Henefer Weather in May
Average highs run from 64°F on May 1 to 75°F on May 31, and lows from 34°F to 41°F. Normal precipitation for the month is 1.93 in over about 10 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
- 69°F
- Average low
- 38°F
- Precipitation
- 1.93 in
- Snowfall
- 0.7 in
- Record high
- 98°FMay 30, 2020
- Record low
- 25°FMay 7, 2024
- Chance of a freeze
- 98%
- Daylight
- 13 h 59 min to 14 h 55 min
- Cloud cover
- 58%
- Humidity
- 60%
- Dew point
- 31°F
- Wind
- 5.8 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 | 64°F | 34°F | 79°F 2021 | 27°F 2011 | 32% | 4% |
| May 2 | 64°F | 34°F | 82°F 2025 | 29°F 2013 | 32% | 4% |
| May 3 | 64°F | 35°F | 76°F 2014 | 36°F 2022 | 32% | 4% |
| May 4 | 65°F | 35°F | 79°F 2024 | 31°F 2011 | 32% | 3% |
| May 5 | 65°F | 35°F | 84°F 2017 | 32°F 2011 | 32% | 3% |
| May 6 | 65°F | 36°F | 84°F 2017 | 33°F 2012 | 32% | 3% |
| May 7 | 66°F | 36°F | 82°F 2026 | 25°F 2024 | 32% | 3% |
| May 8 | 66°F | 36°F | 81°F 2018 | 25°F 2024 | 32% | 3% |
| May 9 | 67°F | 36°F | 84°F 2018 | 28°F 2022 | 32% | 3% |
| May 10 | 67°F | 37°F | 88°F 2025 | 28°F 2022 | 32% | 3% |
| May 11 | 67°F | 37°F | 88°F 2025 | 30°F 2022 | 32% | 2% |
| May 12 | 68°F | 37°F | 90°F 2025 | 35°F 2016 | 32% | 2% |
| May 13 | 68°F | 37°F | 90°F 2026 | 32°F 2014 | 32% | 2% |
| May 14 | 68°F | 38°F | 88°F 2026 | 32°F 2024 | 32% | 2% |
| May 15 | 69°F | 38°F | 90°F 2026 | 38°F 2017 | 32% | 2% |
| May 16 | 69°F | 38°F | 89°F 2023 | 36°F 2015 | 32% | 2% |
| May 17 | 70°F | 38°F | 88°F 2020 | 30°F 2026 | 32% | 2% |
| May 18 | 70°F | 38°F | 88°F 2020 | 30°F 2026 | 32% | 1% |
| May 19 | 70°F | 39°F | 84°F 2021 | 34°F 2026 | 31% | 1% |
| May 20 | 71°F | 39°F | 77°F 2012 | 29°F 2022 | 31% | 1% |
| May 21 | 71°F | 39°F | 90°F 2012 | 29°F 2024 | 31% | 1% |
| May 22 | 71°F | 39°F | 82°F 2012 | 38°F 2015 | 31% | 1% |
| May 23 | 72°F | 39°F | 90°F 2023 | 33°F 2024 | 31% | 1% |
| May 24 | 72°F | 40°F | 86°F 2023 | 37°F 2019 | 31% | 1% |
| May 25 | 72°F | 40°F | 86°F 2023 | 39°F 2019 | 30% | 1% |
| May 26 | 73°F | 40°F | 86°F 2026 | 40°F 2012 | 30% | 1% |
| May 27 | 73°F | 40°F | 88°F 2026 | 36°F 2011 | 30% | 1% |
| May 28 | 74°F | 40°F | 88°F 2026 | 35°F 2024 | 29% | 1% |
| May 29 | 74°F | 41°F | 95°F 2020 | 32°F 2011 | 29% | 1% |
| May 30 | 74°F | 41°F | 98°F 2020 | 28°F 2022 | 29% | 0% |
| May 31 | 75°F | 41°F | 98°F 2020 | 32°F 2022 | 28% | 0% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (MDT).
- May 1
- sunrise 6:24 AM, sunset 8:23 PM
- May 31
- sunrise 5:56 AM, sunset 8:51 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00422385 (Echo Dam), public domain. Records: NOAA GHCN-Daily, station USC00429346, 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.