Jefferson climate

Jefferson Weather in August

NOAA 1991-2020 normals for Jefferson Wwtp, 1.3 km from Jefferson

Average highs run from 82°F on August 1 to 78°F on August 31, and lows from 63°F to 57°F. Normal precipitation for the month is 4.30 in over about 10 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 Jefferson, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

August at a glance

Average high
80°F
Average low
61°F
Precipitation
4.30 in
Record high
103°FAug 16, 1937
Record low
34°FAug 30, 1893
Chance of a freeze
0%
Days of 90°F or more
2.3
Daylight
14 h 30 min to 13 h 12 min
Cloud cover
54%
Humidity
74%
Dew point
61°F
Wind
8.1 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 182°F63°F97°F 193946°F 189330%0%
Aug 282°F63°F102°F 198845°F 190730%0%
Aug 382°F63°F99°F 198841°F 189430%0%
Aug 482°F63°F100°F 194744°F 197130%0%
Aug 582°F63°F99°F 194743°F 195731%0%
Aug 682°F63°F101°F 194738°F 189331%0%
Aug 782°F63°F96°F 193736°F 189331%0%
Aug 882°F63°F97°F 194138°F 190431%0%
Aug 981°F62°F95°F 193644°F 196431%0%
Aug 1081°F62°F99°F 194448°F 196731%0%
Aug 1181°F62°F100°F 194142°F 190431%0%
Aug 1281°F62°F95°F 194742°F 189331%0%
Aug 1381°F62°F97°F 194441°F 189332%0%
Aug 1481°F62°F98°F 194441°F 196432%0%
Aug 1581°F61°F98°F 193641°F 197932%0%
Aug 1681°F61°F103°F 193742°F 197932%0%
Aug 1780°F61°F101°F 198845°F 189332%0%
Aug 1880°F61°F102°F 198843°F 196332%0%
Aug 1980°F61°F100°F 194745°F 189732%0%
Aug 2080°F60°F101°F 198339°F 189332%0%
Aug 2180°F60°F98°F 194740°F 189333%0%
Aug 2280°F60°F100°F 194742°F 202433%0%
Aug 2380°F60°F101°F 194742°F 190233%0%
Aug 2479°F59°F102°F 194741°F 190833%0%
Aug 2579°F59°F96°F 194837°F 195833%0%
Aug 2679°F59°F97°F 194842°F 191733%0%
Aug 2779°F58°F97°F 193740°F 191533%0%
Aug 2879°F58°F95°F 192640°F 189333%0%
Aug 2978°F58°F96°F 198438°F 196533%0%
Aug 3078°F58°F95°F 193734°F 189333%0%
Aug 3178°F57°F96°F 193736°F 189333%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Jefferson, in percent, and of at least 0.1 inch of snowfall.0102030401102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (CDT).

August 1
sunrise 5:46 AM, sunset 8:16 PM
August 31
sunrise 6:19 AM, sunset 7:31 PM

Every day of August: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00474108 (Jefferson Wwtp), public domain. Records: NOAA GHCN-Daily, station USC00478919, 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.