Fort Duchesne climate

Fort Duchesne Weather in August

NOAA 1991-2020 normals for Ft Duchesne, 0.7 km from Fort Duchesne

Average highs run from 92°F on August 1 to 85°F on August 31, and lows from 56°F to 49°F. Normal precipitation for the month is 0.62 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 Fort Duchesne, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

August at a glance

Average high
89°F
Average low
53°F
Precipitation
0.62 in
Record high
103°FAug 12, 1958
Record low
34°FAug 27, 1928
Chance of a freeze
2%
Days of 90°F or more
19.1
Daylight
14 h 17 min to 13 h 07 min
Cloud cover
49%
Humidity
41%
Dew point
37°F
Wind
5.4 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 192°F56°F98°F 193842°F 195614%0%
Aug 292°F56°F99°F 195845°F 193114%0%
Aug 392°F56°F100°F 196040°F 193115%0%
Aug 492°F56°F101°F 201640°F 195815%0%
Aug 592°F55°F98°F 197941°F 195815%0%
Aug 691°F55°F100°F 195841°F 197615%0%
Aug 791°F55°F99°F 195843°F 199615%0%
Aug 891°F55°F102°F 195842°F 193915%0%
Aug 991°F55°F97°F 196940°F 194215%0%
Aug 1091°F55°F100°F 195840°F 197415%0%
Aug 1191°F54°F100°F 195845°F 195815%0%
Aug 1290°F54°F103°F 195845°F 194915%0%
Aug 1390°F54°F100°F 195842°F 195615%0%
Aug 1490°F54°F101°F 196245°F 195015%0%
Aug 1590°F53°F100°F 196238°F 197815%0%
Aug 1689°F53°F98°F 196241°F 197615%0%
Aug 1789°F53°F99°F 198141°F 200915%0%
Aug 1889°F53°F98°F 195835°F 196815%0%
Aug 1989°F52°F98°F 198640°F 197815%0%
Aug 2089°F52°F98°F 195839°F 196815%0%
Aug 2188°F52°F98°F 202540°F 197415%0%
Aug 2288°F52°F97°F 201240°F 193314%0%
Aug 2388°F51°F96°F 200939°F 196014%0%
Aug 2487°F51°F97°F 193137°F 192814%0%
Aug 2587°F51°F97°F 193137°F 197514%0%
Aug 2687°F51°F98°F 193137°F 199214%0%
Aug 2787°F50°F97°F 201234°F 192814%0%
Aug 2886°F50°F97°F 201238°F 192814%0%
Aug 2986°F50°F95°F 201741°F 194214%0%
Aug 3086°F49°F97°F 201236°F 196414%0%
Aug 3185°F49°F95°F 194035°F 193214%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Fort Duchesne, in percent, and of at least 0.1 inch of snowfall.0510151102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (MDT).

August 1
sunrise 6:17 AM, sunset 8:34 PM
August 31
sunrise 6:46 AM, sunset 7:53 PM

Every day of August: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00422996 (Ft Duchesne), public domain. Records: NOAA GHCN-Daily, station USC00425969, 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.