Cold steppe climate
Climate Gillette - Wyoming
Annual high59ºF
Annual low33ºF
Precipitation16.94 inch
| Month | HighºF | LowºF | Precipinch | Snowinch |
|---|---|---|---|---|
| Jan | 37 | 14 | 0.46 | 7 |
| Feb | 39 | 16 | 0.59 | 8 |
| Mar | 48 | 23 | 1.08 | 11 |
| Apr | 57 | 31 | 1.87 | 10 |
| May | 67 | 40 | 3.15 | 2 |
| Jun | 77 | 49 | 2.55 | 0 |
| Jul | 87 | 56 | 1.80 | 0 |
| Aug | 86 | 55 | 1.30 | 0 |
| Sep | 74 | 44 | 1.35 | 1 |
| Oct | 60 | 33 | 1.50 | 4 |
| Nov | 45 | 22 | 0.65 | 7 |
| Dec | 35 | 13 | 0.64 | 9 |
- JanHigh 37ºFLow 14ºFPrecip 0.46 inch
- FebHigh 39ºFLow 16ºFPrecip 0.59 inch
- MarHigh 48ºFLow 23ºFPrecip 1.08 inch
- AprHigh 57ºFLow 31ºFPrecip 1.87 inch
- MayHigh 67ºFLow 40ºFPrecip 3.15 inch
- JunHigh 77ºFLow 49ºFPrecip 2.55 inch
- JulHigh 87ºFLow 56ºFPrecip 1.80 inch
- AugHigh 86ºFLow 55ºFPrecip 1.30 inch
- SepHigh 74ºFLow 44ºFPrecip 1.35 inch
- OctHigh 60ºFLow 33ºFPrecip 1.50 inch
- NovHigh 45ºFLow 22ºFPrecip 0.65 inch
- DecHigh 35ºFLow 13ºFPrecip 0.64 inch
Climate summary
What is the average weather in Gillette, Wyoming?
Gillette experiences a cold semi-arid climate, marked by very strong seasonal temperature contrasts. Summers are warm, while winters are cold and bring significant snowfall. The area is dry overall, with generally low precipitation that is wetter in spring and driest during winter.
Gillette weather averages
Annual high59ºF
Annual low33ºF
Precipitation16.94 inch
Snowfall59 inch
Daily normals Gillette - Wyoming - January
| Day | HighºF | LowºF | Prec/ | Prec/ | Snow/ | Snow/ |
|---|---|---|---|---|---|---|
| Jan 1 | 35.3 | 15.2 | 0.02 | 0.02 | 0.30 | 0.30 |
| Jan 2 | 35.5 | 15.2 | 0.04 | 0.04 | 0.60 | 0.60 |
| Jan 3 | 35.6 | 15.3 | 0.06 | 0.06 | 0.80 | 0.80 |
| Jan 4 | 35.7 | 15.4 | 0.08 | 0.08 | 1.10 | 1.10 |
| Jan 5 | 35.8 | 15.4 | 0.10 | 0.10 | 1.40 | 1.40 |
| Jan 6 | 35.9 | 15.5 | 0.12 | 0.12 | 1.70 | 1.70 |
| Jan 7 | 36.0 | 15.5 | 0.14 | 0.14 | 1.90 | 1.90 |
| Jan 8 | 36.1 | 15.6 | 0.16 | 0.16 | 2.20 | 2.20 |
| Jan 9 | 36.2 | 15.7 | 0.18 | 0.18 | 2.50 | 2.50 |
| Jan 10 | 36.3 | 15.7 | 0.20 | 0.20 | 2.70 | 2.70 |
| Jan 11 | 36.3 | 15.8 | 0.21 | 0.21 | 3.00 | 3.00 |
| Jan 12 | 36.4 | 15.8 | 0.23 | 0.23 | 3.30 | 3.30 |
| Jan 13 | 36.4 | 15.9 | 0.25 | 0.25 | 3.50 | 3.50 |
| Jan 14 | 36.5 | 15.9 | 0.27 | 0.27 | 3.80 | 3.80 |
| Jan 15 | 36.5 | 16.0 | 0.29 | 0.29 | 4.00 | 4.00 |
| Jan 16 | 36.5 | 16.0 | 0.31 | 0.31 | 4.20 | 4.20 |
| Jan 17 | 36.6 | 16.0 | 0.32 | 0.32 | 4.50 | 4.50 |
| Jan 18 | 36.6 | 16.0 | 0.34 | 0.34 | 4.70 | 4.70 |
| Jan 19 | 36.5 | 16.0 | 0.36 | 0.36 | 5.00 | 5.00 |
| Jan 20 | 36.5 | 16.1 | 0.38 | 0.38 | 5.30 | 5.30 |
| Jan 21 | 36.5 | 16.1 | 0.40 | 0.40 | 5.50 | 5.50 |
| Jan 22 | 36.5 | 16.1 | 0.42 | 0.42 | 5.80 | 5.80 |
| Jan 23 | 36.4 | 16.0 | 0.44 | 0.44 | 6.10 | 6.10 |
| Jan 24 | 36.4 | 16.0 | 0.45 | 0.45 | 6.30 | 6.30 |
| Jan 25 | 36.3 | 16.0 | 0.47 | 0.47 | 6.60 | 6.60 |
| Jan 26 | 36.3 | 16.0 | 0.49 | 0.49 | 6.80 | 6.80 |
| Jan 27 | 36.2 | 16.0 | 0.51 | 0.51 | 7.10 | 7.10 |
| Jan 28 | 36.2 | 15.9 | 0.53 | 0.53 | 7.40 | 7.40 |
| Jan 29 | 36.1 | 15.9 | 0.55 | 0.55 | 7.70 | 7.70 |
| Jan 30 | 36.1 | 15.9 | 0.57 | 0.57 | 7.90 | 7.90 |
| Jan 31 | 36.0 | 15.9 | 0.59 | 0.59 | 8.20 | 8.20 |
Precipitation and snow add up through the month (/mo) and the year (/yr)
Weather history Gillette - October 2026
| Day | HighºF | LowºF | Precip.inch |
|---|---|---|---|
| Oct 1 | 75.0 | 60.1 | 0.00 |
| Oct 2 | 80.1 | 43.0 | 0.00 |
| Oct 3 | 80.1 | 43.0 | 0.00 |
| Oct 4 | – | – | – |
| Oct 5 | – | – | – |
| Oct 6 | – | – | – |
| Oct 7 | 79.0 | 43.0 | 0.00 |
| Oct 8 | 78.1 | 41.0 | 0.00 |
| Oct 9 | 86.0 | 44.1 | 0.00 |
| Oct 10 | 84.0 | 57.9 | T |
| Oct 11 | 73.0 | 39.9 | 0.03 |
| Oct 12 | 52.0 | 35.1 | 0.08 |
| Oct 13 | 46.0 | 36.0 | 0.03 |
| Oct 14 | 48.9 | 33.1 | 0.05 |
| Oct 15 | 50.0 | 39.0 | 0.15 |
| Oct 16 | 64.0 | 21.9 | 0.00 |
| Oct 17 | 81.0 | 36.0 | 0.00 |
| Oct 18 | 80.1 | 37.9 | 0.00 |
| Oct 19 | 68.0 | 41.0 | 0.00 |
| Oct 20 | 71.1 | 37.9 | 0.00 |
| Oct 21 | 71.1 | 35.1 | 0.00 |
| Oct 22 | 73.9 | 46.0 | 0.00 |
| Oct 23 | 72.0 | 50.0 | 0.00 |
| Oct 24 | 66.9 | 30.9 | 0.00 |
| Oct 25 | 46.0 | 34.0 | 0.00 |
| Oct 26 | 46.0 | 34.0 | 0.00 |
| Oct 27 | 60.1 | 32.0 | 0.00 |
| Oct 28 | 59.0 | 37.0 | 0.00 |
| Oct 29 | – | – | – |
| Oct 30 | – | – | – |
| Oct 31 | – | – | – |
The data for October 2026 is incomplete: some days or values are missing.
- –No data
- –Not yet observed or received
- TTrace, too small to measure
Observed extremes
- Highest max temperature86.0ºF · Oct 9
- Lowest max temperature46.0ºF · Oct 13
- Highest min temperature60.1ºF · Oct 1
- Lowest min temperature21.9ºF · Oct 16
Geo Gillette - Wyoming
Location
- Country
- United States
- State
- Wyoming
- County
- Campbell
- City
- Gillette
- Zip Code
- 82716
- Elevation
- 4334 ft
- Longitude
- -105.54
- Latitude
- 44.35
- ICAO
- –
- IATA
- –