Climate Casper - Wyoming
| JanJa | FebFe | MarMa | AprAp | MayMa | JunJu | |
|---|---|---|---|---|---|---|
| Average high in ºF Av. high Hi | 35 | 38 | 48 | 57 | 67 | 79 |
| Average low in ºF Av. low Lo | 14 | 16 | 22 | 29 | 37 | 46 |
| Av. precipitation in inch Av. precip. Pre. | 0.51 | 0.57 | 0.82 | 1.29 | 2.02 | 1.61 |
| Av. snowfall in inch Snowfall Sn | 9 | 10 | 11 | 12 | 3 | 0 |
| JulJu | AugAu | SepSe | OctOc | NovNo | DecDe | |
|---|---|---|---|---|---|---|
| Average high in ºF Av. high Hi | 88 | 86 | 74 | 59 | 45 | 34 |
| Average low in ºF Av. low Lo | 53 | 51 | 41 | 31 | 22 | 13 |
| Av. precipitation in inch Av. precip. Pre. | 1.41 | 0.85 | 1.08 | 1.11 | 0.76 | 0.49 |
| Av. snowfall in inch Snowfall Sn | 0 | 0 | 2 | 7 | 10 | 11 |
What is the average weather in Casper, Wyoming?
Casper experiences a humid continental climate, marked by very large seasonal temperature contrasts. Summers are warm, while winters are cold and bring very snowy conditions. The area is dry overall, with precipitation spread relatively evenly throughout the year, though spring tends to be wetter and winter is the driest season.
Casper Climate Graph - Wyoming Climate Chart
Daily normals Casper - Wyoming - January
Day | High ºF | Low ºF | Prec/mo inch | Prec/yr inch | Snow/mo inch | Snow/yr inch |
|---|---|---|---|---|---|---|
| 1 Jan | 34.1 | 14.4 | 0.02 | 0.02 | 3.00 | 7.62 |
| 2 Jan | 34.2 | 14.5 | 0.03 | 0.03 | 6.00 | 15.24 |
| 3 Jan | 34.3 | 14.5 | 0.05 | 0.05 | 9.00 | 22.86 |
| 4 Jan | 34.5 | 14.6 | 0.07 | 0.07 | 12.00 | 30.48 |
| 5 Jan | 34.6 | 14.7 | 0.08 | 0.08 | 15.00 | 38.10 |
| 6 Jan | 34.7 | 14.8 | 0.10 | 0.10 | 18.00 | 45.72 |
| 7 Jan | 34.8 | 14.9 | 0.12 | 0.12 | 21.00 | 53.34 |
| 8 Jan | 34.9 | 14.9 | 0.13 | 0.13 | 24.00 | 60.96 |
| 9 Jan | 35.0 | 15.0 | 0.15 | 0.15 | 27.00 | 68.58 |
| 10 Jan | 35.1 | 15.1 | 0.16 | 0.16 | 29.00 | 73.66 |
| 11 Jan | 35.2 | 15.1 | 0.18 | 0.18 | 32.00 | 81.28 |
| 12 Jan | 35.2 | 15.2 | 0.20 | 0.20 | 35.00 | 88.90 |
| 13 Jan | 35.3 | 15.2 | 0.21 | 0.21 | 37.00 | 93.98 |
| 14 Jan | 35.4 | 15.2 | 0.23 | 0.23 | 40.00 | 101.60 |
| 15 Jan | 35.4 | 15.3 | 0.24 | 0.24 | 43.00 | 109.22 |
| 16 Jan | 35.5 | 15.3 | 0.26 | 0.26 | 46.00 | 116.84 |
| 17 Jan | 35.5 | 15.3 | 0.27 | 0.27 | 48.00 | 121.92 |
| 18 Jan | 35.5 | 15.3 | 0.29 | 0.29 | 51.00 | 129.54 |
| 19 Jan | 35.5 | 15.3 | 0.30 | 0.30 | 54.00 | 137.16 |
| 20 Jan | 35.6 | 15.3 | 0.32 | 0.32 | 57.00 | 144.78 |
| 21 Jan | 35.6 | 15.2 | 0.33 | 0.33 | 60.00 | 152.40 |
| 22 Jan | 35.6 | 15.2 | 0.35 | 0.35 | 63.00 | 160.02 |
| 23 Jan | 35.6 | 15.2 | 0.36 | 0.36 | 66.00 | 167.64 |
| 24 Jan | 35.6 | 15.1 | 0.38 | 0.38 | 69.00 | 175.26 |
| 25 Jan | 35.6 | 15.1 | 0.40 | 0.40 | 72.00 | 182.88 |
| 26 Jan | 35.6 | 15.0 | 0.41 | 0.41 | 75.00 | 190.50 |
| 27 Jan | 35.5 | 15.0 | 0.43 | 0.43 | 78.00 | 198.12 |
| 28 Jan | 35.5 | 14.9 | 0.44 | 0.44 | 81.00 | 205.74 |
| 29 Jan | 35.5 | 14.9 | 0.46 | 0.46 | 84.00 | 213.36 |
| 30 Jan | 35.5 | 14.8 | 0.47 | 0.47 | 87.00 | 220.98 |
| 31 Jan | 35.6 | 14.7 | 0.49 | 0.49 | 90.00 | 228.60 |
Weather history Casper - August 2026
| Day | High ºF | Low ºF | Precip. inch | Snow inch | Snow d. inch |
|---|---|---|---|---|---|
| 01 Aug | 99.0 | 50.0 | 0.00 | 0.00 | 0.0 |
| 02 Aug | - | - | - | - | - |
| 03 Aug | - | - | - | - | - |
| 04 Aug | - | - | - | - | - |
| 05 Aug | - | - | - | - | - |
| 06 Aug | - | - | - | - | - |
| 07 Aug | - | - | - | - | - |
| 08 Aug | - | - | - | - | - |
| 09 Aug | - | - | - | - | - |
| 10 Aug | - | - | - | - | - |
| 11 Aug | - | - | - | - | - |
| 12 Aug | - | - | - | - | - |
| 13 Aug | - | - | - | - | - |
| 14 Aug | - | - | - | - | - |
| 15 Aug | - | - | - | - | - |
| 16 Aug | - | - | - | - | - |
| 17 Aug | - | - | - | - | - |
| 18 Aug | - | - | - | - | - |
| 19 Aug | - | - | - | - | - |
| 20 Aug | - | - | - | - | - |
| 21 Aug | - | - | - | - | - |
| 22 Aug | - | - | - | - | - |
| 23 Aug | - | - | - | - | - |
| 24 Aug | - | - | - | - | - |
| 25 Aug | - | - | - | - | - |
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| 27 Aug | - | - | - | - | - |
| 28 Aug | - | - | - | - | - |
| 29 Aug | - | - | - | - | - |
| 30 Aug | - | - | - | - | - |
| 31 Aug | - | - | - | - | - |
Past weather Casper
| Aug 26 | Normal | ||
|---|---|---|---|
| Average high temperature Av. high temp. | 99.0 ºF | 35 ºF | |
| Average low temperature Av. low temp. | 50.0 ºF | 14 ºF | |
| Total precipitation Total precip. | 0.00 inch | 0.51 inch | |
| Total snowfall Total snowfall | 0.00 inch | 9 inch | |
| Highest max temperature Highest max temp. | 99.0 ºF | - | |
| Lowest max temperature Lowest max temp. | 99.0 ºF | - | |
| Highest min temperature Highest min temp. | 50.0 ºF | - | |
| Lowest min temperature Lowest min temp. | 50.0 ºF | - | |
Past weather August 2026 incomplete - Missing data
Geo Casper - Wyoming
| Country | United States | |
|---|---|---|
| State | Wyoming | |
| County | Natrona | |
| City | Casper | |
| Zip Code | 82601 | |
| Longitude | -106.31 dec. degr. | |
| Latitude | 42.87 dec. degr. | |
| Altitude - Elevation | 5105ft | |
| ICAO | - | |
| IATA | - |
Date and Time Casper - Wyoming
| Local Time | 03:12 AM | |
|---|---|---|
| Sunrise | 05:59 AM | |
| Sunset | 08:22 PM | |
| Day/Night | Night | |
| Timezone | Mountain Daylight Time | |
| Timezone DB | America - Denver |
Map of Casper - Wyoming
USGS National Map — Open interactive map
Casper weather averages
| Annual high temperature | 59ºF |
| Annual low temperature | 31ºF |
| Average annual precip. | 12.52 inch |
| Av. annual snowfall | 75 inch |
Station Data
Monthly averages Casper
Longitude: -106.313, Latitude: 42.8666
Average weather Casper, WY - 82601
Monthly: 1991-2020 normals
History: 2007-2026
Abbreviations
Average precipitation in : Av. precipitation in
Jan: January, Feb: February, ...Jan: January, Feb: February, ...Ja: January, Fe: February, ...