Foresthill climate

Foresthill Weather in August

NOAA 1991-2020 normals for Colfax, 13.7 km from Foresthill

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 Foresthill, in °F, with the record for each date.406080100120151015202530
  • 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
111°FAug 10, 1978
Record low
41°FAug 4, 1919
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
33%
Dew point
42°F
Wind
6.5 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°F107°F 190845°F 19191%0%
Aug 293°F63°F106°F 193946°F 19191%0%
Aug 393°F63°F107°F 194644°F 19191%0%
Aug 493°F62°F107°F 194641°F 19191%0%
Aug 593°F62°F107°F 199843°F 19191%0%
Aug 692°F62°F105°F 199843°F 19501%0%
Aug 792°F62°F108°F 197846°F 19241%0%
Aug 892°F62°F105°F 190541°F 19481%0%
Aug 992°F62°F105°F 197846°F 19242%0%
Aug 1092°F62°F111°F 197846°F 19242%0%
Aug 1192°F62°F108°F 197143°F 19242%0%
Aug 1292°F62°F106°F 193345°F 19242%0%
Aug 1392°F61°F107°F 193345°F 19222%0%
Aug 1492°F61°F110°F 193344°F 19222%0%
Aug 1592°F61°F107°F 192046°F 19242%0%
Aug 1691°F61°F108°F 192045°F 19242%0%
Aug 1791°F61°F106°F 192044°F 19242%0%
Aug 1891°F61°F105°F 195045°F 19242%0%
Aug 1991°F61°F108°F 195043°F 19122%0%
Aug 2091°F61°F110°F 192945°F 19242%0%
Aug 2191°F61°F110°F 195045°F 19222%0%
Aug 2291°F61°F102°F 194542°F 19482%0%
Aug 2391°F60°F102°F 193245°F 19242%0%
Aug 2491°F60°F105°F 193147°F 19432%0%
Aug 2591°F60°F103°F 192345°F 19242%0%
Aug 2690°F60°F105°F 201045°F 19242%0%
Aug 2790°F60°F106°F 192445°F 19242%0%
Aug 2890°F60°F105°F 194446°F 19242%0%
Aug 2990°F60°F106°F 195045°F 19122%0%
Aug 3090°F60°F105°F 191846°F 19242%0%
Aug 3190°F60°F104°F 196844°F 19192%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Foresthill, 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 USC00040383, 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.