Afton climate

Afton Weather in August

NOAA 1991-2020 normals for River Falls, 14.5 km from Afton

Average highs run from 81°F on August 1 to 77°F on August 31, and lows from 58°F to 54°F. Normal precipitation for the month is 4.68 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 Afton, in °F, with the record for each date.405060708090100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

August at a glance

Average high
79°F
Average low
56°F
Precipitation
4.68 in
Record high
95°FAug 23, 2023
Record low
46°FAug 31, 2009
Chance of a freeze
0%
Days of 90°F or more
1.4
Daylight
14 h 40 min to 13 h 18 min
Cloud cover
53%
Humidity
71%
Dew point
59°F
Wind
7.2 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 181°F58°F89°F 202456°F 20090%
Aug 281°F58°F89°F 200754°F 20180%
Aug 381°F58°F91°F 202253°F 20130%
Aug 481°F58°F90°F 202352°F 20170%
Aug 581°F58°F88°F 202353°F 20130%
Aug 681°F57°F89°F 202254°F 20090%
Aug 780°F57°F83°F 201155°F 20170%
Aug 880°F57°F89°F 200754°F 20130%
Aug 980°F57°F88°F 200756°F 20080%
Aug 1080°F57°F88°F 200752°F 20080%
Aug 1180°F57°F93°F 200752°F 20080%
Aug 1280°F57°F89°F 201053°F 20080%
Aug 1380°F57°F88°F 201053°F 20130%
Aug 1480°F57°F88°F 201852°F 20130%
Aug 1579°F57°F90°F 201553°F 20230%
Aug 1679°F57°F87°F 201556°F 20080%
Aug 1779°F56°F84°F 202351°F 20120%
Aug 1879°F56°F86°F 202153°F 20230%
Aug 1979°F56°F88°F 200853°F 20190%
Aug 2079°F56°F89°F 202148°F 20120%
Aug 2179°F56°F88°F 202151°F 20120%
Aug 2278°F56°F88°F 200849°F 20210%
Aug 2378°F56°F95°F 202351°F 20090%
Aug 2478°F55°F94°F 202351°F 20090%
Aug 2578°F55°F87°F 201249°F 20080%
Aug 2678°F55°F93°F 201349°F 20080%
Aug 2777°F55°F93°F 201352°F 20150%
Aug 2877°F55°F89°F 201355°F 20230%
Aug 2977°F55°F88°F 201352°F 20080%
Aug 3077°F54°F91°F 201049°F 20090%
Aug 3177°F54°F90°F 201246°F 20090%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Afton, 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 (CDT).

August 1
sunrise 5:57 AM, sunset 8:37 PM
August 31
sunrise 6:32 AM, sunset 7:50 PM

Every day of August: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00477226 (River Falls), public domain. Records: NOAA GHCN-Daily, station USC00218039, 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.