Gillette, WY Weather

Gillette weather forecast

  • Temperature:36°F
  • Humidity:93%
  • Pressure:29.72inHg
  • Wind speed:21mph
  • Direction:
  • Gusts:n/a

Update from Gillette, WY on 16 Apr 3:53 AM EDT

Forecasted weather

Overnight

Chance Snow

32°F 30% POP

Wednesday

Chance Rain/Snow

40°F 50% POP

Wednesday Night

Slight Chc Snow

26°F 20% POP

Thursday

Slight Chc Rain/Snow

50°F 20% POP

Thursday Night

Partly Cloudy

31°F

Friday

Mostly Sunny

64°F

Friday Night

Slight Chc Showers

37°F 20% POP

Saturday

Mostly Sunny

60°F

Saturday Night

Mostly Clear

36°F

Sunday

Sunny

68°F

Sunday Night

Mostly Clear

39°F

Monday

Sunny

67°F

Monday Night

Partly Cloudy

42°F

Tuesday

Mostly Sunny

67°F

Gillette average temperature

MonthTemp. (min)Temp. (max)Temp. (avg)Precipitation
January-15°F63°F27°F0.3"
February-20°F64°F28°F0.4"
March-16°F81°F36°F0.6"
April6°F81°F43°F1.3"
May18°F92°F53°F2.7"
June30°F99°F63°F1.7"
July37°F107°F73°F1.2"
August38°F100°F70°F0.9"
September24°F95°F59°F0.9"
October7°F89°F44°F1.1"
November-9°F76°F37°F0.4"
December-22°F61°F24°F0.3"
In the event that the weather data was unavailable for this city, estimates based upon nearby cities were used.

The highest average temperature in Gillette is July at 73.4 degrees. The coldest average temperature in Gillette is December at 23.6 degrees. The most monthly precipitation in Gillette occurs in May with 2.7 inches. The Gillette weather information is based on the average of the previous 3-7 years of data.

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Gillette air quality index & pollution index

IndexGilletteWyomingNational
Air quality index183037
Pollution index105,234872,5706,623,939
In the event that the air quality/pollution data was unavailable for this city, estimates based upon nearby cities were used.
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The Gillette, WY air quality index is a median value which considers the most hazardous air pollutants. The Gillette, WY air quality index is 39.7% less than the Wyoming average and 51.4% less than the national average.

The Gillette, WY pollution index is the sum of the most hazardous air pollutants displayed in pounds. The Gillette, WY pollution index is 87.9% less than the Wyoming average and 98.4% less than the national average.

Air quality information

MeasurementTotal
Days measured262
Days with good air quality261
Days with moderate air quality1
Days w/ poor A.Q. for sensitive groups0
Days with unhealthy air quality0

Air pollution information

PollutantTotal
Arsenic0.000%
Benzene0.001%
Carbon Tetrachloride0.000%
Lead0.000%
Mercury0.000%

Average monthly Gillette temperature with heat index

Gillette monthly precipitation with daily maximum

Gillette monthly snow depth with daily maximum

Gillette monthly wind speed information

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Cities near Gillette, WY

CityMilesCityMiles
Gillette, WY0Sundance, WY56.6
Antelope Valley-Crestview, WY4.3Buffalo, WY59.3
Sleepy Hollow, WY5.2North Spearfish, SD81.5
Wright, WY36.5Spearfish, SD82.8
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