Placer County climate

Placer County Weather in August

NOAA 1991-2020 normals for Colfax, 20.1 km from Placer County

Average highs run from 93°F on August 1 to 90°F on August 31, and lows from 63°F to 60°F. Normal precipitation for the month is 0.11 in over about 1 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 Placer County, in °F, with the record for each date.20406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

August at a glance

Average high
91°F
Average low
61°F
Precipitation
0.11 in
Record high
97°FAug 7, 1981
Record low
35°FAug 20, 1968
Chance of a freeze
0%
Days of 90°F or more
19.8
Daylight
14 h 10 min to 13 h 04 min
Cloud cover
19%
Humidity
29%
Dew point
34°F
Wind
5.1 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 193°F63°F94°F 197744°F 19851%0%
Aug 293°F63°F92°F 197745°F 19561%0%
Aug 393°F63°F90°F 198745°F 19761%0%
Aug 493°F62°F89°F 197842°F 19761%0%
Aug 593°F62°F89°F 197843°F 19501%0%
Aug 692°F62°F92°F 197843°F 19571%0%
Aug 792°F62°F97°F 198143°F 19761%0%
Aug 892°F62°F97°F 197849°F 19621%0%
Aug 992°F62°F92°F 197848°F 19622%0%
Aug 1092°F62°F94°F 197149°F 19472%0%
Aug 1192°F62°F91°F 197149°F 19652%0%
Aug 1292°F62°F89°F 194448°F 19492%0%
Aug 1392°F61°F89°F 201245°F 19682%0%
Aug 1492°F61°F91°F 202144°F 19542%0%
Aug 1592°F61°F92°F 202140°F 19762%0%
Aug 1691°F61°F91°F 202140°F 19762%0%
Aug 1791°F61°F90°F 202039°F 19762%0%
Aug 1891°F61°F91°F 195043°F 19762%0%
Aug 1991°F61°F92°F 195040°F 19682%0%
Aug 2091°F61°F91°F 195035°F 19682%0%
Aug 2191°F61°F87°F 198239°F 19682%0%
Aug 2291°F61°F87°F 196940°F 19782%0%
Aug 2391°F60°F88°F 202542°F 19782%0%
Aug 2491°F60°F87°F 198242°F 20242%0%
Aug 2591°F60°F90°F 201041°F 19542%0%
Aug 2690°F60°F87°F 194439°F 19542%0%
Aug 2790°F60°F89°F 197245°F 19542%0%
Aug 2890°F60°F90°F 200842°F 19752%0%
Aug 2990°F60°F89°F 195041°F 19512%0%
Aug 3090°F60°F90°F 195041°F 19452%0%
Aug 3190°F60°F91°F 195035°F 19642%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Placer County, in percent, and of at least 0.1 inch of snowfall.00.511.522.51102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (PDT).

August 1
sunrise 6:04 AM, sunset 8:14 PM
August 31
sunrise 6:31 AM, sunset 7:35 PM

Every day of August: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00041912 (Colfax), public domain. Records: NOAA GHCN-Daily, station USW00023225, 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.