Pollen Monitor
Daily pollen insights

Daily pollen overview

San Diego 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

50

Average

73

Peak

Tree

None

0

Average

0

Peak

Grass

None

0

Average

0

Peak

Ragweed

High

50

Average

73

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

Ragweed50

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, 2026Latest507300005073
Mon, Oct 12, 202667125000067125
Sun, Oct 11, 202680141000080141
Sat, Oct 10, 2026578500005785
Fri, Oct 9, 202674139000074139
Thu, Oct 8, 202660102000060102
Wed, Oct 7, 202679148000079148
Tue, Oct 6, 20261141690000114169
Mon, Oct 5, 20261072020000107202
Sun, Oct 4, 202691157000091157
Sat, Oct 3, 202611118681400103172
Fri, Oct 2, 2026641189180055100
Thu, Oct 1, 20266416518470046118
Wed, Sep 30, 2026711042740004464
Tue, Sep 29, 2026681643482003482
Mon, Sep 28, 2026761463873003873
Sun, Sep 27, 2026601043052003052
Sat, Sep 26, 2026671383369003369
Fri, Sep 25, 2026781443972003972
Thu, Sep 24, 2026681103455003455
Wed, Sep 23, 2026771283964003964
Tue, Sep 22, 20261021865193005193
Mon, Sep 21, 2026941584779004779
Sun, Sep 20, 2026901664583004583
Sat, Sep 19, 2026941504775004775
Fri, Sep 18, 2026110222551110055111
Thu, Sep 17, 20261191766088006088
Wed, Sep 16, 2026851544277004277
Tue, Sep 15, 2026821244162004162
Mon, Sep 14, 2026741143757003757
Sun, Sep 13, 2026721103655003655
Sat, Sep 12, 2026731243762003762
Fri, Sep 11, 202673983749003749
Thu, Sep 10, 2026791364068004068
Wed, Sep 9, 20261051505375005375
Tue, Sep 8, 20261121545677005677
Mon, Sep 7, 20261041585279005279
Sun, Sep 6, 20261041465273005273
Sat, Sep 5, 2026821344167004167
Fri, Sep 4, 2026841444272004272
Thu, Sep 3, 2026801453767004378
Wed, Sep 2, 2026711313260003871
Tue, Sep 1, 2026821513870004481
Mon, Aug 31, 2026691262749593868
Sun, Aug 30, 2026671052640583657
Sat, Aug 29, 202663962437473452
Fri, Aug 28, 202647721828352639
Thu, Aug 27, 202652792030462843
Wed, Aug 26, 202653732128452940
Tue, Aug 25, 202646751829352541
Mon, Aug 24, 202649831932362745
Sun, Aug 23, 202641571622342231
Sat, Aug 22, 202628361114221620
Fri, Aug 21, 202639591523342132
Thu, Aug 20, 202629351114221619
Wed, Aug 19, 202628331113221518
Tue, Aug 18, 202629401115231622
Mon, Aug 17, 202632411216231822
Sun, Aug 16, 202634421316231923
Sat, Aug 15, 202630341213221719
Fri, Aug 14, 202631351214221719
Thu, Aug 13, 202631341213221719
Wed, Aug 12, 20262429911221316
Tue, Aug 11, 20262228811121215
Mon, Aug 10, 20261926710121114
Sun, Aug 9, 20261926710121014
Sat, Aug 8, 20262026810121114
Fri, Aug 7, 20262126810121214
Thu, Aug 6, 20262126810121114
Wed, Aug 5, 2026182178111012
Tue, Aug 4, 202617207811911
Mon, Aug 3, 202617225745810
Sun, Aug 2, 202618234567811
Sat, Aug 1, 2026182323810810
Fri, Jul 31, 20262128121115811
Thu, Jul 30, 2026202500131679
Wed, Jul 29, 2026202300131578
Tue, Jul 28, 2026202300131578
Mon, Jul 27, 2026172300111568
Sun, Jul 26, 2026182300121568
Sat, Jul 25, 2026192300121568
Fri, Jul 24, 20262328001518810
Thu, Jul 23, 2026202600131779
Wed, Jul 22, 20262229001419810
Tue, Jul 21, 2026192600121779
Mon, Jul 20, 2026182300121568
Sun, Jul 19, 2026202500131679
Sat, Jul 18, 2026212300131578
Fri, Jul 17, 2026192300121578
Thu, Jul 16, 2026162300101558
Wed, Jul 15, 20262128001418710
Tue, Jul 14, 2026212600141789
Mon, Jul 13, 20262128001418710
Sun, Jul 12, 202633390021251214
Sat, Jul 11, 202628920018591033
Fri, Jul 10, 20262431001520811
Thu, Jul 9, 202629400019261014
Wed, Jul 8, 20262528001618913
Tue, Jul 7, 20261640015121128
Mon, Jul 6, 20261648145151029
Sun, Jul 5, 20262039258141120
Sat, Jul 4, 20262511241410491149
Fri, Jul 3, 202625705141131925
Thu, Jul 2, 20262134581015611
Wed, Jul 1, 202626437121321611
Tue, Jun 30, 202631469131523712
Mon, Jun 29, 202625587161230612
Sun, Jun 28, 202629458131423710
Sat, Jun 27, 20262839812141869
Fri, Jun 26, 202631519131525713
Thu, Jun 25, 202630398121419710
Wed, Jun 24, 202626437111321611
Tue, Jun 23, 202628458131423611
Mon, Jun 22, 202629748191436719
Sun, Jun 21, 2026344910141625811
Sat, Jun 20, 202633599151629715
Fri, Jun 19, 2026374611131822812
Thu, Jun 18, 202630509141526710
Wed, Jun 17, 202628518131425613
Tue, Jun 16, 202630499151523711
Mon, Jun 15, 2026377311221834817
Sun, Jun 14, 202645113133522521026
Sat, Jun 13, 20264987142723401120
Fri, Jun 12, 202659136173629661435
Thu, Jun 11, 20264265122020301016
Wed, Jun 10, 20264575132322361019
Tue, Jun 9, 202662111183130571423
Mon, Jun 8, 20266086172629401420
Sun, Jun 7, 202664113223529521426
Sat, Jun 6, 2026103174447641721934
Fri, Jun 5, 20266472323622261013
Thu, Jun 4, 2026679739591928914
Wed, Jun 3, 2026639641601625611
Tue, Jun 2, 20267111251831323612
Mon, Jun 1, 202698133771011523611
Sun, May 31, 2026831206593131859
Sat, May 30, 202696129751021523611
Fri, May 29, 20261352321061852131816
Thu, May 28, 2026127170991312026813
Wed, May 27, 20261483651183162335814
Tue, May 26, 20261391921101562233814
Mon, May 25, 20261612531261992646915
Sun, May 24, 20261672721322202634918
Sat, May 23, 20261522511201902340921
Fri, May 22, 20261442721132312243919
Thu, May 21, 20261653361312772547920
Wed, May 20, 2026102267812261541613
Tue, May 19, 20261392991112522140717
Mon, May 18, 202619830415925629411019
Sun, May 17, 202631876726367240621533
Sat, May 16, 202629249223841939531525
Fri, May 15, 202621952317544731501226
Thu, May 14, 202620039716033329511124
Wed, May 13, 202622340017834433591225
Tue, May 12, 202627070822061637601332
Mon, May 11, 20263751,7573161,60843971652
Sun, May 10, 202632072226564140671532
Sat, May 9, 20263851,05132196347911835
Fri, May 8, 202635689229480445761732
Thu, May 7, 20264901,2824241,16745752040
Wed, May 6, 20262795992485692443618
Tue, May 5, 20263676983386642234717
Mon, May 4, 20263878823738601123411
Sun, May 3, 2026367955357949615311
Sat, May 2, 20264921,9414911,9410404
Fri, May 1, 20263971,4153971,4150000
Thu, Apr 30, 20263521,3383521,3380000
Wed, Apr 29, 20264791,9114791,9110000
Tue, Apr 28, 20263187913187910000
Mon, Apr 27, 20263467243467240000
Sun, Apr 26, 20266052,2676052,2670000
Sat, Apr 25, 20265971,1645971,1640000
Fri, Apr 24, 20261,0034,4621,0034,4620000
Thu, Apr 23, 20266762,2216762,2210000
Wed, Apr 22, 20267152,1147152,1140000
Tue, Apr 21, 20266032,4566032,4560000
Mon, Apr 20, 20261,0653,4241,0653,4240000
Sun, Apr 19, 20264582,1144582,1140000
Sat, Apr 18, 20265224,4205224,4200000
Fri, Apr 17, 20265421,0365421,0360000
Thu, Apr 16, 20266192,3736192,3730000
Wed, Apr 15, 20261,1166,5491,1166,5490000
Tue, Apr 14, 20261,0504,3271,0504,3270000
Mon, Apr 13, 20267492,0617492,0610000
Sun, Apr 12, 20261,1603,0401,1603,0400000
Sat, Apr 11, 20269905,1859905,1850000
Fri, Apr 10, 20261,1103,8831,1103,8830000
Thu, Apr 9, 20261,0564,4371,0564,4370000
Wed, Apr 8, 20261,2764,2731,2764,2730000
Tue, Apr 7, 20267992,7007992,7000000
Mon, Apr 6, 20261,1962,8061,1962,8060000
Sun, Apr 5, 20266952,4786952,4780000
Sat, Apr 4, 20267523,5697523,5690000
Fri, Apr 3, 20268363,1308363,1300000
Thu, Apr 2, 20261,4134,2011,4134,2010000
Wed, Apr 1, 20261,6675,6921,6675,6920000
Tue, Mar 31, 20261,4746,7011,4746,7010000
Mon, Mar 30, 20261,6055,6761,6055,6760000
Sun, Mar 29, 20268472,8728472,8720000
Sat, Mar 28, 20268773,3298773,3290000
Fri, Mar 27, 20269134,1819134,1810000
Thu, Mar 26, 20266772,5416772,5410000
Wed, Mar 25, 20268624,0738624,0730000
Tue, Mar 24, 20265672,4795672,4790000
Mon, Mar 23, 20267262,0147262,0140000
Sun, Mar 22, 20267133,7427133,7420000
Sat, Mar 21, 20266714,4906714,4900000
Fri, Mar 20, 20265992,4265992,4260000
Thu, Mar 19, 20262719782719780000
Wed, Mar 18, 20262036752036750000
Tue, Mar 17, 20263361,0983361,0980000
Mon, Mar 16, 20263049843049840000
Sun, Mar 15, 20262325912325910000
Sat, Mar 14, 20261943771943770000
Fri, Mar 13, 20261562941562940000
Thu, Mar 12, 20262595972595970000
Wed, Mar 11, 20262448222448220000
Tue, Mar 10, 20262538232538230000
Mon, Mar 9, 20262656782656780000
Sun, Mar 8, 20261805551805550000
Sat, Mar 7, 20261954901954900000
Fri, Mar 6, 20261865731865730000
Thu, Mar 5, 20262357352357350000
Wed, Mar 4, 20262076482076480000
Tue, Mar 3, 20262551,1292551,1290000
Mon, Mar 2, 20262176782176780000
Sun, Mar 1, 20261684231684230000
Sat, Feb 28, 20261312951312950000
Fri, Feb 27, 20261674931674930000
Thu, Feb 26, 20264223,0364223,0360000
Wed, Feb 25, 20261669001669000000
Tue, Feb 24, 20261404881404880000
Mon, Feb 23, 20261423121423120000
Sun, Feb 22, 20261754881754880000
Sat, Feb 21, 20261991,0831991,0830000
Fri, Feb 20, 20262446292446290000
Thu, Feb 19, 20262125482125480000
Wed, Feb 18, 20263312,5223312,5220000
Tue, Feb 17, 20262325602325600000
Mon, Feb 16, 20263621,2583621,2580000
Sun, Feb 15, 20261573271573270000
Sat, Feb 14, 20261374561374560000
Fri, Feb 13, 20264721,7064721,7060000
Thu, Feb 12, 20261774161774160000
Wed, Feb 11, 20262233782233780000
Tue, Feb 10, 20261893701893700000
Mon, Feb 9, 202688193881930000
Sun, Feb 8, 20261402561402560000
Sat, Feb 7, 202688187881870000
Fri, Feb 6, 20262421,2792421,2790000
Thu, Feb 5, 20261374041374040000
Wed, Feb 4, 202693258932580000
Tue, Feb 3, 20261071971071970000
Mon, Feb 2, 20261935081935080000
Sun, Feb 1, 202685210852100000
Sat, Jan 31, 202662246622460000
Fri, Jan 30, 202658133581330000
Thu, Jan 29, 202671207712070000
Wed, Jan 28, 20261771,3461771,3460000
Tue, Jan 27, 20261368551368550000
Mon, Jan 26, 202658119581190000
Sun, Jan 25, 202692185921850000
Sat, Jan 24, 20261774511774510000
Fri, Jan 23, 202685302853020000
Thu, Jan 22, 20261315881315880000
Wed, Jan 21, 202678177781770000
Tue, Jan 20, 20261694901694900000
Mon, Jan 19, 202674309743090000
Sun, Jan 18, 202675176751760000
Sat, Jan 17, 202681231812310000
Fri, Jan 16, 202660285602850000
Thu, Jan 15, 202647226472260000
Wed, Jan 14, 20261023681023680000
Tue, Jan 13, 2026589558950000
Mon, Jan 12, 20261468321468320000
Sun, Jan 11, 20262681,7182681,7180000
Sat, Jan 10, 20261102561102560000
Fri, Jan 9, 202657186571860000
Thu, Jan 8, 202696357963570000
Wed, Jan 7, 202654131541310000
Tue, Jan 6, 202658123581230000
Mon, Jan 5, 202651246512460000
Sun, Jan 4, 202692477924770000
Sat, Jan 3, 2026369536950000
Fri, Jan 2, 2026215121510000
Thu, Jan 1, 202672295722950000
Wed, Dec 31, 202579116791160000
Tue, Dec 30, 202578200782000000
Mon, Dec 29, 202582540825400000
Sun, Dec 28, 202587924879240000
Sat, Dec 27, 202544127441270000
Fri, Dec 26, 20251055731055730000
Thu, Dec 25, 20251023381023380000
Wed, Dec 24, 202567190671900000
Tue, Dec 23, 202586499864990000
Mon, Dec 22, 2025207120710000
Sun, Dec 21, 202568349683490000
Sat, Dec 20, 2025223222320000
Fri, Dec 19, 2025367736770000
Thu, Dec 18, 202536143361430000
Wed, Dec 17, 2025269926990000
Tue, Dec 16, 202546559465590000
Mon, Dec 15, 2025143314330000
Sun, Dec 14, 20251127671127670000
Sat, Dec 13, 2025124412440000
Fri, Dec 12, 20258228220000
Thu, Dec 11, 2025145814580000
Wed, Dec 10, 2025163116310000
Tue, Dec 9, 2025162816280000
Mon, Dec 8, 2025123312330000
Sun, Dec 7, 20258247220002
Sat, Dec 6, 202511268190037
Fri, Dec 5, 202528711641001230
Thu, Dec 4, 20251842818001124
Wed, Dec 3, 20251343412001031
Tue, Dec 2, 20251190110001080
Mon, Dec 1, 20259190000919
Sun, Nov 30, 20257180000718
Sat, Nov 29, 20259180000918
Fri, Nov 28, 2025104100001041
Thu, Nov 27, 2025163300001633
Wed, Nov 26, 2025183200001832
Tue, Nov 25, 2025132800001328
Mon, Nov 24, 2025114200001142
Sun, Nov 23, 2025101900001019
Sat, Nov 22, 2025112000001120
Fri, Nov 21, 20258200000820
Thu, Nov 20, 2025133000001330
Wed, Nov 19, 202517127000017127
Tue, Nov 18, 20259180000918
Mon, Nov 17, 2025102900001029
Sun, Nov 16, 2025124400001244
Sat, Nov 15, 2025132300001323
Fri, Nov 14, 2025194500001945
Thu, Nov 13, 2025163000001630
Wed, Nov 12, 2025195500001955
Tue, Nov 11, 2025203900002039
Mon, Nov 10, 2025177100001771
Sun, Nov 9, 20259330000933
Sat, Nov 8, 20259160000916
Fri, Nov 7, 2025164000001640
Thu, Nov 6, 2025163600001636
Wed, Nov 5, 2025172700001727
Tue, Nov 4, 2025146200001462
Mon, Nov 3, 2025187400001874
Sun, Nov 2, 2025132200001322
Sat, Nov 1, 2025217900002179
Fri, Oct 31, 2025327000003270
Thu, Oct 30, 202528101000028101
Wed, Oct 29, 2025267400002674
Tue, Oct 28, 2025193600001936
Mon, Oct 27, 2025264200002642
Sun, Oct 26, 2025254900002549
Sat, Oct 25, 2025234500002345
Fri, Oct 24, 2025276200002762
Thu, Oct 23, 2025264400002644
Wed, Oct 22, 2025296200002962
Tue, Oct 21, 2025317200003172
Mon, Oct 20, 202535114000035114
Sun, Oct 19, 202543213000043213
Sat, Oct 18, 202544157000044157
Fri, Oct 17, 202552165000052165
Thu, Oct 16, 202547163000047163
Wed, Oct 15, 202550176000050176
Tue, Oct 14, 202552157000052157
Mon, Oct 13, 202541126000041126
Sun, Oct 12, 202545120000045120
Sat, Oct 11, 202583214000083214
Fri, Oct 10, 202575299000075299
Thu, Oct 9, 202548130000048130
Wed, Oct 8, 202538158000038158
Tue, Oct 7, 202550130000050130
Mon, Oct 6, 2025297700002977
Sun, Oct 5, 2025368200003682
Sat, Oct 4, 202556168000056168
Fri, Oct 3, 202544115000044115
Thu, Oct 2, 202564168000064168
Wed, Oct 1, 202557169000057169
Tue, Sep 30, 202577213000077213
Mon, Sep 29, 202551119000051119
Sun, Sep 28, 202562165000062165
Sat, Sep 27, 202556126000056126
Fri, Sep 26, 202559114000059114
Thu, Sep 25, 202569164000069164
Wed, Sep 24, 202577221000077221
Tue, Sep 23, 202572207000072207
Mon, Sep 22, 202579132000079132
Sun, Sep 21, 202567142000067142
Sat, Sep 20, 202572117000072117
Fri, Sep 19, 20251002850000100285
Thu, Sep 18, 202585241000085241