Nelson County Weather in May
Average highs run from 58°F on May 1 to 71°F on May 31, and lows from 35°F to 48°F. Normal precipitation for the month is 2.79 in over about 9 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
- 65°F
- Average low
- 42°F
- Precipitation
- 2.79 in
- Snowfall
- 0.6 in
- Record high
- 98°FMay 21, 1964
- Record low
- 13°FMay 12, 1946
- Chance of a freeze
- 86%
- Daylight
- 14 h 31 min to 15 h 45 min
- Cloud cover
- 65%
- Humidity
- 63%
- Dew point
- 40°F
- Wind
- 12.1 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 | 58°F | 35°F | 91°F 1992 | 17°F 1961 | 23% | 2% |
| May 2 | 59°F | 36°F | 92°F 1959 | 15°F 1907 | 24% | 2% |
| May 3 | 59°F | 36°F | 92°F 1952 | 15°F 2005 | 24% | 1% |
| May 4 | 60°F | 37°F | 92°F 1985 | 19°F 2005 | 25% | 1% |
| May 5 | 60°F | 37°F | 94°F 1939 | 18°F 1944 | 25% | 1% |
| May 6 | 61°F | 38°F | 86°F 1939 | 20°F 1989 | 26% | 1% |
| May 7 | 61°F | 38°F | 89°F 1992 | 20°F 1907 | 26% | 1% |
| May 8 | 62°F | 38°F | 89°F 1992 | 21°F 1955 | 27% | 1% |
| May 9 | 62°F | 39°F | 91°F 1985 | 15°F 1945 | 27% | 1% |
| May 10 | 63°F | 39°F | 92°F 1987 | 17°F 1907 | 27% | 1% |
| May 11 | 63°F | 40°F | 96°F 1906 | 17°F 1946 | 27% | 1% |
| May 12 | 64°F | 40°F | 89°F 1977 | 13°F 1946 | 28% | 1% |
| May 13 | 64°F | 41°F | 90°F 1977 | 21°F 1945 | 28% | 1% |
| May 14 | 64°F | 41°F | 89°F 1969 | 20°F 1907 | 28% | 1% |
| May 15 | 65°F | 42°F | 94°F 1987 | 22°F 1959 | 28% | 1% |
| May 16 | 65°F | 42°F | 93°F 1987 | 25°F 1983 | 28% | 1% |
| May 17 | 66°F | 42°F | 94°F 1972 | 24°F 2002 | 29% | 1% |
| May 18 | 66°F | 43°F | 90°F 1972 | 19°F 2002 | 29% | 1% |
| May 19 | 66°F | 43°F | 94°F 1948 | 24°F 2002 | 29% | 1% |
| May 20 | 67°F | 44°F | 94°F 1948 | 20°F 1907 | 29% | 1% |
| May 21 | 67°F | 44°F | 98°F 1964 | 26°F 2008 | 29% | 0% |
| May 22 | 68°F | 45°F | 96°F 1980 | 21°F 1963 | 29% | 0% |
| May 23 | 68°F | 45°F | 94°F 1980 | 28°F 1938 | 29% | 0% |
| May 24 | 68°F | 45°F | 88°F 1967 | 20°F 2002 | 29% | 0% |
| May 25 | 69°F | 46°F | 90°F 1941 | 29°F 1905 | 29% | 0% |
| May 26 | 69°F | 46°F | 90°F 1969 | 28°F 2011 | 29% | 0% |
| May 27 | 69°F | 47°F | 97°F 1969 | 22°F 1907 | 29% | 0% |
| May 28 | 70°F | 47°F | 96°F 1969 | 22°F 1947 | 30% | 0% |
| May 29 | 70°F | 48°F | 93°F 1936 | 30°F 1945 | 30% | 0% |
| May 30 | 70°F | 48°F | 95°F 1936 | 27°F 1947 | 30% | 0% |
| May 31 | 71°F | 48°F | 95°F 1939 | 33°F 2003 | 30% | 0% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (CDT).
- May 1
- sunrise 6:15 AM, sunset 8:46 PM
- May 31
- sunrise 5:38 AM, sunset 9:23 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00327027 (Petersburg 2 N), public domain. Records: NOAA GHCN-Daily, station USC00321766, 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.