California climate

California Weather in August

NOAA 1991-2020 normals for California, 0.9 km from California

Average highs run from 88°F on August 1 to 85°F on August 31, and lows from 67°F to 63°F. Normal precipitation for the month is 3.88 in over about 7 wet days.

August day by day

The normal high and low for each date, and the record, in °F.

Normal daily high and low temperature at California, in °F, with the record for each date.406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

August at a glance

Average high
87°F
Average low
66°F
Precipitation
3.88 in
Record high
109°FAug 2, 2011
Record low
49°FAug 13, 2004
Chance of a freeze
0%
Days of 90°F or more
10.4
Daylight
14 h 09 min to 13 h 03 min
Cloud cover
48%
Humidity
67%
Dew point
64°F
Wind
5.6 mph

Every day of the month

A wet day has at least 0.01 inch of precipitation; snow means at least 0.1 inch of snowfall.

DateNormal highNormal lowRecord highRecord lowChance wetChance of snow
Aug 188°F67°F100°F 200655°F 199725%0%
Aug 288°F67°F109°F 201158°F 200925%0%
Aug 388°F67°F100°F 200555°F 202525%0%
Aug 488°F67°F99°F 201058°F 201725%0%
Aug 588°F67°F97°F 200853°F 201725%0%
Aug 688°F67°F102°F 200654°F 199725%0%
Aug 788°F67°F101°F 201251°F 199725%0%
Aug 888°F67°F99°F 200754°F 199725%0%
Aug 988°F67°F100°F 200659°F 200225%0%
Aug 1088°F67°F98°F 200556°F 202425%0%
Aug 1188°F67°F102°F 200752°F 200425%0%
Aug 1288°F67°F102°F 199951°F 200425%0%
Aug 1388°F66°F99°F 201049°F 200425%0%
Aug 1488°F66°F102°F 200753°F 200425%0%
Aug 1588°F66°F104°F 200750°F 200425%0%
Aug 1687°F66°F100°F 200752°F 200425%0%
Aug 1787°F66°F101°F 200354°F 201325%0%
Aug 1887°F66°F102°F 200350°F 201225%0%
Aug 1987°F66°F97°F 200356°F 200825%0%
Aug 2087°F65°F100°F 202354°F 201225%0%
Aug 2187°F65°F102°F 200356°F 199925%0%
Aug 2287°F65°F98°F 202354°F 202424%0%
Aug 2386°F65°F97°F 202353°F 200924%0%
Aug 2486°F65°F100°F 202352°F 201524%0%
Aug 2586°F64°F102°F 202353°F 201524%0%
Aug 2686°F64°F100°F 200349°F 202524%0%
Aug 2786°F64°F96°F 201850°F 202524%0%
Aug 2885°F64°F100°F 200056°F 201024%0%
Aug 2985°F63°F97°F 200053°F 202524%0%
Aug 3085°F63°F98°F 201350°F 200924%0%
Aug 3185°F63°F100°F 200053°F 200924%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at California, in percent, and of at least 0.1 inch of snowfall.05101520251102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (CDT).

August 1
sunrise 6:12 AM, sunset 8:21 PM
August 31
sunrise 6:39 AM, sunset 7:42 PM

Every day of August: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00231189 (California), public domain. Records: NOAA GHCN-Daily, station USW00003963, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.