Sullivan County Weather in April
Average highs run from 48°F on April 1 to 61°F on April 30, and lows from 27°F to 38°F. Normal precipitation for the month is 4.19 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
- 55°F
- Average low
- 32°F
- Precipitation
- 4.19 in
- Snowfall
- 3.3 in
- Record high
- 89°FApr 19, 1976
- Record low
- -3°FApr 8, 1982
- Chance of a freeze
- 100%
- Daylight
- 12 h 43 min to 13 h 59 min
- Cloud cover
- 66%
- Humidity
- 80%
- Dew point
- 38°F
- Wind
- 5.6 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 | 48°F | 27°F | 85°F 1998 | 10°F 1919 | 35% | 7% |
| Apr 2 | 48°F | 27°F | 75°F 1986 | 13°F 1919 | 35% | 7% |
| Apr 3 | 49°F | 28°F | 74°F 2010 | 10°F 1911 | 35% | 7% |
| Apr 4 | 49°F | 28°F | 76°F 1981 | 7°F 1908 | 36% | 6% |
| Apr 5 | 50°F | 28°F | 72°F 1963 | 8°F 1982 | 36% | 6% |
| Apr 6 | 50°F | 29°F | 80°F 1985 | 8°F 1907 | 36% | 6% |
| Apr 7 | 51°F | 29°F | 77°F 1919 | 8°F 1982 | 36% | 5% |
| Apr 8 | 51°F | 29°F | 83°F 2010 | -3°F 1982 | 37% | 5% |
| Apr 9 | 52°F | 30°F | 81°F 1991 | 2°F 1982 | 37% | 5% |
| Apr 10 | 52°F | 30°F | 75°F 1991 | 12°F 1907 | 37% | 5% |
| Apr 11 | 53°F | 31°F | 78°F 2017 | 12°F 1900 | 37% | 4% |
| Apr 12 | 53°F | 31°F | 82°F 2017 | 14°F 1909 | 38% | 4% |
| Apr 13 | 54°F | 31°F | 80°F 1977 | 18°F 1976 | 38% | 4% |
| Apr 14 | 54°F | 32°F | 85°F 2023 | 20°F 1907 | 38% | 4% |
| Apr 15 | 55°F | 32°F | 86°F 2023 | 20°F 1904 | 38% | 3% |
| Apr 16 | 55°F | 33°F | 82°F 2026 | 19°F 1981 | 38% | 3% |
| Apr 17 | 56°F | 33°F | 86°F 2002 | 18°F 1904 | 39% | 3% |
| Apr 18 | 56°F | 33°F | 88°F 2002 | 19°F 1907 | 39% | 3% |
| Apr 19 | 56°F | 34°F | 89°F 1976 | 19°F 1905 | 39% | 2% |
| Apr 20 | 57°F | 34°F | 88°F 1976 | 14°F 1904 | 40% | 2% |
| Apr 21 | 57°F | 35°F | 83°F 2004 | 16°F 1904 | 40% | 2% |
| Apr 22 | 58°F | 35°F | 82°F 1985 | 19°F 1984 | 40% | 2% |
| Apr 23 | 58°F | 35°F | 84°F 1985 | 25°F 1911 | 41% | 2% |
| Apr 24 | 59°F | 36°F | 81°F 2001 | 15°F 1919 | 41% | 2% |
| Apr 25 | 59°F | 36°F | 84°F 1915 | 18°F 1988 | 41% | 1% |
| Apr 26 | 60°F | 36°F | 86°F 2009 | 16°F 1919 | 41% | 1% |
| Apr 27 | 60°F | 37°F | 88°F 1990 | 21°F 1919 | 42% | 1% |
| Apr 28 | 60°F | 37°F | 88°F 2009 | 21°F 1919 | 42% | 1% |
| Apr 29 | 61°F | 37°F | 87°F 1990 | 26°F 1912 | 42% | 1% |
| Apr 30 | 61°F | 38°F | 84°F 2024 | 24°F 1909 | 42% | 1% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (EDT).
- April 1
- sunrise 6:42 AM, sunset 7:25 PM
- April 30
- sunrise 5:57 AM, sunset 7:56 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00304731 (Liberty 1 Ne), public domain. Records: NOAA GHCN-Daily, station USC00304731, 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.