Fallon County climate

Fallon County Weather in October

NOAA 1991-2020 normals for Plevna, 12 km from Fallon County

Average highs run from 67°F on October 1 to 50°F on October 31, and lows from 38°F to 25°F. Normal precipitation for the month is 1.16 in over about 8 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 Fallon County, in °F, with the record for each date.-250255075100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

October at a glance

Average high
58°F
Average low
31°F
Precipitation
1.16 in
Snowfall
2.0 in
Record high
91°FOct 1, 2011
Record low
-10°FOct 31, 2023
Chance of a freeze
100%
Daylight
11 h 41 min to 10 h 06 min
Cloud cover
62%
Humidity
62%
Dew point
31°F
Wind
12.3 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 167°F38°F91°F 201125°F 202026%2%
Oct 266°F38°F87°F 201124°F 200427%2%
Oct 366°F37°F89°F 202522°F 201827%2%
Oct 465°F37°F91°F 201121°F 201827%2%
Oct 565°F36°F89°F 202115°F 200527%2%
Oct 664°F36°F90°F 20216°F 200527%2%
Oct 763°F35°F85°F 200313°F 200027%3%
Oct 863°F35°F82°F 201019°F 200026%3%
Oct 962°F35°F84°F 200320°F 200826%3%
Oct 1062°F34°F86°F 201520°F 200926%3%
Oct 1161°F34°F79°F 202517°F 201826%3%
Oct 1260°F33°F73°F 201217°F 200626%3%
Oct 1360°F33°F74°F 199919°F 200626%4%
Oct 1459°F32°F75°F 202419°F 201826%4%
Oct 1559°F32°F77°F 201019°F 201826%4%
Oct 1658°F31°F80°F 202420°F 199925%4%
Oct 1757°F31°F80°F 200319°F 202025%4%
Oct 1857°F30°F79°F 200016°F 202025%5%
Oct 1956°F30°F83°F 200319°F 200225%5%
Oct 2056°F29°F81°F 201723°F 201825%5%
Oct 2155°F29°F81°F 200320°F 200224%5%
Oct 2255°F29°F71°F 20037°F 202024%5%
Oct 2354°F28°F69°F 20030°F 202024%6%
Oct 2454°F28°F80°F 200712°F 202023%6%
Oct 2553°F27°F75°F 20173°F 202023%6%
Oct 2652°F27°F71°F 1999-4°F 202023%6%
Oct 2752°F26°F74°F 20242°F 202323%6%
Oct 2851°F26°F68°F 20076°F 202322%7%
Oct 2951°F26°F73°F 20088°F 201922%7%
Oct 3051°F25°F69°F 2008-6°F 202322%7%
Oct 3150°F25°F77°F 1999-10°F 202321%7%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Fallon County, in percent, and of at least 0.1 inch of snowfall.01020301102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (MDT).

October 1
sunrise 6:56 AM, sunset 6:37 PM
October 31
sunrise 7:38 AM, sunset 5:44 PM

Every day of October: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00246601 (Plevna), public domain. Records: NOAA GHCN-Daily, station USW00094055, 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.