Gillette climate

Gillette Weather in October

NOAA 1991-2020 normals for Gillette 4SE, 5 km from Gillette

Average highs run from 67°F on October 1 to 53°F on October 31, and lows from 40°F to 29°F. Normal precipitation for the month is 1.57 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 Gillette, in °F, with the record for each date.-250255075100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

October at a glance

Average high
59°F
Average low
34°F
Precipitation
1.57 in
Snowfall
4.4 in
Record high
91°FOct 1, 2011
Record low
-10°FOct 25, 2020
Chance of a freeze
100%
Daylight
11 h 42 min to 10 h 15 min
Cloud cover
59%
Humidity
58%
Dew point
30°F
Wind
10.7 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°F40°F91°F 201126°F 202025%4%
Oct 266°F40°F87°F 201125°F 200925%4%
Oct 366°F40°F89°F 202521°F 200926%5%
Oct 465°F39°F89°F 201024°F 201726%5%
Oct 565°F39°F84°F 202115°F 200526%5%
Oct 664°F38°F83°F 202015°F 200026%5%
Oct 763°F38°F81°F 200315°F 200026%5%
Oct 863°F37°F87°F 202024°F 200026%6%
Oct 962°F37°F85°F 20037°F 200926%6%
Oct 1062°F37°F86°F 201514°F 200926%6%
Oct 1161°F36°F82°F 199911°F 201926%6%
Oct 1261°F36°F79°F 201215°F 200926%7%
Oct 1360°F35°F77°F 199913°F 200826%7%
Oct 1460°F35°F79°F 202417°F 201826%7%
Oct 1559°F35°F80°F 200522°F 201825%7%
Oct 1659°F34°F84°F 202420°F 199925%7%
Oct 1758°F34°F84°F 200324°F 200625%8%
Oct 1858°F34°F81°F 200320°F 200625%8%
Oct 1958°F33°F84°F 200328°F 200225%8%
Oct 2057°F33°F79°F 201426°F 199825%8%
Oct 2157°F32°F80°F 200324°F 201925%8%
Oct 2256°F32°F82°F 20039°F 200224%9%
Oct 2356°F32°F80°F 200311°F 202024%9%
Oct 2455°F31°F79°F 200711°F 202024%9%
Oct 2555°F31°F78°F 2017-10°F 202024%9%
Oct 2655°F31°F77°F 1999-2°F 202024%9%
Oct 2754°F30°F77°F 2016-2°F 202324%10%
Oct 2854°F30°F74°F 20165°F 201923%10%
Oct 2954°F30°F73°F 2008-4°F 201923%10%
Oct 3053°F29°F72°F 20010°F 200223%10%
Oct 3153°F29°F73°F 20087°F 200223%10%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Gillette, 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 7:00 AM, sunset 6:42 PM
October 31
sunrise 7:38 AM, sunset 5:53 PM

Every day of October: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00483855 (Gillette 4SE), public domain. Records: NOAA GHCN-Daily, station USW00094023, 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.