Plains climate

Plains Weather in August

NOAA 1991-2020 normals for Superior, 29.7 km from Plains

Average highs run from 92°F on August 1 to 83°F on August 31, and lows from 52°F to 46°F. Normal precipitation for the month is 1.05 in over about 5 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 Plains, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

August at a glance

Average high
88°F
Average low
49°F
Precipitation
1.05 in
Record high
107°FAug 11, 2018
Record low
24°FAug 13, 1918
Chance of a freeze
3%
Days of 90°F or more
14.7
Daylight
14 h 55 min to 13 h 24 min
Cloud cover
42%
Humidity
51%
Dew point
43°F
Wind
4.0 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 192°F52°F100°F 197131°F 191715%0%
Aug 292°F52°F104°F 191437°F 193715%0%
Aug 392°F52°F104°F 196135°F 192315%0%
Aug 491°F52°F106°F 196135°F 201315%0%
Aug 591°F52°F103°F 196135°F 191715%0%
Aug 691°F52°F103°F 199834°F 193515%0%
Aug 791°F51°F100°F 193032°F 194615%0%
Aug 891°F51°F103°F 193031°F 191716%0%
Aug 991°F51°F100°F 192832°F 191416%0%
Aug 1090°F51°F105°F 201834°F 194716%0%
Aug 1190°F51°F107°F 201833°F 193116%0%
Aug 1290°F51°F104°F 192936°F 191816%0%
Aug 1390°F50°F100°F 193524°F 191816%0%
Aug 1489°F50°F101°F 201532°F 194217%0%
Aug 1589°F50°F99°F 193333°F 193517%0%
Aug 1689°F50°F100°F 193130°F 193517%0%
Aug 1788°F49°F101°F 193131°F 194617%0%
Aug 1888°F49°F101°F 200132°F 192017%0%
Aug 1988°F49°F101°F 200831°F 192017%0%
Aug 2087°F49°F100°F 194231°F 192918%0%
Aug 2187°F49°F100°F 194035°F 199718%0%
Aug 2287°F48°F103°F 196937°F 191618%0%
Aug 2386°F48°F105°F 196933°F 191818%0%
Aug 2486°F48°F105°F 196931°F 192118%0%
Aug 2586°F48°F100°F 192633°F 193518%0%
Aug 2685°F47°F102°F 198630°F 192019%0%
Aug 2785°F47°F98°F 197133°F 193619%0%
Aug 2884°F47°F98°F 192930°F 191819%0%
Aug 2984°F46°F97°F 201130°F 194219%0%
Aug 3084°F46°F100°F 195529°F 192419%0%
Aug 3183°F46°F98°F 192929°F 193719%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Plains, in percent, and of at least 0.1 inch of snowfall.051015201102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (MDT).

August 1
sunrise 6:18 AM, sunset 9:13 PM
August 31
sunrise 6:57 AM, sunset 8:21 PM

Every day of August: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USW00024159 (Superior), public domain. Records: NOAA GHCN-Daily, station USW00024159, 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.