Porterville climate

Porterville Weather in August

NOAA 1991-2020 normals for Porterville, 0.4 km from Porterville

Average highs run from 99°F on August 1 to 95°F on August 31, and lows from 69°F to 65°F. Normal precipitation for the month is 0.00 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 Porterville, in °F, with the record for each date.406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

August at a glance

Average high
97°F
Average low
67°F
Precipitation
0.00 in
Record high
113°FAug 1, 1908
Record low
43°FAug 29, 1930
Chance of a freeze
0%
Days of 90°F or more
28.8
Daylight
13 h 58 min to 12 h 58 min
Cloud cover
27%
Humidity
27%
Dew point
37°F
Wind
5.8 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 199°F69°F113°F 190852°F 19441%0%
Aug 299°F69°F111°F 190852°F 19561%0%
Aug 399°F69°F109°F 190251°F 19441%0%
Aug 499°F68°F108°F 195553°F 19231%0%
Aug 599°F68°F109°F 199851°F 19501%0%
Aug 699°F68°F109°F 191049°F 19051%0%
Aug 798°F68°F112°F 190454°F 19511%0%
Aug 898°F68°F112°F 190854°F 19351%0%
Aug 998°F68°F108°F 190852°F 19321%0%
Aug 1098°F68°F109°F 199052°F 19321%0%
Aug 1198°F67°F109°F 193354°F 19161%0%
Aug 1298°F67°F110°F 193354°F 19191%0%
Aug 1398°F67°F113°F 193353°F 19541%0%
Aug 1498°F67°F112°F 193348°F 19681%0%
Aug 1597°F67°F109°F 199651°F 19541%0%
Aug 1697°F67°F108°F 192050°F 19721%0%
Aug 1797°F67°F106°F 192050°F 19021%0%
Aug 1897°F66°F106°F 190846°F 19252%0%
Aug 1997°F66°F108°F 193944°F 19252%0%
Aug 2097°F66°F111°F 195045°F 19252%0%
Aug 2196°F66°F110°F 195048°F 19682%0%
Aug 2296°F66°F110°F 191347°F 19682%0%
Aug 2396°F66°F112°F 191350°F 19222%0%
Aug 2496°F66°F112°F 191352°F 19732%0%
Aug 2596°F65°F111°F 193146°F 19682%0%
Aug 2696°F65°F107°F 192449°F 19682%0%
Aug 2796°F65°F111°F 193149°F 19682%0%
Aug 2895°F65°F109°F 191345°F 19302%0%
Aug 2995°F65°F108°F 191543°F 19302%0%
Aug 3095°F65°F106°F 191550°F 19082%0%
Aug 3195°F65°F109°F 191050°F 19663%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Porterville, 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 6:03 AM, sunset 8:01 PM
August 31
sunrise 6:27 AM, sunset 7:25 PM

Every day of August: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00047077 (Porterville), public domain. Records: NOAA GHCN-Daily, station USC00047077, 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.