Rock Rapids Weather in April
Average highs run from 51°F on April 1 to 64°F on April 30, and lows from 29°F to 39°F. Normal precipitation for the month is 3.03 in over about 9 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
- 58°F
- Average low
- 34°F
- Precipitation
- 3.03 in
- Snowfall
- 3.5 in
- Record high
- 95°FApr 27, 1987
- Record low
- 3°FApr 3, 1936
- Chance of a freeze
- 100%
- Daylight
- 12 h 45 min to 14 h 07 min
- Cloud cover
- 64%
- Humidity
- 69%
- Dew point
- 35°F
- Wind
- 13.2 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 | 51°F | 29°F | 84°F 1963 | 4°F 1924 | 23% | 5% |
| Apr 2 | 52°F | 29°F | 91°F 2012 | 11°F 1908 | 23% | 5% |
| Apr 3 | 52°F | 29°F | 87°F 2012 | 3°F 1936 | 24% | 5% |
| Apr 4 | 53°F | 30°F | 84°F 1929 | 4°F 2018 | 24% | 5% |
| Apr 5 | 53°F | 30°F | 81°F 1912 | 5°F 2018 | 25% | 5% |
| Apr 6 | 54°F | 30°F | 87°F 1991 | 7°F 1982 | 25% | 5% |
| Apr 7 | 54°F | 31°F | 88°F 1991 | 10°F 1936 | 25% | 5% |
| Apr 8 | 55°F | 31°F | 89°F 1931 | 8°F 1997 | 26% | 5% |
| Apr 9 | 55°F | 31°F | 87°F 1988 | 13°F 1928 | 26% | 5% |
| Apr 10 | 56°F | 32°F | 89°F 1977 | 13°F 1997 | 27% | 4% |
| Apr 11 | 56°F | 32°F | 85°F 1968 | 13°F 1939 | 27% | 4% |
| Apr 12 | 57°F | 32°F | 85°F 1985 | 15°F 1957 | 28% | 4% |
| Apr 13 | 57°F | 33°F | 89°F 2023 | 14°F 2020 | 28% | 4% |
| Apr 14 | 57°F | 33°F | 91°F 1954 | 11°F 1928 | 29% | 4% |
| Apr 15 | 58°F | 34°F | 86°F 2003 | 14°F 1905 | 29% | 4% |
| Apr 16 | 58°F | 34°F | 92°F 2002 | 15°F 2014 | 29% | 4% |
| Apr 17 | 59°F | 34°F | 87°F 1946 | 18°F 1904 | 30% | 4% |
| Apr 18 | 59°F | 35°F | 88°F 2004 | 16°F 1953 | 30% | 3% |
| Apr 19 | 60°F | 35°F | 91°F 1985 | 17°F 1928 | 30% | 3% |
| Apr 20 | 60°F | 35°F | 88°F 1985 | 18°F 2013 | 31% | 3% |
| Apr 21 | 60°F | 36°F | 91°F 1980 | 17°F 1927 | 31% | 3% |
| Apr 22 | 61°F | 36°F | 94°F 1980 | 20°F 1927 | 31% | 3% |
| Apr 23 | 61°F | 37°F | 88°F 1980 | 19°F 2013 | 32% | 3% |
| Apr 24 | 62°F | 37°F | 89°F 2009 | 19°F 1918 | 32% | 3% |
| Apr 25 | 62°F | 37°F | 92°F 1962 | 21°F 1934 | 32% | 2% |
| Apr 26 | 62°F | 38°F | 90°F 1981 | 20°F 2022 | 33% | 2% |
| Apr 27 | 63°F | 38°F | 95°F 1987 | 21°F 1909 | 33% | 2% |
| Apr 28 | 63°F | 39°F | 90°F 1981 | 23°F 1926 | 33% | 2% |
| Apr 29 | 64°F | 39°F | 92°F 2004 | 22°F 1958 | 34% | 2% |
| Apr 30 | 64°F | 39°F | 93°F 2007 | 20°F 1956 | 34% | 2% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (CDT).
- April 1
- sunrise 7:06 AM, sunset 7:51 PM
- April 30
- sunrise 6:19 AM, sunset 8:26 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00137147 (Rock Rapids), public domain. Records: NOAA GHCN-Daily, station USC00137147, 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.