Mount Vernon Weather in April
Average highs run from 45°F on April 1 to 60°F on April 30, and lows from 24°F to 36°F. Normal precipitation for the month is 4.06 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
- 53°F
- Average low
- 30°F
- Precipitation
- 4.06 in
- Snowfall
- 3.2 in
- Record high
- 92°FApr 28, 1990
- Record low
- 2°FApr 13, 1992
- Chance of a freeze
- 100%
- Daylight
- 12 h 46 min to 14 h 11 min
- Cloud cover
- 65%
- Humidity
- 80%
- Dew point
- 35°F
- Wind
- 5.8 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 | 45°F | 24°F | 84°F 1998 | 12°F 1969 | 31% | 12% |
| Apr 2 | 46°F | 24°F | 69°F 1967 | 10°F 1964 | 32% | 11% |
| Apr 3 | 46°F | 25°F | 68°F 2010 | 18°F 1969 | 32% | 11% |
| Apr 4 | 47°F | 25°F | 75°F 2010 | 15°F 2016 | 32% | 11% |
| Apr 5 | 47°F | 25°F | 75°F 2010 | 10°F 1995 | 33% | 11% |
| Apr 6 | 48°F | 26°F | 73°F 1991 | 10°F 1995 | 33% | 10% |
| Apr 7 | 48°F | 26°F | 72°F 1991 | 14°F 1982 | 33% | 10% |
| Apr 8 | 49°F | 27°F | 76°F 2010 | 14°F 1982 | 34% | 10% |
| Apr 9 | 49°F | 27°F | 70°F 1981 | 11°F 1990 | 34% | 9% |
| Apr 10 | 50°F | 28°F | 71°F 2021 | 13°F 1992 | 34% | 9% |
| Apr 11 | 50°F | 28°F | 77°F 2021 | 17°F 1977 | 34% | 9% |
| Apr 12 | 51°F | 28°F | 79°F 2017 | 6°F 1992 | 35% | 8% |
| Apr 13 | 51°F | 29°F | 80°F 1968 | 2°F 1992 | 35% | 8% |
| Apr 14 | 52°F | 29°F | 77°F 1968 | 10°F 1992 | 35% | 7% |
| Apr 15 | 52°F | 30°F | 71°F 1969 | 8°F 1992 | 35% | 7% |
| Apr 16 | 53°F | 30°F | 79°F 1973 | 11°F 1981 | 36% | 7% |
| Apr 17 | 53°F | 30°F | 80°F 2017 | 19°F 2003 | 36% | 6% |
| Apr 18 | 54°F | 31°F | 89°F 1976 | 14°F 1985 | 36% | 6% |
| Apr 19 | 54°F | 31°F | 88°F 1976 | 9°F 1993 | 37% | 6% |
| Apr 20 | 55°F | 32°F | 78°F 1976 | 13°F 1993 | 37% | 5% |
| Apr 21 | 56°F | 32°F | 81°F 1977 | 16°F 1993 | 37% | 5% |
| Apr 22 | 56°F | 32°F | 87°F 1973 | 22°F 1980 | 38% | 5% |
| Apr 23 | 57°F | 33°F | 79°F 1973 | 19°F 1982 | 38% | 4% |
| Apr 24 | 57°F | 33°F | 82°F 2007 | 23°F 1989 | 38% | 4% |
| Apr 25 | 58°F | 34°F | 77°F 1982 | 21°F 1965 | 38% | 4% |
| Apr 26 | 58°F | 34°F | 80°F 2009 | 15°F 1989 | 39% | 3% |
| Apr 27 | 59°F | 34°F | 91°F 1990 | 21°F 1987 | 39% | 3% |
| Apr 28 | 59°F | 35°F | 92°F 1990 | 25°F 1993 | 39% | 3% |
| Apr 29 | 60°F | 35°F | 87°F 2009 | 22°F 1992 | 39% | 3% |
| Apr 30 | 60°F | 36°F | 80°F 1985 | 28°F 1992 | 39% | 2% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (EDT).
- April 1
- sunrise 6:21 AM, sunset 7:07 PM
- April 30
- sunrise 5:32 AM, sunset 7:43 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00174745 (Livermore Falls 1 E), public domain. Records: NOAA GHCN-Daily, station USC00179151, 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.