Shell Rock climate

Shell Rock Weather in April

NOAA 1991-2020 normals for Allison, 18.5 km from Shell Rock

Average highs run from 52°F on April 1 to 64°F on April 30, and lows from 31°F to 42°F. Normal precipitation for the month is 3.81 in over about 9 wet days.

April day by day

The normal high and low for each date, and the record, in °F.

Normal daily high and low temperature at Shell Rock, in °F, with the record for each date.-250255075100125151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

April at a glance

Average high
59°F
Average low
36°F
Precipitation
3.81 in
Snowfall
1.7 in
Record high
100°FApr 22, 1980
Record low
-4°FApr 6, 1982
Chance of a freeze
99%
Daylight
12 h 45 min to 14 h 04 min
Cloud cover
65%
Humidity
74%
Dew point
38°F
Wind
12.8 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.

DateNormal highNormal lowRecord highRecord lowChance wetChance of snow
Apr 152°F31°F88°F 200315°F 202125%6%
Apr 253°F31°F83°F 200317°F 199226%6%
Apr 353°F31°F79°F 20169°F 197526%5%
Apr 454°F32°F82°F 20214°F 197526%5%
Apr 554°F32°F84°F 19919°F 198226%5%
Apr 655°F32°F88°F 1991-4°F 198227%5%
Apr 755°F33°F80°F 202012°F 197227%5%
Apr 856°F33°F80°F 20199°F 197228%5%
Apr 956°F33°F80°F 197711°F 200328%4%
Apr 1056°F34°F87°F 201117°F 201828%4%
Apr 1157°F34°F84°F 196816°F 200429%4%
Apr 1257°F35°F87°F 202319°F 201629%4%
Apr 1358°F35°F86°F 200618°F 195029%4%
Apr 1458°F35°F90°F 200319°F 195030%4%
Apr 1559°F36°F91°F 200219°F 202030%4%
Apr 1659°F36°F88°F 200219°F 202030%3%
Apr 1759°F36°F85°F 198520°F 202231%3%
Apr 1860°F37°F92°F 199420°F 198331%3%
Apr 1960°F37°F87°F 198520°F 198831%3%
Apr 2060°F38°F89°F 198721°F 201831%3%
Apr 2161°F38°F93°F 198020°F 202132%3%
Apr 2261°F38°F100°F 198020°F 198632%3%
Apr 2362°F39°F85°F 196022°F 196732%2%
Apr 2462°F39°F87°F 200920°F 195632%2%
Apr 2562°F40°F87°F 198624°F 202133%2%
Apr 2663°F40°F85°F 198625°F 200233%2%
Apr 2763°F40°F89°F 198127°F 195033%2%
Apr 2863°F41°F89°F 197025°F 195033%2%
Apr 2964°F41°F89°F 195225°F 195834%2%
Apr 3064°F42°F90°F 200726°F 195634%2%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Shell Rock, in percent, and of at least 0.1 inch of snowfall.0102030401102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (CDT).

April 1
sunrise 6:52 AM, sunset 7:37 PM
April 30
sunrise 6:06 AM, sunset 8:10 PM

Every day of April: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00130157 (Allison), public domain. Records: NOAA GHCN-Daily, station USW00094910, 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.