Fremont County climate

Fremont County Weather in October

NOAA 1991-2020 normals for Riverton, 12.8 km from Fremont County

Average highs run from 66°F on October 1 to 51°F on October 31, and lows from 38°F to 25°F. Normal precipitation for the month is 0.83 in over about 6 wet days.

October day by day

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

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

October at a glance

Average high
58°F
Average low
32°F
Precipitation
0.83 in
Snowfall
4.4 in
Record high
84°FOct 1, 2005
Record low
-9°FOct 26, 2020
Chance of a freeze
100%
Daylight
11 h 43 min to 10 h 20 min
Cloud cover
53%
Humidity
53%
Dew point
25°F
Wind
8.9 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
Oct 166°F38°F84°F 200530°F 200219%4%
Oct 265°F38°F83°F 202427°F 199919%4%
Oct 365°F37°F82°F 201024°F 201719%4%
Oct 464°F37°F83°F 202427°F 201719%4%
Oct 564°F36°F77°F 199623°F 200919%4%
Oct 663°F36°F82°F 202018°F 200919%5%
Oct 763°F35°F77°F 202017°F 200019%5%
Oct 862°F35°F80°F 202019°F 200019%5%
Oct 962°F34°F82°F 200313°F 200918%5%
Oct 1061°F34°F80°F 20150°F 200918%5%
Oct 1160°F34°F79°F 199610°F 201918%5%
Oct 1260°F33°F77°F 199618°F 200818%6%
Oct 1359°F33°F78°F 199611°F 200817%6%
Oct 1459°F32°F77°F 201512°F 201817%6%
Oct 1558°F32°F74°F 201011°F 201817%6%
Oct 1658°F31°F77°F 202419°F 199917%6%
Oct 1757°F31°F74°F 200316°F 199916%6%
Oct 1857°F31°F77°F 200322°F 199616%7%
Oct 1956°F30°F72°F 202323°F 199916%7%
Oct 2056°F30°F76°F 200321°F 199616%7%
Oct 2155°F29°F78°F 200315°F 199615%7%
Oct 2255°F29°F73°F 200318°F 200615%7%
Oct 2354°F29°F73°F 200310°F 202015%7%
Oct 2454°F28°F68°F 20119°F 202015%8%
Oct 2554°F28°F71°F 2017-8°F 202015%8%
Oct 2653°F27°F69°F 1999-9°F 202014%8%
Oct 2753°F27°F69°F 20163°F 202014%8%
Oct 2852°F27°F69°F 20011°F 201914%8%
Oct 2952°F26°F66°F 2012-6°F 201914%8%
Oct 3051°F26°F65°F 2008-9°F 201914%9%
Oct 3151°F25°F69°F 19992°F 201914%9%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Fremont County, in percent, and of at least 0.1 inch of snowfall.051015201102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (MDT).

October 1
sunrise 7:12 AM, sunset 6:55 PM
October 31
sunrise 7:48 AM, sunset 6:08 PM

Every day of October: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USW00024061 (Riverton), public domain. Records: NOAA GHCN-Daily, station USW00024061, 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.