Evansville climate

Evansville Weather in August

NOAA 1991-2020 normals for Casper 1SW, 1.6 km from Evansville

Average highs run from 88°F on August 1 to 82°F on August 31, and lows from 59°F to 50°F. Normal precipitation for the month is 1.04 in.

August day by day

The normal high and low for each date, and the record, in °F.

Normal daily high and low temperature at Evansville, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

August at a glance

Average high
86°F
Average low
54°F
Precipitation
1.04 in
Record high
103°FAug 2, 2026
Record low
29°FAug 23, 2015
Chance of a freeze
0%
Days of 90°F or more
10.0
Daylight
14 h 30 min to 13 h 12 min
Cloud cover
44%
Humidity
40%
Dew point
42°F
Wind
8.9 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 188°F59°F99°F 200842°F 19680%
Aug 288°F59°F103°F 202645°F 19750%
Aug 388°F58°F99°F 202441°F 19740%
Aug 488°F58°F97°F 197941°F 19800%
Aug 588°F58°F102°F 197939°F 19800%
Aug 688°F58°F101°F 200140°F 19960%
Aug 788°F57°F100°F 199534°F 19960%
Aug 887°F57°F99°F 202644°F 19960%
Aug 987°F57°F99°F 199239°F 20250%
Aug 1087°F57°F101°F 202239°F 20020%
Aug 1187°F56°F99°F 200039°F 20040%
Aug 1287°F56°F100°F 201837°F 20040%
Aug 1387°F56°F99°F 200038°F 20020%
Aug 1486°F55°F99°F 200339°F 20230%
Aug 1586°F55°F95°F 199241°F 1974
Aug 1686°F55°F96°F 198238°F 2009
Aug 1786°F54°F97°F 201336°F 2002
Aug 1886°F54°F99°F 198637°F 2009
Aug 1985°F54°F97°F 201937°F 2002
Aug 2085°F53°F99°F 202538°F 2016
Aug 2185°F53°F99°F 202638°F 2016
Aug 2285°F53°F97°F 200936°F 1966
Aug 2384°F52°F98°F 202029°F 2015
Aug 2484°F52°F97°F 199439°F 2010
Aug 2584°F51°F96°F 196936°F 1964
Aug 2684°F51°F98°F 199439°F 2005
Aug 2783°F51°F96°F 199537°F 1976
Aug 2883°F51°F95°F 199534°F 2004
Aug 2983°F50°F97°F 201236°F 2024
Aug 3082°F50°F96°F 194834°F 1965
Aug 3182°F50°F94°F 195433°F 1965

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Evansville, in percent, and of at least 0.1 inch of snowfall.00.21102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (MDT).

August 1
sunrise 5:56 AM, sunset 8:26 PM
August 31
sunrise 6:29 AM, sunset 7:41 PM

Every day of August: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00481572 (Casper 1SW), public domain. Records: NOAA GHCN-Daily, station USW00024089, 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.