Knightsen climate

Knightsen Weather in August

NOAA 1991-2020 normals for Antioch Pumping Plt #3, 7.6 km from Knightsen

Average highs run from 91°F on August 1 to 89°F on August 31, and lows from 61°F to 60°F. Normal precipitation for the month is 0.02 in over about 0 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 Knightsen, in °F, with the record for each date.406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

August at a glance

Average high
90°F
Average low
60°F
Precipitation
0.02 in
Record high
111°FAug 10, 1971
Record low
42°FAug 4, 1956
Chance of a freeze
0%
Days of 90°F or more
16.2
Daylight
14 h 06 min to 13 h 01 min
Cloud cover
15%
Humidity
46%
Dew point
48°F
Wind
8.3 mph

Every day of the month

A wet day has at least 0.01 inch of precipitation.

DateNormal highNormal lowRecord highRecord lowChance wet
Aug 191°F61°F106°F 198048°F 19631%
Aug 291°F61°F108°F 195543°F 19941%
Aug 391°F61°F108°F 196948°F 19631%
Aug 491°F61°F108°F 199842°F 19561%
Aug 591°F61°F105°F 197852°F 19841%
Aug 691°F61°F108°F 197852°F 19791%
Aug 791°F60°F109°F 199052°F 19951%
Aug 891°F60°F109°F 197855°F 19861%
Aug 991°F60°F108°F 197854°F 19561%
Aug 1091°F60°F111°F 197151°F 19571%
Aug 1191°F60°F108°F 199650°F 19571%
Aug 1290°F60°F108°F 199646°F 19571%
Aug 1390°F60°F107°F 199650°F 19681%
Aug 1490°F60°F105°F 196752°F 19891%
Aug 1590°F60°F106°F 199456°F 19561%
Aug 1690°F60°F106°F 202045°F 19571%
Aug 1790°F60°F108°F 202051°F 19611%
Aug 1890°F60°F109°F 202052°F 19941%
Aug 1990°F60°F108°F 202054°F 19801%
Aug 2090°F60°F107°F 199252°F 19681%
Aug 2190°F60°F105°F 202254°F 19871%
Aug 2290°F60°F104°F 202550°F 19891%
Aug 2390°F60°F100°F 195749°F 19891%
Aug 2490°F60°F101°F 198853°F 19871%
Aug 2590°F60°F105°F 201051°F 19971%
Aug 2690°F60°F105°F 201052°F 19981%
Aug 2790°F60°F104°F 201752°F 19871%
Aug 2889°F60°F105°F 201750°F 19601%
Aug 2989°F60°F105°F 201751°F 19601%
Aug 3089°F60°F105°F 202155°F 19571%
Aug 3189°F60°F103°F 195551°F 19571%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Knightsen, in percent.00.20.40.60.811102030
  • Chance of a wet day

Sunrise and sunset

Times for 2026, local time (PDT).

August 1
sunrise 6:10 AM, sunset 8:16 PM
August 31
sunrise 6:36 AM, sunset 7:37 PM

Every day of August: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00040232 (Antioch Pumping Plt #3), public domain. Records: NOAA GHCN-Daily, station USC00049001, 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.