Mount Vernon Weather in April
Average highs run from 56°F on April 1 to 68°F on April 30, and lows from 34°F to 45°F. Normal precipitation for the month is 3.54 in over about 11 wet days.
April day by day
The normal high and low for each date, and the record, in °F.
- Normal low
- Normal high
- Record high
- Record low
April at a glance
- Average high
- 62°F
- Average low
- 40°F
- Precipitation
- 3.54 in
- Snowfall
- 0.4 in
- Record high
- 95°FApr 26, 1899
- Record low
- 5°FApr 7, 1982
- Chance of a freeze
- 97%
- Daylight
- 12 h 41 min to 13 h 55 min
- Cloud cover
- 67%
- Humidity
- 77%
- Dew point
- 43°F
- Wind
- 12.3 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 |
|---|---|---|---|---|---|---|
| Apr 1 | 56°F | 34°F | 81°F 1981 | 15°F 1923 | 34% | 2% |
| Apr 2 | 56°F | 35°F | 81°F 2010 | 16°F 1964 | 34% | 2% |
| Apr 3 | 57°F | 35°F | 81°F 2010 | 18°F 1961 | 34% | 2% |
| Apr 4 | 57°F | 35°F | 82°F 2012 | 18°F 1987 | 34% | 2% |
| Apr 5 | 58°F | 36°F | 82°F 1929 | 17°F 1995 | 35% | 2% |
| Apr 6 | 58°F | 36°F | 84°F 1988 | 17°F 1982 | 35% | 2% |
| Apr 7 | 58°F | 36°F | 83°F 2010 | 5°F 1982 | 35% | 2% |
| Apr 8 | 59°F | 37°F | 83°F 2001 | 11°F 1982 | 35% | 1% |
| Apr 9 | 59°F | 37°F | 85°F 2001 | 12°F 1957 | 36% | 1% |
| Apr 10 | 60°F | 38°F | 85°F 1930 | 15°F 1957 | 36% | 1% |
| Apr 11 | 60°F | 38°F | 90°F 1930 | 20°F 1960 | 36% | 1% |
| Apr 12 | 61°F | 38°F | 87°F 1930 | 16°F 1940 | 36% | 1% |
| Apr 13 | 61°F | 39°F | 85°F 1941 | 21°F 1950 | 36% | 1% |
| Apr 14 | 61°F | 39°F | 82°F 1910 | 21°F 1957 | 37% | 1% |
| Apr 15 | 62°F | 39°F | 85°F 2002 | 20°F 1957 | 37% | 1% |
| Apr 16 | 62°F | 40°F | 87°F 1896 | 21°F 1957 | 37% | 1% |
| Apr 17 | 63°F | 40°F | 84°F 1896 | 21°F 1904 | 37% | 1% |
| Apr 18 | 63°F | 41°F | 86°F 1917 | 23°F 1990 | 37% | 1% |
| Apr 19 | 63°F | 41°F | 87°F 1977 | 22°F 1956 | 38% | 1% |
| Apr 20 | 64°F | 41°F | 85°F 1915 | 19°F 1897 | 38% | 1% |
| Apr 21 | 64°F | 42°F | 86°F 1902 | 19°F 1907 | 38% | 1% |
| Apr 22 | 65°F | 42°F | 85°F 1946 | 24°F 1936 | 38% | 0% |
| Apr 23 | 65°F | 42°F | 87°F 1915 | 22°F 1956 | 38% | 0% |
| Apr 24 | 66°F | 43°F | 88°F 1915 | 24°F 1927 | 39% | 0% |
| Apr 25 | 66°F | 43°F | 89°F 1915 | 24°F 1919 | 39% | 0% |
| Apr 26 | 66°F | 44°F | 95°F 1899 | 27°F 1928 | 39% | 0% |
| Apr 27 | 67°F | 44°F | 88°F 1986 | 27°F 1919 | 39% | 0% |
| Apr 28 | 67°F | 44°F | 86°F 1894 | 26°F 1934 | 39% | 0% |
| Apr 29 | 67°F | 45°F | 89°F 1899 | 28°F 1976 | 40% | 0% |
| Apr 30 | 68°F | 45°F | 89°F 1942 | 27°F 1958 | 40% | 0% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (EDT).
- April 1
- sunrise 7:27 AM, sunset 8:08 PM
- April 30
- sunrise 6:43 AM, sunset 8:38 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00129138 (Wabash), public domain. Records: NOAA GHCN-Daily, station USC00125337, 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.