Pollen Monitor
Daily pollen insights

Daily pollen overview

Berkeley 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/Los_Angeles

Total

39

Average

55

Peak

Tree

None

0

Average

0

Peak

Grass

None

0

Average

0

Peak

Ragweed

High

39

Average

55

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

Ragweed39

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, 2026Latest395500003955
Mon, Oct 12, 2026467300004673
Sun, Oct 11, 2026456500004565
Sat, Oct 10, 2026485300004853
Fri, Oct 9, 202646130000046130
Thu, Oct 8, 202653118000053118
Wed, Oct 7, 202659116000059116
Tue, Oct 6, 202661159000061159
Mon, Oct 5, 202683164000083164
Sun, Oct 4, 202678152000078152
Sat, Oct 3, 2026661415100061131
Fri, Oct 2, 20264394614003780
Thu, Oct 1, 20264915414440036110
Wed, Sep 30, 2026671312650004181
Tue, Sep 29, 2026431422171002171
Mon, Sep 28, 202648842442002442
Sun, Sep 27, 202647762338002338
Sat, Sep 26, 202653962748002748
Fri, Sep 25, 2026611643182003182
Thu, Sep 24, 2026711183559003559
Wed, Sep 23, 2026601163058003058
Tue, Sep 22, 202667823441003441
Mon, Sep 21, 202667723336003336
Sun, Sep 20, 202669743537003537
Sat, Sep 19, 202655742837002837
Fri, Sep 18, 202665963248003248
Thu, Sep 17, 202676943847003847
Wed, Sep 16, 202651582529002529
Tue, Sep 15, 202653822741002741
Mon, Sep 14, 2026631283264003264
Sun, Sep 13, 2026701243562003562
Sat, Sep 12, 2026611023051003051
Fri, Sep 11, 202658982949002949
Thu, Sep 10, 2026871264363004363
Wed, Sep 9, 2026821224161004161
Tue, Sep 8, 2026781303965003965
Mon, Sep 7, 2026681303465003465
Sun, Sep 6, 2026651163258003258
Sat, Sep 5, 2026671223461003461
Fri, Sep 4, 2026631243162003162
Thu, Sep 3, 2026621062949003357
Wed, Sep 2, 2026501072349002758
Tue, Sep 1, 2026601082850003258
Mon, Aug 31, 202641731628352240
Sun, Aug 30, 202645721728352439
Sat, Aug 29, 202647781830362542
Fri, Aug 28, 202656702227453138
Thu, Aug 27, 202652622024442834
Wed, Aug 26, 202654622124442934
Tue, Aug 25, 202647551821342530
Mon, Aug 24, 202645651725352435
Sun, Aug 23, 202634561322241830
Sat, Aug 22, 202633441317231824
Fri, Aug 21, 202631541221241729
Thu, Aug 20, 202632441217231824
Wed, Aug 19, 202630441217231724
Tue, Aug 18, 202632441317231824
Mon, Aug 17, 202634441317231924
Sun, Aug 16, 202635441417231924
Sat, Aug 15, 202632361214221820
Fri, Aug 14, 202633391315231821
Thu, Aug 13, 202633391315231821
Wed, Aug 12, 20262434913121319
Tue, Aug 11, 20261932712121018
Mon, Aug 10, 20261826710121014
Sun, Aug 9, 2026152661012814
Sat, Aug 8, 202616236911913
Fri, Aug 7, 20261826710121014
Thu, Aug 6, 20262127810121115
Wed, Aug 5, 202617207811911
Tue, Aug 4, 202616217811912
Mon, Aug 3, 202617235745811
Sun, Aug 2, 202617264658812
Sat, Aug 1, 2026172323710710
Fri, Jul 31, 20261926121114810
Thu, Jul 30, 2026172000111367
Wed, Jul 29, 2026182200111468
Tue, Jul 28, 2026182300121568
Mon, Jul 27, 2026172000111367
Sun, Jul 26, 2026172300111568
Sat, Jul 25, 2026172300111568
Fri, Jul 24, 20262228001418810
Thu, Jul 23, 2026202300131578
Wed, Jul 22, 20262488001657831
Tue, Jul 21, 20262129001419710
Mon, Jul 20, 2026162300101568
Sun, Jul 19, 2026152000101357
Sat, Jul 18, 2026182300111568
Fri, Jul 17, 2026182300111568
Thu, Jul 16, 2026172500111669
Wed, Jul 15, 202629360019231013
Tue, Jul 14, 20262028001318710
Mon, Jul 13, 20262534001622912
Sun, Jul 12, 202630390019251114
Sat, Jul 11, 2026192600121769
Fri, Jul 10, 2026202600131779
Thu, Jul 9, 20262235001423712
Wed, Jul 8, 20262028001218718
Tue, Jul 7, 202613260048918
Mon, Jul 6, 20261836136111122
Sun, Jul 5, 20262157268231128
Sat, Jul 4, 2026194437817820
Fri, Jul 3, 2026174138818615
Thu, Jul 2, 202627516121223816
Wed, Jul 1, 20262039611102059
Tue, Jun 30, 202624727221234618
Mon, Jun 29, 202644170125221821040
Sun, Jun 28, 202627968271349620
Sat, Jun 27, 202620586151028515
Fri, Jun 26, 202623477131123512
Thu, Jun 25, 202619465141021411
Wed, Jun 24, 202621446131122511
Tue, Jun 23, 20261951516923412
Mon, Jun 22, 20261948515922411
Sun, Jun 21, 202625717221233616
Sat, Jun 20, 2026407312191935919
Fri, Jun 19, 202629548151428711
Thu, Jun 18, 202630618171532712
Wed, Jun 17, 202630528161524712
Tue, Jun 16, 2026346810191635814
Mon, Jun 15, 202624567171228513
Sun, Jun 14, 202623537161127512
Sat, Jun 13, 202671134214134621631
Fri, Jun 12, 20265589152327431323
Thu, Jun 11, 2026409811301945923
Wed, Jun 10, 2026492271464241161147
Tue, Jun 9, 202655107163326491325
Mon, Jun 8, 202659109172829531428
Sun, Jun 7, 202669113244031521526
Sat, Jun 6, 202613443559224511342477
Fri, Jun 5, 202667109335323361120
Thu, Jun 4, 20266213036791836815
Wed, Jun 3, 20265711937741531614
Tue, Jun 2, 202670925168131959
Mon, Jun 1, 202696174761371532511
Sun, May 31, 202664134511021021311
Sat, May 30, 2026101127791021621610
Fri, May 29, 202692206721621429615
Thu, May 28, 2026114235901941835612
Wed, May 27, 2026105180821451626614
Tue, May 26, 2026112197881521830615
Mon, May 25, 2026108199851571736612
Sun, May 24, 20261291911011502029714
Sat, May 23, 2026108167851351725613
Fri, May 22, 20261272461001971935817
Thu, May 21, 2026117261922101833718
Wed, May 20, 2026103194811511628615
Tue, May 19, 2026114176901361829614
Mon, May 18, 2026115213911751834614
Sun, May 17, 20261576361265512257929
Sat, May 16, 202617934314127327541129
Fri, May 15, 20261395401114622051827
Thu, May 14, 2026115271912141849714
Wed, May 13, 202616834813428825431021
Tue, May 12, 202620658116649930541028
Mon, May 11, 20262641,4772191,34233881247
Sun, May 10, 202623945219439733701232
Sat, May 9, 20261835601504822551927
Fri, May 8, 2026276563222442391031536
Thu, May 7, 20263801,06832596438681736
Wed, May 6, 20262044001803661929512
Tue, May 5, 20262035711845301432516
Mon, May 4, 202628666327564782238
Sun, May 3, 202629461328560751539
Sat, May 2, 20263351,1513341,1431414
Fri, May 1, 20262826632826630000
Thu, Apr 30, 20262999732999730000
Wed, Apr 29, 20262766702766700000
Tue, Apr 28, 20263121,3613121,3610000
Mon, Apr 27, 20262358842358840000
Sun, Apr 26, 20262769232769230000
Sat, Apr 25, 20263941,0003941,0000000
Fri, Apr 24, 20267406,5497406,5490000
Thu, Apr 23, 20264982,4564982,4560000
Wed, Apr 22, 20265991,9415991,9410000
Tue, Apr 21, 20264481,3054481,3050000
Mon, Apr 20, 20265873,6055873,6050000
Sun, Apr 19, 20265021,2215021,2210000
Sat, Apr 18, 20264721,4304721,4300000
Fri, Apr 17, 20263671,1123671,1120000
Thu, Apr 16, 20263941,4673941,4670000
Wed, Apr 15, 20266413,7466413,7460000
Tue, Apr 14, 20266812,9106812,9100000
Mon, Apr 13, 20267434,3707434,3700000
Sun, Apr 12, 20265102,0985102,0980000
Sat, Apr 11, 20264941,5004941,5000000
Fri, Apr 10, 20264952,3874952,3870000
Thu, Apr 9, 20268555,5258555,5250000
Wed, Apr 8, 20267923,9847923,9840000
Tue, Apr 7, 20265391,7815391,7810000
Mon, Apr 6, 20266982,7546982,7540000
Sun, Apr 5, 20265371,6115371,6110000
Sat, Apr 4, 20267283,1797283,1790000
Fri, Apr 3, 20265152,8935152,8930000
Thu, Apr 2, 20268004,1698004,1690000
Wed, Apr 1, 20261,1704,6081,1704,6080000
Tue, Mar 31, 20261,3504,4661,3504,4660000
Mon, Mar 30, 20261,0484,9411,0484,9410000
Sun, Mar 29, 20266512,6976512,6970000
Sat, Mar 28, 20267032,2427032,2420000
Fri, Mar 27, 20267132,4507132,4500000
Thu, Mar 26, 20266153,0976153,0970000
Wed, Mar 25, 20265362,5865362,5860000
Tue, Mar 24, 20264411,4674411,4670000
Mon, Mar 23, 20268264,3088264,3080000
Sun, Mar 22, 20261,0544,8151,0544,8150000
Sat, Mar 21, 20261,0276,2111,0276,2110000
Fri, Mar 20, 20266661,9966661,9960000
Thu, Mar 19, 20265913,7585913,7580000
Wed, Mar 18, 20266545,3666545,3660303
Tue, Mar 17, 20262997952997950000
Mon, Mar 16, 20263972,2373972,2370000
Sun, Mar 15, 20262916592916590000
Sat, Mar 14, 20264039844039840000
Fri, Mar 13, 20263147683147680000
Thu, Mar 12, 20263221,1903221,1900000
Wed, Mar 11, 20262669002669000000
Tue, Mar 10, 20262927012927010000
Mon, Mar 9, 20262738772738770000
Sun, Mar 8, 20263581,1153581,1150000
Sat, Mar 7, 20261944331944330000
Fri, Mar 6, 20262695662695660000
Thu, Mar 5, 20262998242998240000
Wed, Mar 4, 20262951,6472951,6470000
Tue, Mar 3, 20262701,0612701,0610000
Mon, Mar 2, 20263087983087980000
Sun, Mar 1, 20263581,0353581,0350000
Sat, Feb 28, 20262056542056540000
Fri, Feb 27, 20262771,1672771,1670000
Thu, Feb 26, 20264461,0034461,0030000
Wed, Feb 25, 20264911,2294911,2290000
Tue, Feb 24, 20262481,4342481,4340000
Mon, Feb 23, 20261833391833390000
Sun, Feb 22, 20263006903006900000
Sat, Feb 21, 20262147982147980000
Fri, Feb 20, 20262155072155070000
Thu, Feb 19, 20262831,1802831,1800000
Wed, Feb 18, 20261603581603580000
Tue, Feb 17, 20261092201092200000
Mon, Feb 16, 20261553141553140000
Sun, Feb 15, 20261924921924920000
Sat, Feb 14, 20261293301293300000
Fri, Feb 13, 20263261,3963261,3960000
Thu, Feb 12, 20261482601482600000
Wed, Feb 11, 20262215582215580000
Tue, Feb 10, 20261524231524230000
Mon, Feb 9, 20261112101112100000
Sun, Feb 8, 20261262331262330000
Sat, Feb 7, 202670120701200000
Fri, Feb 6, 20261444401444400000
Thu, Feb 5, 20261151601151600000
Wed, Feb 4, 202691149911490000
Tue, Feb 3, 202698157981570000
Mon, Feb 2, 20261764401764400000
Sun, Feb 1, 20261172551172550000
Sat, Jan 31, 202680124801240000
Fri, Jan 30, 202656164561640000
Thu, Jan 29, 202660116601160000
Wed, Jan 28, 202696384963840000
Tue, Jan 27, 20261114431114430000
Mon, Jan 26, 202670108701080000
Sun, Jan 25, 20261565591565590000
Sat, Jan 24, 202695216952160000
Fri, Jan 23, 202653146531460000
Thu, Jan 22, 20261164511164510000
Wed, Jan 21, 202693249932490000
Tue, Jan 20, 20261282051282050000
Mon, Jan 19, 202676228762280000
Sun, Jan 18, 202669165691650000
Sat, Jan 17, 202689299892990000
Fri, Jan 16, 202663148631480000
Thu, Jan 15, 202670188701880000
Wed, Jan 14, 20261253271253270000
Tue, Jan 13, 202644130441300000
Mon, Jan 12, 202667113671130000
Sun, Jan 11, 202673198731980000
Sat, Jan 10, 202664334643340000
Fri, Jan 9, 202646108461080000
Thu, Jan 8, 2026559855980000
Wed, Jan 7, 202651177511770000
Tue, Jan 6, 202664157641570000
Mon, Jan 5, 2026298229820000
Sun, Jan 4, 202634334343340000
Sat, Jan 3, 202646129461290000
Fri, Jan 2, 202637179371790000
Thu, Jan 1, 2026327032700000
Wed, Dec 31, 2025246924690000
Tue, Dec 30, 20251061,2461061,2460000
Mon, Dec 29, 202564207642070000
Sun, Dec 28, 2025289728970000
Sat, Dec 27, 2025223722370000
Fri, Dec 26, 202544136441360000
Thu, Dec 25, 2025317531750000
Wed, Dec 24, 202550225502250000
Tue, Dec 23, 20251542,8401542,8400000
Mon, Dec 22, 202525158251580000
Sun, Dec 21, 202526177261770000
Sat, Dec 20, 2025223822380000
Fri, Dec 19, 2025174017400000
Thu, Dec 18, 202526292262920000
Wed, Dec 17, 2025132713270000
Tue, Dec 16, 20251212,1481212,1480000
Mon, Dec 15, 20257237230000
Sun, Dec 14, 20259419410000
Sat, Dec 13, 20257227220000
Fri, Dec 12, 20258168160000
Thu, Dec 11, 20258168160000
Wed, Dec 10, 20258178170000
Tue, Dec 9, 20259359350000
Mon, Dec 8, 20257247240000
Sun, Dec 7, 20254114100001
Sat, Dec 6, 202573552500210
Fri, Dec 5, 2025614480026
Thu, Dec 4, 2025102841200616
Wed, Dec 3, 202510293800821
Tue, Dec 2, 20256190100618
Mon, Dec 1, 20256130000613
Sun, Nov 30, 20257190000719
Sat, Nov 29, 20256150000615
Fri, Nov 28, 20257200000720
Thu, Nov 27, 2025168400001684
Wed, Nov 26, 20258170000817
Tue, Nov 25, 2025102600001026
Mon, Nov 24, 20257170000717
Sun, Nov 23, 20255140000514
Sat, Nov 22, 20257170000717
Fri, Nov 21, 20258360000836
Thu, Nov 20, 20257150000715
Wed, Nov 19, 20258240000824
Tue, Nov 18, 20257280000728
Mon, Nov 17, 20255150000515
Sun, Nov 16, 20257250000725
Sat, Nov 15, 20259210000921
Fri, Nov 14, 20258200000820
Thu, Nov 13, 2025199000001990
Wed, Nov 12, 2025153800001538
Tue, Nov 11, 2025113100001131
Mon, Nov 10, 2025133100001331
Sun, Nov 9, 2025112100001121
Sat, Nov 8, 2025102200001022
Fri, Nov 7, 2025176700001767
Thu, Nov 6, 2025143300001433
Wed, Nov 5, 2025173300001733
Tue, Nov 4, 2025124400001244
Mon, Nov 3, 2025135200001352
Sun, Nov 2, 2025123000001230
Sat, Nov 1, 202521186000021186
Fri, Oct 31, 2025214600002146
Thu, Oct 30, 2025285300002853
Wed, Oct 29, 202526105000026105
Tue, Oct 28, 2025173800001738
Mon, Oct 27, 2025194000001940
Sun, Oct 26, 2025194500001945
Sat, Oct 25, 2025183600001836
Fri, Oct 24, 2025325600003256
Thu, Oct 23, 2025204300002043
Wed, Oct 22, 2025223700002237
Tue, Oct 21, 2025274900002749
Mon, Oct 20, 2025258100002581
Sun, Oct 19, 202536120000036120
Sat, Oct 18, 2025407300004073
Fri, Oct 17, 2025225500002255
Thu, Oct 16, 2025288800002888
Wed, Oct 15, 2025366500003665
Tue, Oct 14, 2025131900001319
Mon, Oct 13, 202532138000032138
Sun, Oct 12, 202539113000039113
Sat, Oct 11, 202543156000043156
Fri, Oct 10, 2025269200002692
Thu, Oct 9, 202534142000034142
Wed, Oct 8, 2025297500002975
Tue, Oct 7, 202549182000049182
Mon, Oct 6, 202535125000035125
Sun, Oct 5, 2025348800003488
Sat, Oct 4, 202538110000038110
Fri, Oct 3, 2025196200001962
Thu, Oct 2, 2025287500002875
Wed, Oct 1, 202540128000040128
Tue, Sep 30, 202552135000052135
Mon, Sep 29, 202533155000033155
Sun, Sep 28, 2025237300002373
Sat, Sep 27, 202545115000045115
Fri, Sep 26, 202535131000035131
Thu, Sep 25, 202558170000058170
Wed, Sep 24, 202563185000063185
Tue, Sep 23, 202546116000046116
Mon, Sep 22, 202549181000049181
Sun, Sep 21, 202545130000045130
Sat, Sep 20, 2025449600004496
Fri, Sep 19, 202544228000044228
Thu, Sep 18, 202550114000050114