Glenrock climate

Glenrock Weather in April

NOAA 1991-2020 normals for Casper 1SW, 33.6 km from Glenrock

Average highs run from 55°F on April 1 to 58°F on April 30, and lows from 30°F to 33°F. Normal precipitation for the month is 1.78 in.

April day by day

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

Normal daily high and low temperature at Glenrock, in °F, with the record for each date.-20020406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

April at a glance

Average high
56°F
Average low
31°F
Precipitation
1.78 in
Record high
87°FApr 24, 2012
Record low
-7°FApr 3, 2020
Chance of a freeze
100%
Daylight
12 h 45 min to 14 h 04 min
Cloud cover
66%
Humidity
57%
Dew point
26°F
Wind
11.4 mph

Every day of the month

A wet day has at least 0.01 inch of precipitation.

DateNormal highNormal lowRecord highRecord lowChance wet
Apr 155°F30°F80°F 20123°F 2008
Apr 255°F30°F77°F 2011-3°F 2020
Apr 355°F30°F75°F 2021-7°F 2020
Apr 455°F30°F78°F 202117°F 2023
Apr 555°F30°F77°F 20066°F 2023
Apr 655°F30°F74°F 20027°F 2023
Apr 755°F30°F77°F 20057°F 2023
Apr 855°F31°F71°F 202514°F 2013
Apr 955°F31°F75°F 201411°F 2013
Apr 1055°F31°F72°F 20064°F 2013
Apr 1155°F31°F81°F 20256°F 2013
Apr 1255°F31°F79°F 200310°F 2004
Apr 1355°F31°F79°F 20034°F 2020
Apr 1456°F31°F81°F 20157°F 2020
Apr 1556°F31°F76°F 200818°F 2022
Apr 1656°F31°F77°F 202510°F 2000
Apr 1756°F31°F80°F 200513°F 2020
Apr 1856°F31°F80°F 200115°F 2013
Apr 1956°F31°F78°F 200812°F 2021
Apr 2056°F31°F80°F 201911°F 2021
Apr 2156°F32°F84°F 202617°F 2008
Apr 2256°F32°F80°F 202619°F 2013
Apr 2357°F32°F85°F 201213°F 2013
Apr 2457°F32°F87°F 201220°F 2013
Apr 2557°F32°F77°F 201214°F 2018
Apr 2657°F32°F82°F 201221°F 2017
Apr 2757°F33°F78°F 202520°F 2008
Apr 2858°F33°F80°F 200721°F 2017
Apr 2958°F33°F81°F 200715°F 2005
Apr 3058°F33°F84°F 202021°F 2017

Chance of rain

Sunrise and sunset

Times for 2026, local time (MDT).

April 1
sunrise 6:45 AM, sunset 7:30 PM
April 30
sunrise 5:59 AM, sunset 8:03 PM

Every day of April: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00481572 (Casper 1SW), public domain. Records: NOAA GHCN-Daily, station USW00094057, 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.