Pioneer Weather in May
Average highs run from 65°F on May 1 to 75°F on May 31, and lows from 43°F to 53°F. Normal precipitation for the month is 4.32 in over about 13 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
- 70°F
- Average low
- 48°F
- Precipitation
- 4.32 in
- Record high
- 94°FMay 27, 1911
- Record low
- 16°FMay 8, 2017
- Chance of a freeze
- 40%
- Days of 90°F or more
- 0.7
- Daylight
- 14 h 02 min to 14 h 59 min
- Cloud cover
- 65%
- Humidity
- 76%
- Dew point
- 51°F
- Wind
- 10.3 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 | 65°F | 43°F | 87°F 1942 | 24°F 1903 | 41% | |
| May 2 | 66°F | 43°F | 85°F 1899 | 23°F 2017 | 41% | |
| May 3 | 66°F | 44°F | 88°F 1938 | 24°F 2005 | 41% | |
| May 4 | 66°F | 44°F | 87°F 1949 | 25°F 1926 | 41% | |
| May 5 | 67°F | 44°F | 88°F 1949 | 25°F 1900 | 41% | |
| May 6 | 67°F | 45°F | 88°F 1949 | 25°F 1968 | 41% | |
| May 7 | 67°F | 45°F | 86°F 1926 | 23°F 1974 | 41% | |
| May 8 | 68°F | 45°F | 88°F 1926 | 16°F 2017 | 41% | |
| May 9 | 68°F | 46°F | 87°F 1930 | 25°F 1955 | 41% | |
| May 10 | 68°F | 46°F | 89°F 1936 | 19°F 1966 | 41% | |
| May 11 | 69°F | 46°F | 85°F 1922 | 25°F 1907 | 41% | |
| May 12 | 69°F | 47°F | 86°F 2022 | 27°F 1946 | 41% | |
| May 13 | 69°F | 47°F | 87°F 1940 | 26°F 1946 | 40% | |
| May 14 | 70°F | 47°F | 87°F 1962 | 27°F 1973 | 40% | |
| May 15 | 70°F | 48°F | 88°F 1932 | 30°F 1920 | 40% | |
| May 16 | 70°F | 48°F | 88°F 1962 | 26°F 1984 | 40% | |
| May 17 | 71°F | 49°F | 90°F 1962 | 28°F 1973 | 40% | |
| May 18 | 71°F | 49°F | 90°F 1911 | 27°F 1973 | 40% | |
| May 19 | 71°F | 49°F | 90°F 1911 | 28°F 2002 | 40% | 0% |
| May 20 | 72°F | 50°F | 90°F 1934 | 28°F 1929 | 39% | 0% |
| May 21 | 72°F | 50°F | 90°F 1934 | 28°F 1954 | 39% | 0% |
| May 22 | 72°F | 50°F | 89°F 1921 | 31°F 1924 | 39% | 0% |
| May 23 | 73°F | 51°F | 92°F 1921 | 28°F 1963 | 39% | 0% |
| May 24 | 73°F | 51°F | 89°F 2007 | 31°F 1963 | 39% | 0% |
| May 25 | 73°F | 51°F | 89°F 1911 | 29°F 1925 | 39% | 0% |
| May 26 | 74°F | 52°F | 91°F 1911 | 31°F 1958 | 39% | 0% |
| May 27 | 74°F | 52°F | 94°F 1911 | 26°F 1925 | 38% | 0% |
| May 28 | 74°F | 52°F | 93°F 2012 | 31°F 1902 | 38% | 0% |
| May 29 | 74°F | 53°F | 94°F 2018 | 30°F 1966 | 38% | 0% |
| May 30 | 75°F | 53°F | 92°F 1942 | 32°F 1961 | 38% | 0% |
| May 31 | 75°F | 53°F | 92°F 1937 | 29°F 1966 | 38% | 0% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (EDT).
- May 1
- sunrise 6:35 AM, sunset 8:37 PM
- May 31
- sunrise 6:07 AM, sunset 9:06 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00335438 (Montpelier), public domain. Records: NOAA GHCN-Daily, station USC00203823, 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.