Three Forks climate

Three Forks Weather in August

NOAA 1991-2020 normals for Trident, 8.5 km from Three Forks

Average highs run from 87°F on August 1 to 79°F on August 31, and lows from 54°F to 47°F. Normal precipitation for the month is 0.98 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 Three Forks, 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
51°F
Precipitation
0.98 in
Record high
103°FAug 5, 1961
Record low
27°FAug 25, 1992
Chance of a freeze
2%
Days of 90°F or more
10.0
Daylight
14 h 46 min to 13 h 20 min
Cloud cover
46%
Humidity
50%
Dew point
44°F
Wind
6.0 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 187°F54°F102°F 202637°F 200118%0%
Aug 287°F54°F99°F 196141°F 198718%0%
Aug 387°F54°F101°F 196141°F 198918%0%
Aug 487°F54°F102°F 196137°F 201218%0%
Aug 587°F54°F103°F 196137°F 198018%0%
Aug 687°F54°F100°F 198333°F 199618%0%
Aug 786°F53°F102°F 197034°F 194618%0%
Aug 886°F53°F99°F 201238°F 194618%0%
Aug 986°F53°F99°F 200035°F 199518%0%
Aug 1086°F53°F99°F 199141°F 197418%0%
Aug 1185°F52°F102°F 201837°F 194718%0%
Aug 1285°F52°F101°F 200738°F 197718%0%
Aug 1385°F52°F101°F 200337°F 194218%0%
Aug 1485°F52°F99°F 200333°F 200518%0%
Aug 1584°F51°F99°F 200335°F 194418%0%
Aug 1684°F51°F98°F 197339°F 195418%0%
Aug 1784°F51°F98°F 202034°F 200218%0%
Aug 1883°F51°F98°F 196435°F 198718%0%
Aug 1983°F50°F99°F 200833°F 199519%0%
Aug 2083°F50°F98°F 195337°F 199619%0%
Aug 2182°F50°F98°F 201035°F 194519%0%
Aug 2282°F50°F98°F 197634°F 199619%0%
Aug 2382°F49°F98°F 196932°F 201519%0%
Aug 2481°F49°F102°F 196932°F 197119%0%
Aug 2581°F49°F102°F 200827°F 199219%0%
Aug 2681°F48°F101°F 201029°F 199219%0%
Aug 2780°F48°F95°F 197130°F 197619%0%
Aug 2880°F48°F98°F 201233°F 196019%0%
Aug 2980°F48°F97°F 200534°F 196519%0%
Aug 3079°F47°F95°F 195430°F 196520%0%
Aug 3179°F47°F97°F 199132°F 199320%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Three Forks, 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 6:09 AM, sunset 8:55 PM
August 31
sunrise 6:46 AM, sunset 8:06 PM

Every day of August: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00248363 (Trident), public domain. Records: NOAA GHCN-Daily, station USW00024132, 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.