Alta Sierra climate

Alta Sierra Weather in August

NOAA 1991-2020 normals for Glennville, 13.2 km from Alta Sierra

Average highs run from 90°F on August 1 to 88°F on August 31, and lows from 53°F to 48°F. Normal precipitation for the month is 0.08 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 Alta Sierra, in °F, with the record for each date.406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

August at a glance

Average high
89°F
Average low
50°F
Precipitation
0.08 in
Record high
112°FAug 1, 1979
Record low
52°FAug 26, 1942
Chance of a freeze
0%
Days of 90°F or more
16.6
Daylight
13 h 56 min to 12 h 57 min
Cloud cover
13%
Humidity
28%
Dew point
40°F
Wind
6.0 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 190°F53°F112°F 197958°F 19892%0%
Aug 290°F52°F109°F 197160°F 19562%0%
Aug 390°F52°F112°F 193856°F 19532%0%
Aug 490°F52°F109°F 202657°F 19532%0%
Aug 590°F52°F110°F 199857°F 19502%0%
Aug 690°F52°F110°F 199059°F 19502%0%
Aug 790°F52°F111°F 202456°F 19992%0%
Aug 890°F52°F111°F 197857°F 19992%0%
Aug 990°F51°F112°F 198160°F 19382%0%
Aug 1090°F51°F108°F 194058°F 19492%0%
Aug 1190°F51°F111°F 194059°F 19492%0%
Aug 1290°F51°F110°F 199658°F 19932%0%
Aug 1390°F51°F110°F 199658°F 19452%0%
Aug 1490°F51°F110°F 193956°F 19542%0%
Aug 1589°F51°F108°F 196756°F 19542%0%
Aug 1689°F50°F108°F 201956°F 19492%0%
Aug 1789°F50°F109°F 201558°F 19492%0%
Aug 1889°F50°F110°F 194256°F 19952%0%
Aug 1989°F50°F109°F 195056°F 19382%0%
Aug 2089°F50°F112°F 195056°F 19432%0%
Aug 2189°F50°F108°F 195053°F 19592%0%
Aug 2289°F50°F106°F 196955°F 19472%0%
Aug 2389°F49°F106°F 194255°F 19872%0%
Aug 2489°F49°F106°F 197455°F 19432%0%
Aug 2589°F49°F111°F 201057°F 19432%0%
Aug 2688°F49°F107°F 201052°F 19422%0%
Aug 2788°F49°F109°F 194456°F 19542%0%
Aug 2888°F49°F109°F 194456°F 19422%0%
Aug 2988°F49°F112°F 201755°F 19392%0%
Aug 3088°F48°F108°F 198854°F 19572%0%
Aug 3188°F48°F111°F 196755°F 19412%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Alta Sierra, 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 6:02 AM, sunset 7:58 PM
August 31
sunrise 6:26 AM, sunset 7:23 PM

Every day of August: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00043463 (Glennville), public domain. Records: NOAA GHCN-Daily, station USW00023155, 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.