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Weather on August 28

Pomona, CA

55 Years of Data

Avg High
92°F
Avg Low
62°F
Warmest
2015
88°F avg
Coldest
1973
66°F avg

About This Date

August 28th in Pomona, CA typically brings hot summer weather, with average highs around 92°F and lows near 62°F — a 30°F daily swing. Over 51 years of records, the warmest August 28th was in 2015 (88°F average), while the coldest was 1973 (66°F) — a 22°F range across recorded history. This date has historically been dry, with little recorded precipitation. Temperatures on this date have remained relatively stable over the past several decades.

Temperatures on this date have remained relatively stable over the past several decades.

Planning for August 28th in Pomona, CA? Stay hydrated and seek shade during peak afternoon hours.

Warming Trend
1.4°F per decade on this date
YearHighLowAvgPrecipSnow
202586°68°77°
202489°59°74°
2023101°72°86°
202286°60°73°
202198°68°83°
202095°66°81°
201988°64°76°
201884°57°71°
2017105°72°88°
201690°60°75°
2015warmest102°73°88°
201497°67°82°
201396°69°83°
201299°64°81°
201199°71°85°
201080°59°70°
2009107°62°85°
200889°63°76°
200797°66°81°
2006100°60°80°
2005102°66°84°
200492°63°77°
200396°66°81°
200288°61°74°
200192°65°78°
200081°60°70°
199997°57°77°
199898°68°83°
199387°59°73°
199285°54°69°
199183°52°67°
199094°55°74°
198986°54°70°
198893°65°79°
198790°54°72°
198695°54°74°
198598°63°80°
198496°64°80°
198397°59°78°
198286°64°75°
1981102°68°85°
198089°56°72°
197991°63°77°
197887°58°72°
197785°63°74°
197693°59°76°
197589°50°70°
197489°54°71°
1973coldest80°51°66°
197284°63°73°
197195°64°80°
51 years of data from POMONA/FAIRPLEX

Pomona, CA Temperature Range by Month

Average monthly highs and lows. The shaded band shows the typical daily temperature range.

30°50°70°90°JFMAMJJASOND
Avg high Avg low

Pomona, CA Monthly Precipitation

Average rainfall per month, in inches.

0"9.2"18.3"JFMAMJJASOND
Rain (in)

Pomona, CA Daily Temperature Calendar

Average daily high temperature for every day of the year. Each cell is the climatological mean for that calendar day across 55 years of NOAA data.

151015202531JanFebMarAprMayJunJulAugSepOctNovDec
Cooler
Hotter
20°40°60°80°100°

Best Time to Visit Pomona, CA

Pomona, CA has no months that meet our "pleasant" threshold — every season has tradeoffs.

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Pleasant (65-82°F, ≤2.5" rain) Mild Less ideal

Browse Weather History

Weather data provided by NOAA Climate Data Online. Not for critical planning.

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