Johnson County Weather in April
Average highs run from 62°F on April 1 to 71°F on April 30, and lows from 35°F to 44°F. Normal precipitation for the month is 4.33 in over about 10 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
- 67°F
- Average low
- 39°F
- Precipitation
- 4.33 in
- Snowfall
- 0.1 in
- Record high
- 93°FApr 17, 1896
- Record low
- 20°FApr 5, 1944
- Chance of a freeze
- 98%
- Daylight
- 12 h 37 min to 13 h 40 min
- Cloud cover
- 64%
- Humidity
- 79%
- Dew point
- 44°F
- Wind
- 6.5 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 |
|---|---|---|---|---|---|---|
| Apr 1 | 62°F | 35°F | 81°F 1986 | 21°F 1987 | 32% | 1% |
| Apr 2 | 62°F | 35°F | 89°F 2010 | 24°F 1907 | 32% | 1% |
| Apr 3 | 63°F | 35°F | 83°F 1999 | 22°F 1902 | 32% | 1% |
| Apr 4 | 63°F | 36°F | 85°F 2011 | 21°F 2018 | 32% | 1% |
| Apr 5 | 64°F | 36°F | 87°F 2025 | 20°F 1944 | 32% | 1% |
| Apr 6 | 64°F | 36°F | 87°F 2025 | 21°F 1898 | 32% | 1% |
| Apr 7 | 64°F | 37°F | 83°F 1908 | 20°F 2007 | 32% | 1% |
| Apr 8 | 65°F | 37°F | 83°F 2015 | 20°F 2007 | 32% | 1% |
| Apr 9 | 65°F | 37°F | 83°F 1908 | 21°F 1990 | 32% | 1% |
| Apr 10 | 65°F | 37°F | 87°F 1995 | 22°F 1985 | 33% | 1% |
| Apr 11 | 66°F | 38°F | 86°F 2001 | 26°F 2012 | 33% | 1% |
| Apr 12 | 66°F | 38°F | 87°F 1896 | 28°F 2012 | 33% | 0% |
| Apr 13 | 66°F | 38°F | 86°F 1896 | 25°F 1900 | 33% | 0% |
| Apr 14 | 67°F | 39°F | 84°F 1896 | 27°F 1900 | 33% | 0% |
| Apr 15 | 67°F | 39°F | 84°F 1945 | 20°F 1907 | 33% | 0% |
| Apr 16 | 67°F | 39°F | 87°F 1896 | 26°F 1907 | 33% | 0% |
| Apr 17 | 68°F | 40°F | 93°F 1896 | 28°F 1983 | 33% | 0% |
| Apr 18 | 68°F | 40°F | 91°F 1896 | 26°F 1990 | 33% | 0% |
| Apr 19 | 68°F | 40°F | 91°F 1941 | 23°F 1983 | 33% | 0% |
| Apr 20 | 68°F | 41°F | 87°F 1896 | 24°F 1983 | 34% | 0% |
| Apr 21 | 69°F | 41°F | 86°F 2025 | 24°F 1983 | 34% | 0% |
| Apr 22 | 69°F | 41°F | 87°F 1944 | 24°F 2021 | 34% | 0% |
| Apr 23 | 69°F | 42°F | 87°F 1896 | 24°F 2021 | 34% | 0% |
| Apr 24 | 69°F | 42°F | 87°F 1908 | 28°F 1906 | 34% | 0% |
| Apr 25 | 70°F | 42°F | 88°F 1896 | 29°F 2021 | 35% | 0% |
| Apr 26 | 70°F | 43°F | 88°F 1984 | 31°F 1993 | 35% | 0% |
| Apr 27 | 70°F | 43°F | 89°F 1986 | 32°F 1993 | 35% | 0% |
| Apr 28 | 70°F | 43°F | 88°F 1896 | 31°F 1898 | 35% | 0% |
| Apr 29 | 71°F | 44°F | 90°F 1899 | 29°F 1992 | 35% | 0% |
| Apr 30 | 71°F | 44°F | 89°F 2017 | 30°F 1992 | 36% | 0% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (EDT).
- April 1
- sunrise 7:13 AM, sunset 7:50 PM
- April 30
- sunrise 6:35 AM, sunset 8:15 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00406292 (Mtn City 2), public domain. Records: NOAA GHCN-Daily, station USC00402806, 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.