Glenrock climate

Glenrock Weather in October

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

Average highs run from 67°F on October 1 to 55°F on October 31, and lows from 40°F to 29°F. Normal precipitation for the month is 1.68 in.

October 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.-250255075100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

October at a glance

Average high
60°F
Average low
34°F
Precipitation
1.68 in
Record high
89°FOct 1, 2011
Record low
-15°FOct 26, 2020
Chance of a freeze
99%
Daylight
11 h 43 min to 10 h 20 min
Cloud cover
57%
Humidity
54%
Dew point
27°F
Wind
11.6 mph

Every day of the month

A wet day has at least 0.01 inch of precipitation.

DateNormal highNormal lowRecord highRecord lowChance wet
Oct 167°F40°F89°F 201128°F 2003
Oct 266°F40°F86°F 201127°F 2019
Oct 366°F39°F87°F 202521°F 2009
Oct 465°F39°F87°F 202421°F 1999
Oct 565°F38°F83°F 202125°F 2000
Oct 664°F38°F84°F 202020°F 2012
Oct 764°F38°F82°F 201017°F 2012
Oct 863°F37°F85°F 202021°F 2000
Oct 963°F37°F85°F 200314°F 2009
Oct 1062°F36°F86°F 20157°F 2009
Oct 1162°F36°F83°F 199917°F 2009
Oct 1261°F36°F77°F 201516°F 2019
Oct 1361°F35°F79°F 201517°F 2002
Oct 1461°F35°F82°F 201615°F 2018
Oct 1560°F34°F82°F 201412°F 2018
Oct 1660°F34°F81°F 202416°F 1999
Oct 1759°F34°F80°F 200311°F 1999
Oct 1859°F33°F80°F 200319°F 2006
Oct 1959°F33°F82°F 200320°F 2002
Oct 2058°F33°F79°F 201416°F 2016
Oct 2158°F32°F81°F 200323°F 2019
Oct 2258°F32°F80°F 200313°F 2020
Oct 2357°F32°F83°F 20030°F 2020
Oct 2457°F31°F79°F 201413°F 2020
Oct 2557°F31°F81°F 2014-10°F 2020
Oct 2656°F31°F75°F 1999-15°F 2020
Oct 2756°F30°F81°F 2016-6°F 2020
Oct 2856°F30°F77°F 2016-13°F 2019
Oct 2955°F30°F76°F 2008-9°F 2019
Oct 3055°F30°F72°F 2001-11°F 2019
Oct 3155°F29°F75°F 19994°F 2002

Chance of rain

Sunrise and sunset

Times for 2026, local time (MDT).

October 1
sunrise 7:01 AM, sunset 6:44 PM
October 31
sunrise 7:37 AM, sunset 5:57 PM

Every day of October: 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.