Mill Creek Weather in May
Average highs run from 62°F on May 1 to 68°F on May 31, and lows from 40°F to 48°F. Normal precipitation for the month is 6.66 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
- 66°F
- Average low
- 44°F
- Precipitation
- 6.66 in
- Record high
- 93°FMay 19, 1996
- Record low
- 20°FMay 3, 1978
- Chance of a freeze
- 69%
- Daylight
- 13 h 50 min to 14 h 41 min
- Cloud cover
- 69%
- Humidity
- 80%
- Dew point
- 50°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 | 62°F | 40°F | 88°F 1942 | 24°F 1969 | ||
| May 2 | 63°F | 41°F | 84°F 1944 | 22°F 1978 | ||
| May 3 | 63°F | 41°F | 88°F 1942 | 20°F 1978 | ||
| May 4 | 63°F | 41°F | 85°F 1928 | 21°F 1986 | ||
| May 5 | 64°F | 42°F | 87°F 1950 | 25°F 1961 | ||
| May 6 | 64°F | 42°F | 88°F 1999 | 26°F 1973 | ||
| May 7 | 64°F | 42°F | 85°F 1979 | 20°F 1970 | ||
| May 8 | 64°F | 43°F | 86°F 1979 | 23°F 1974 | ||
| May 9 | 64°F | 43°F | 88°F 1979 | 25°F 1947 | ||
| May 10 | 65°F | 43°F | 90°F 1936 | 20°F 1966 | ||
| May 11 | 65°F | 43°F | 86°F 1936 | 22°F 1966 | ||
| May 12 | 65°F | 44°F | 84°F 1936 | 28°F 1977 | ||
| May 13 | 65°F | 44°F | 87°F 2014 | 28°F 1938 | ||
| May 14 | 65°F | 44°F | 88°F 1974 | 24°F 1996 | ||
| May 15 | 66°F | 44°F | 86°F 2018 | 30°F 1973 | ||
| May 16 | 66°F | 45°F | 87°F 1991 | 25°F 1973 | ||
| May 17 | 66°F | 45°F | 87°F 2017 | 23°F 1984 | ||
| May 18 | 66°F | 45°F | 90°F 2026 | 29°F 1955 | ||
| May 19 | 66°F | 45°F | 93°F 1996 | 28°F 2009 | ||
| May 20 | 66°F | 45°F | 88°F 1996 | 30°F 2002 | 0% | |
| May 21 | 67°F | 46°F | 88°F 2022 | 29°F 2002 | 0% | |
| May 22 | 67°F | 46°F | 88°F 1941 | 26°F 2002 | 0% | |
| May 23 | 67°F | 46°F | 87°F 1966 | 29°F 1961 | 0% | |
| May 24 | 67°F | 46°F | 85°F 1927 | 28°F 1961 | 0% | |
| May 25 | 67°F | 46°F | 89°F 1991 | 30°F 1956 | 0% | |
| May 26 | 68°F | 47°F | 90°F 1991 | 31°F 1930 | 0% | |
| May 27 | 68°F | 47°F | 89°F 2012 | 30°F 1949 | 0% | |
| May 28 | 68°F | 47°F | 88°F 2012 | 29°F 1961 | 0% | |
| May 29 | 68°F | 47°F | 88°F 1991 | 32°F 1964 | 0% | |
| May 30 | 68°F | 47°F | 89°F 2006 | 31°F 1961 | 0% | |
| May 31 | 68°F | 48°F | 88°F 2011 | 30°F 1961 | 0% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (EDT).
- May 1
- sunrise 6:22 AM, sunset 8:12 PM
- May 31
- sunrise 5:57 AM, sunset 8:38 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00464971 (Kumbrabow), public domain. Records: NOAA GHCN-Daily, station USW00013729, 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.