Cold steppe climate
Climate Newcastle - Wyoming
Annual high61ºF
Annual low34ºF
Precipitation16.44 inch
| Month | HighºF | LowºF | Precipinch | Snowinch |
|---|---|---|---|---|
| Jan | 36 | 13 | 0.41 | 6 |
| Feb | 40 | 15 | 0.64 | 7 |
| Mar | 49 | 24 | 0.86 | 7 |
| Apr | 60 | 33 | 1.64 | 5 |
| May | 69 | 42 | 2.64 | 0 |
| Jun | 79 | 51 | 2.46 | 0 |
| Jul | 89 | 59 | 2.28 | 0 |
| Aug | 87 | 57 | 1.69 | 0 |
| Sep | 76 | 47 | 1.29 | 0 |
| Oct | 61 | 34 | 1.30 | 1 |
| Nov | 46 | 22 | 0.69 | 7 |
| Dec | 35 | 13 | 0.54 | 7 |
- JanHigh 36ºFLow 13ºFPrecip 0.41 inch
- FebHigh 40ºFLow 15ºFPrecip 0.64 inch
- MarHigh 49ºFLow 24ºFPrecip 0.86 inch
- AprHigh 60ºFLow 33ºFPrecip 1.64 inch
- MayHigh 69ºFLow 42ºFPrecip 2.64 inch
- JunHigh 79ºFLow 51ºFPrecip 2.46 inch
- JulHigh 89ºFLow 59ºFPrecip 2.28 inch
- AugHigh 87ºFLow 57ºFPrecip 1.69 inch
- SepHigh 76ºFLow 47ºFPrecip 1.29 inch
- OctHigh 61ºFLow 34ºFPrecip 1.30 inch
- NovHigh 46ºFLow 22ºFPrecip 0.69 inch
- DecHigh 35ºFLow 13ºFPrecip 0.54 inch
Climate summary
What is the average weather in Newcastle, Wyoming?
Newcastle experiences a cold semi-arid climate, marked by a very strong seasonal temperature contrast. Summers are hot, while winters are cold and bring significant snowfall. The area is dry overall, with low annual precipitation that is generally higher in summer, often arriving in brief showers.
Newcastle weather averages
Annual high61ºF
Annual low34ºF
Precipitation16.44 inch
Snowfall40 inch
Daily normals Newcastle - Wyoming - January
| Day | HighºF | LowºF | Prec/ | Prec/ | Snow/ | Snow/ |
|---|---|---|---|---|---|---|
| Jan 1 | 33.5 | 13.6 | 0.02 | 0.02 | 0.20 | 0.20 |
| Jan 2 | 33.6 | 13.7 | 0.04 | 0.04 | 0.50 | 0.50 |
| Jan 3 | 33.7 | 13.7 | 0.05 | 0.05 | 0.70 | 0.70 |
| Jan 4 | 33.7 | 13.8 | 0.07 | 0.07 | 0.90 | 0.90 |
| Jan 5 | 33.8 | 13.8 | 0.09 | 0.09 | 1.10 | 1.10 |
| Jan 6 | 33.9 | 13.9 | 0.11 | 0.11 | 1.40 | 1.40 |
| Jan 7 | 34.0 | 13.9 | 0.12 | 0.12 | 1.60 | 1.60 |
| Jan 8 | 34.1 | 14.0 | 0.14 | 0.14 | 1.80 | 1.80 |
| Jan 9 | 34.2 | 14.0 | 0.16 | 0.16 | 2.00 | 2.00 |
| Jan 10 | 34.3 | 14.1 | 0.17 | 0.17 | 2.20 | 2.20 |
| Jan 11 | 34.4 | 14.1 | 0.19 | 0.19 | 2.50 | 2.50 |
| Jan 12 | 34.4 | 14.2 | 0.21 | 0.21 | 2.70 | 2.70 |
| Jan 13 | 34.5 | 14.2 | 0.22 | 0.22 | 2.90 | 2.90 |
| Jan 14 | 34.6 | 14.3 | 0.24 | 0.24 | 3.10 | 3.10 |
| Jan 15 | 34.7 | 14.3 | 0.25 | 0.25 | 3.30 | 3.30 |
| Jan 16 | 34.7 | 14.3 | 0.27 | 0.27 | 3.50 | 3.50 |
| Jan 17 | 34.8 | 14.3 | 0.28 | 0.28 | 3.70 | 3.70 |
| Jan 18 | 34.8 | 14.4 | 0.30 | 0.30 | 3.90 | 3.90 |
| Jan 19 | 34.9 | 14.4 | 0.31 | 0.31 | 4.10 | 4.10 |
| Jan 20 | 35.0 | 14.4 | 0.33 | 0.33 | 4.30 | 4.30 |
| Jan 21 | 35.0 | 14.4 | 0.34 | 0.34 | 4.60 | 4.60 |
| Jan 22 | 35.0 | 14.4 | 0.36 | 0.36 | 4.80 | 4.80 |
| Jan 23 | 35.1 | 14.4 | 0.38 | 0.38 | 5.00 | 5.00 |
| Jan 24 | 35.1 | 14.4 | 0.39 | 0.39 | 5.20 | 5.20 |
| Jan 25 | 35.1 | 14.4 | 0.41 | 0.41 | 5.40 | 5.40 |
| Jan 26 | 35.2 | 14.4 | 0.42 | 0.42 | 5.60 | 5.60 |
| Jan 27 | 35.2 | 14.4 | 0.44 | 0.44 | 5.90 | 5.90 |
| Jan 28 | 35.3 | 14.5 | 0.46 | 0.46 | 6.10 | 6.10 |
| Jan 29 | 35.3 | 14.5 | 0.47 | 0.47 | 6.30 | 6.30 |
| Jan 30 | 35.3 | 14.5 | 0.49 | 0.49 | 6.60 | 6.60 |
| Jan 31 | 35.4 | 14.5 | 0.51 | 0.51 | 6.80 | 6.80 |
Precipitation and snow add up through the month (/mo) and the year (/yr)
Weather history Newcastle - November 2026
| Day | HighºF | LowºF | Precip.inch |
|---|---|---|---|
| Nov 1 | 66.0 | 42.1 | – |
| Nov 2 | 59.0 | 42.1 | 0.18 |
| Nov 3 | 42.1 | 28.9 | 0.02 |
| Nov 4 | 55.0 | 28.0 | 0.00 |
| Nov 5 | 55.9 | 30.0 | 0.00 |
| Nov 6 | 60.1 | 30.0 | 0.00 |
| Nov 7 | 61.0 | 32.0 | – |
| Nov 8 | 62.1 | 39.0 | – |
| Nov 9 | 64.9 | 37.9 | – |
| Nov 10 | 59.0 | 37.0 | 0.00 |
| Nov 11 | – | – | – |
| Nov 12 | – | – | – |
| Nov 13 | – | – | – |
| Nov 14 | – | – | – |
| Nov 15 | – | – | – |
| Nov 16 | – | – | – |
| Nov 17 | – | – | – |
| Nov 18 | – | – | – |
| Nov 19 | – | – | – |
| Nov 20 | – | – | – |
| Nov 21 | – | – | – |
| Nov 22 | – | – | – |
| Nov 23 | – | – | – |
| Nov 24 | – | – | – |
| Nov 25 | – | – | – |
| Nov 26 | – | – | – |
| Nov 27 | – | – | – |
| Nov 28 | – | – | – |
| Nov 29 | – | – | – |
| Nov 30 | – | – | – |
The data for November 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 temperature66.0ºF · Nov 1
- Lowest max temperature42.1ºF · Nov 3
- Highest min temperature42.1ºF · Nov 1
- Lowest min temperature28.0ºF · Nov 4
Geo Newcastle - Wyoming
Location
- Country
- United States
- State
- Wyoming
- County
- Weston
- City
- Newcastle
- Zip Code
- 82701
- Elevation
- 4144 ft
- Longitude
- -104.32
- Latitude
- 43.89
- ICAO
- –
- IATA
- –