Alpha Weather in May
Average highs run from 68°F on May 1 to 76°F on May 31, and lows from 45°F to 54°F. Normal precipitation for the month is 4.27 in.
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
- 72°F
- Average low
- 49°F
- Precipitation
- 4.27 in
- Record high
- 99°FMay 31, 1939
- Record low
- 25°FMay 11, 1966
- Chance of a freeze
- 16%
- Days of 90°F or more
- 1.1
- Daylight
- 13 h 58 min to 14 h 53 min
- Cloud cover
- 65%
- Humidity
- 78%
- Dew point
- 52°F
- Wind
- 4.5 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 | 45°F | 89°F 1983 | 26°F 1978 | ||
| May 2 | 69°F | 45°F | 92°F 2010 | 26°F 1914 | ||
| May 3 | 69°F | 45°F | 92°F 1913 | 26°F 1966 | ||
| May 4 | 69°F | 46°F | 91°F 2001 | 29°F 1911 | ||
| May 5 | 69°F | 46°F | 93°F 1930 | 26°F 1966 | ||
| May 6 | 70°F | 46°F | 94°F 1949 | 28°F 1972 | ||
| May 7 | 70°F | 47°F | 98°F 1930 | 28°F 1954 | ||
| May 8 | 70°F | 47°F | 96°F 1936 | 29°F 1974 | ||
| May 9 | 70°F | 47°F | 93°F 2000 | 27°F 1956 | ||
| May 10 | 71°F | 47°F | 91°F 2000 | 28°F 1983 | ||
| May 11 | 71°F | 48°F | 91°F 1979 | 25°F 1966 | ||
| May 12 | 71°F | 48°F | 91°F 1959 | 29°F 1907 | ||
| May 13 | 71°F | 48°F | 91°F 1900 | 28°F 1963 | ||
| May 14 | 71°F | 49°F | 92°F 1900 | 29°F 1996 | ||
| May 15 | 72°F | 49°F | 94°F 1900 | 29°F 1996 | ||
| May 16 | 72°F | 49°F | 90°F 2018 | 35°F 1917 | ||
| May 17 | 72°F | 50°F | 90°F 1998 | 29°F 1956 | ||
| May 18 | 72°F | 50°F | 96°F 1962 | 31°F 1967 | ||
| May 19 | 72°F | 50°F | 98°F 1962 | 31°F 2002 | ||
| May 20 | 73°F | 51°F | 94°F 1903 | 31°F 2002 | ||
| May 21 | 73°F | 51°F | 95°F 1996 | 34°F 1949 | ||
| May 22 | 73°F | 51°F | 97°F 1941 | 32°F 2002 | ||
| May 23 | 73°F | 52°F | 93°F 1925 | 33°F 1935 | ||
| May 24 | 74°F | 52°F | 94°F 1964 | 29°F 1963 | ||
| May 25 | 74°F | 52°F | 92°F 1964 | 29°F 1956 | ||
| May 26 | 74°F | 53°F | 93°F 1914 | 34°F 1972 | ||
| May 27 | 74°F | 53°F | 95°F 1965 | 32°F 1967 | ||
| May 28 | 75°F | 53°F | 95°F 1941 | 34°F 1994 | ||
| May 29 | 75°F | 54°F | 95°F 1931 | 34°F 1964 | ||
| May 30 | 75°F | 54°F | 96°F 1942 | 33°F 1949 | ||
| May 31 | 76°F | 54°F | 99°F 1939 | 34°F 1965 |
Chance of rain
Sunrise and sunset
Times for 2026, local time (EDT).
- May 1
- sunrise 5:59 AM, sunset 7:57 PM
- May 31
- sunrise 5:32 AM, sunset 8:25 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00286979 (Phillipsburg-Easton Brg), public domain. Records: NOAA GHCN-Daily, station USC00283029, 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.