tue, Jan 20, 2026187118710000
Mon, Jan 19, 20265205200000
Sun, Jan 18, 2026144814480000
Sat, Jan 17, 2026134613460000
Fri, Jan 16, 202633246332460000
Thu, Jan 15, 202625176251760000
Wed, Jan 14, 202635135351350000
Tue, Jan 13, 20261331,1491331,1490000
Mon, Jan 12, 20261341,3831341,3830000
Sun, Jan 11, 202638280382800000
Sat, Jan 10, 2026123212320000
Fri, Jan 9, 2026103010300000
Thu, Jan 8, 2026167516750000
Wed, Jan 7, 202621125211250000
Tue, Jan 6, 2026177817780000
Mon, Jan 5, 202623114231140000
Sun, Jan 4, 2026207220720000
Sat, Jan 3, 2026102010200000
Fri, Jan 2, 20268188180000
Thu, Jan 1, 20268188180000
Wed, Dec 31, 20259559550000
Tue, Dec 30, 2025115411540000
Mon, Dec 29, 202515263152630000
Sun, Dec 28, 2025147414740000
Sat, Dec 27, 2025123012300000
Fri, Dec 26, 2025116611660000
Thu, Dec 25, 20258298290000
Wed, Dec 24, 20258298290000
Tue, Dec 23, 20258458450000
Mon, Dec 22, 2025216021600000
Sun, Dec 21, 20258168160000
Sat, Dec 20, 2025104110410000
Fri, Dec 19, 2025154215420000
Thu, Dec 18, 20257207200000
Wed, Dec 17, 202514120141200000
Tue, Dec 16, 20257267260000
Mon, Dec 15, 20255135130000
Sun, Dec 14, 20256126120000
Sat, Dec 13, 20258238230000
Fri, Dec 12, 20256136130000
Thu, Dec 11, 20255135130000
Wed, Dec 10, 20254114110000
Tue, Dec 9, 20257127120000
Mon, Dec 8, 20257137130000
Sun, Dec 7, 20255115100001
Sat, Dec 6, 20257145100024
Fri, Dec 5, 2025512370025
Thu, Dec 4, 2025511250036
Wed, Dec 3, 2025411130038
Tue, Dec 2, 20256120100511
Mon, Dec 1, 20256180000618
Sun, Nov 30, 20256190000619
Sat, Nov 29, 20255100000510
Fri, Nov 28, 20256130000613
Thu, Nov 27, 20258450000845
Wed, Nov 26, 20257150000715
Tue, Nov 25, 2025169400001694
Mon, Nov 24, 20256140000614
Sun, Nov 23, 20257170000717
Sat, Nov 22, 20258200000820
Fri, Nov 21, 20258170000817
Thu, Nov 20, 20258190000819
Wed, Nov 19, 20259470000947
Tue, Nov 18, 20257230000723
Mon, Nov 17, 20258200000820
Sun, Nov 16, 20259320000932
Sat, Nov 15, 2025226500002265
Fri, Nov 14, 2025133200001332
Thu, Nov 13, 2025114000001140
Wed, Nov 12, 20259320000932
Tue, Nov 11, 2025125000001250
Mon, Nov 10, 20255120000512
Sun, Nov 9, 20255180000518
Sat, Nov 8, 20259310000931
Fri, Nov 7, 20258300000830
Thu, Nov 6, 2025177100001771
Wed, Nov 5, 2025123000001230
Tue, Nov 4, 2025177000001770
Mon, Nov 3, 202520112000020112
Sun, Nov 2, 2025145400001454
Sat, Nov 1, 20257270000727
Fri, Oct 31, 20257230000723
Thu, Oct 30, 2025326400003264
Wed, Oct 29, 2025187400001874
Tue, Oct 28, 2025102500001025
Mon, Oct 27, 202533118000033118
Sun, Oct 26, 202545188000045188
Sat, Oct 25, 2025288800002888
Fri, Oct 24, 2025185900001859
Thu, Oct 23, 2025103700001037
Wed, Oct 22, 202529119000029119
Tue, Oct 21, 202534151000034151
Mon, Oct 20, 202537136000037136
Sun, Oct 19, 202530118000030118
Sat, Oct 18, 2025245300002453
Fri, Oct 17, 202564271000064271
Thu, Oct 16, 202569204000069204
Wed, Oct 15, 202532174000032174
Tue, Oct 14, 2025214500002145
Mon, Oct 13, 202550240000050240
Sun, Oct 12, 20251092770000109277
Sat, Oct 11, 202553198000053198
Fri, Oct 10, 202570287000070287
Thu, Oct 9, 202578201000078201
Wed, Oct 8, 202551121000051121
Tue, Oct 7, 202549127000049127
Mon, Oct 6, 202545282000045282
Sun, Oct 5, 20251484160000148416
Sat, Oct 4, 20251282690000128269
Fri, Oct 3, 202567352000067352
Thu, Oct 2, 20251193720000119372
Wed, Oct 1, 20251352750000135275
Tue, Sep 30, 20251322130000132213
Mon, Sep 29, 202560214000060214
Sun, Sep 28, 202585261000085261
Sat, Sep 27, 202599233000099233
Fri, Sep 26, 202574339000074339
Thu, Sep 25, 202587237000087237
Wed, Sep 24, 202567224000067224
Tue, Sep 23, 20251263850000126385
Mon, Sep 22, 202586285000086285
Sun, Sep 21, 202579231000079231
Sat, Sep 20, 202544113000044113
Fri, Sep 19, 2025419600004196