Colstrip climate

Colstrip Weather in August

NOAA 1991-2020 normals for Colstrip, 1.4 km from Colstrip

Average highs run from 87°F on August 1 to 80°F on August 31, and lows from 58°F to 51°F. Normal precipitation for the month is 1.03 in over about 6 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 Colstrip, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

August at a glance

Average high
84°F
Average low
55°F
Precipitation
1.03 in
Record high
106°FAug 1, 2026
Record low
32°FAug 25, 1992
Chance of a freeze
0%
Days of 90°F or more
9.3
Daylight
14 h 46 min to 13 h 20 min
Cloud cover
47%
Humidity
44%
Dew point
47°F
Wind
9.4 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 187°F58°F106°F 202643°F 200919%0%
Aug 287°F58°F103°F 202444°F 198519%0%
Aug 387°F58°F102°F 200144°F 199119%0%
Aug 487°F58°F103°F 202240°F 197819%0%
Aug 587°F58°F99°F 199442°F 197819%0%
Aug 687°F58°F102°F 198344°F 198119%0%
Aug 786°F58°F105°F 199547°F 201718%0%
Aug 886°F57°F100°F 202145°F 198018%0%
Aug 986°F57°F100°F 200644°F 198518%0%
Aug 1086°F57°F101°F 200346°F 198618%0%
Aug 1186°F57°F105°F 198339°F 197718%0%
Aug 1285°F57°F103°F 200343°F 199218%0%
Aug 1385°F56°F102°F 200344°F 199218%0%
Aug 1485°F56°F103°F 201544°F 200518%0%
Aug 1585°F56°F102°F 200341°F 198518%0%
Aug 1684°F56°F104°F 200341°F 201218%0%
Aug 1784°F55°F101°F 199639°F 200218%0%
Aug 1884°F55°F101°F 198845°F 198718%0%
Aug 1984°F55°F100°F 200840°F 200418%0%
Aug 2083°F54°F97°F 202543°F 200517%0%
Aug 2183°F54°F103°F 201043°F 198417%0%
Aug 2283°F54°F103°F 197643°F 200817%0%
Aug 2382°F53°F100°F 199734°F 201517%0%
Aug 2482°F53°F101°F 197741°F 199217%0%
Aug 2582°F53°F101°F 200832°F 199217%0%
Aug 2681°F53°F100°F 200335°F 199217%0%
Aug 2781°F52°F101°F 199739°F 197617%0%
Aug 2881°F52°F100°F 201236°F 198817%0%
Aug 2980°F52°F100°F 200541°F 198817%0%
Aug 3080°F51°F97°F 198332°F 199218%0%
Aug 3180°F51°F98°F 198339°F 199318%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Colstrip, 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 5:49 AM, sunset 8:35 PM
August 31
sunrise 6:26 AM, sunset 7:46 PM

Every day of August: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00241905 (Colstrip), public domain. Records: NOAA GHCN-Daily, station USC00243098, 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.