Weather on August 21

Visalia, CA

55 Years of Data

Avg High
93°F
Avg Low
63°F
Warmest
2020
86°F avg
Coldest
1990
70°F avg

About This Date

August 21st in Visalia, CA typically brings hot summer weather, with average highs around 93°F and lows near 63°F — a 30°F daily swing. Over 55 years of records, the warmest August 21st was in 2020 (86°F average), while the coldest was 1990 (70°F) — a 16°F range across recorded history. Rain or other precipitation has occurred on about 2% of August 21st dates historically. The last decade has been 4.0°F warmer on this date compared to 20-30 years ago.

The last decade has been 4.0°F warmer on this date compared to 20-30 years ago.

Planning for August 21st in Visalia, CA? Stay hydrated and seek shade during peak afternoon hours.

Warming Trend
1.1°F per decade on this date
YearHighLowAvgPrecipSnow
2025103°65°84°
202493°64°79°
202397°67°82°0.18"
2022106°64°85°
202184°65°74°
2020warmest103°70°86°
201990°65°77°
2018100°64°82°
201798°67°82°
201695°67°81°
201599°61°80°
201488°64°76°
201398°68°83°
201295°67°81°
201193°58°75°
201095°64°80°
200995°68°82°
200890°60°75°
200797°63°80°
200690°64°77°
200594°64°79°
200497°68°82°
200397°67°82°
200286°59°73°
200193°62°78°
200088°59°73°
199992°64°78°
199887°61°74°
199792°67°79°
199687°60°74°
199591°65°78°
199495°62°79°
199383°62°72°
199296°61°78°
199194°65°79°
1990coldest81°60°70°
198986°60°73°
198892°64°78°
198783°61°72°
198699°67°83°
198591°60°76°
198494°60°77°
198386°64°75°
198297°65°81°
198187°58°72°
198088°64°76°
197985°58°71°
197894°59°76°
197795°62°79°
197694°62°78°
197589°61°75°
197488°63°75°
197391°63°77°
197289°62°76°
197198°59°79°
55 years of data from VISALIA

Browse Weather History

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

August 21st Weather in Visalia, CA - 55 Years of History