Fort Duchesne Weather in May
Average highs run from 68°F on May 1 to 79°F on May 31, and lows from 35°F to 43°F. Normal precipitation for the month is 0.63 in over about 4 wet days.
May day by day
The normal high and low for each date, and the record, in °F.
- Normal low
- Normal high
- Record high
- Record low
May at a glance
- Average high
- 73°F
- Average low
- 40°F
- Precipitation
- 0.63 in
- Record high
- 100°FMay 27, 1958
- Record low
- 17°FMay 1, 1972
- Chance of a freeze
- 88%
- Days of 90°F or more
- 0.9
- Daylight
- 13 h 56 min to 14 h 51 min
- Cloud cover
- 61%
- Humidity
- 51%
- Dew point
- 28°F
- Wind
- 6.7 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.
| Date | Normal high | Normal low | Record high | Record low | Chance wet | Chance of snow |
|---|---|---|---|---|---|---|
| May 1 | 68°F | 35°F | 93°F 1992 | 17°F 1972 | 13% | |
| May 2 | 68°F | 36°F | 85°F 1981 | 22°F 2013 | 13% | |
| May 3 | 68°F | 36°F | 91°F 1947 | 22°F 1948 | 13% | |
| May 4 | 69°F | 36°F | 91°F 1947 | 25°F 1953 | 13% | |
| May 5 | 69°F | 37°F | 88°F 2000 | 26°F 2010 | 13% | |
| May 6 | 69°F | 37°F | 87°F 1934 | 23°F 1924 | 13% | |
| May 7 | 70°F | 37°F | 87°F 1934 | 18°F 1968 | 13% | |
| May 8 | 70°F | 37°F | 87°F 1989 | 27°F 1984 | 13% | |
| May 9 | 70°F | 38°F | 87°F 1962 | 24°F 2002 | 13% | |
| May 10 | 71°F | 38°F | 86°F 1960 | 25°F 1933 | 13% | |
| May 11 | 71°F | 38°F | 87°F 2018 | 24°F 1999 | 13% | |
| May 12 | 71°F | 39°F | 90°F 1941 | 25°F 1953 | 13% | |
| May 13 | 72°F | 39°F | 92°F 2026 | 25°F 2008 | 13% | |
| May 14 | 72°F | 39°F | 90°F 1996 | 27°F 1942 | 13% | |
| May 15 | 73°F | 39°F | 88°F 1984 | 28°F 1983 | 13% | |
| May 16 | 73°F | 40°F | 90°F 1927 | 25°F 1955 | 13% | |
| May 17 | 73°F | 40°F | 88°F 1927 | 27°F 1943 | 13% | |
| May 18 | 74°F | 40°F | 91°F 1956 | 25°F 1971 | 13% | |
| May 19 | 74°F | 40°F | 90°F 1956 | 26°F 1950 | 13% | 0% |
| May 20 | 75°F | 41°F | 90°F 1934 | 26°F 1959 | 13% | 0% |
| May 21 | 75°F | 41°F | 90°F 1964 | 27°F 1930 | 13% | 0% |
| May 22 | 75°F | 41°F | 90°F 2012 | 26°F 2022 | 13% | 0% |
| May 23 | 76°F | 41°F | 90°F 1964 | 26°F 2022 | 13% | 0% |
| May 24 | 76°F | 42°F | 90°F 2005 | 30°F 2007 | 13% | 0% |
| May 25 | 76°F | 42°F | 90°F 2005 | 29°F 1980 | 13% | 0% |
| May 26 | 77°F | 42°F | 90°F 1958 | 27°F 1980 | 13% | 0% |
| May 27 | 77°F | 42°F | 100°F 1958 | 29°F 1929 | 12% | 0% |
| May 28 | 78°F | 43°F | 94°F 1958 | 23°F 1954 | 12% | 0% |
| May 29 | 78°F | 43°F | 93°F 2003 | 25°F 1927 | 12% | 0% |
| May 30 | 78°F | 43°F | 93°F 2000 | 31°F 1979 | 12% | 0% |
| May 31 | 79°F | 43°F | 95°F 2002 | 27°F 1945 | 12% | 0% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (MDT).
- May 1
- sunrise 6:19 AM, sunset 8:15 PM
- May 31
- sunrise 5:52 AM, sunset 8:43 PM
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.