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National Weather Service
Weather Information for Gillette, Wyoming
  MAPMAP
Weather Forecast
Issued at 17:02  (Local time)  21 Sep  2018 
Date Temperature oC Weather
Minimum Maximum
22 Sep
( Sat ) 		7 29 Sunny
Sunny
23 Sep
( Sun ) 		9 25 Mostly Sunny
Mostly Sunny
24 Sep
( Mon ) 		7 15 Slight Chance Showers then Mostly Cloudy
Slight Chance Showers then Mostly Cloudy
25 Sep
( Tue ) 		3 16 Mostly Sunny
Mostly Sunny
26 Sep
( Wed ) 		3 18 Mostly Sunny then Mostly Sunny and Breezy
Mostly Sunny then Mostly Sunny and Breezy
27 Sep
( Thu ) 		2 17 Mostly Sunny
Mostly Sunny
28 Sep
( Fri ) 		3 18 Mostly Sunny
Mostly Sunny
>> Click here for temperatures in oF
 
Climatological Information
Month Mean Temperature oC Mean Total Rainfall (mm) Mean Number of Rain Days
Daily
Minimum		 Daily
Maximum
Jan -9.8 2.5 11.7 6.5
Feb -8.8 3.7 15.0 6.7
Mar -4.9 8.8 27.4 8.3
Apr -0.7 13.9 47.5 10.2
May 4.4 19.3 80.0 10.9
Jun 9.3 24.8 64.8 10.2
Jul 13.1 30.3 45.7 8.2
Aug 12.6 29.8 33.0 6.6
Sep 6.9 23.6 34.3 6.5
Oct 0.8 15.3 38.1 8.0
Nov -5.3 7.4 16.5 6.3
Dec -10.3 1.6 16.3 7.1
>> Click here for temperatures in oF

Remarks:
* Climatological information is based on monthly averages for the 30-year period 1981-2010.
* Attention: Please note that the averaging period for climatological information and the definition of "Mean Number of Precipitation/Rain Days" quoted in this web site may be different for different countries. Hence, care should be taken when city climatologies are compared.