Climate Shelby - Montana
| JanJa | FebFe | MarMa | AprAp | MayMa | JunJu | |
|---|---|---|---|---|---|---|
| Average high in ºF Av. high Hi | 34 | 39 | 47 | 57 | 67 | 74 |
| Average low in ºF Av. low Lo | 8 | 13 | 20 | 29 | 39 | 46 |
| Av. precipitation in inch Av. precip. Pre. | 0.35 | 0.31 | 0.69 | 1.16 | 1.71 | 2.66 |
| JulJu | AugAu | SepSe | OctOc | NovNo | DecDe | |
|---|---|---|---|---|---|---|
| Average high in ºF Av. high Hi | 83 | 83 | 71 | 59 | 43 | 34 |
| Average low in ºF Av. low Lo | 51 | 49 | 40 | 30 | 19 | 10 |
| Av. precipitation in inch Av. precip. Pre. | 1.47 | 1.18 | 1.20 | 0.52 | 0.33 | 0.47 |
What is the average weather in Shelby, Montana?
Shelby experiences a cold semi-arid climate, marked by very large seasonal temperature contrasts. Summers are warm, while winters are cold due to the inland location. The area is dry overall, with precipitation generally low, though summers are somewhat wetter, occasionally bringing brief showers.
Shelby Climate Graph - Montana Climate Chart
Daily normals Shelby - Montana - January
Day | High ºF | Low ºF | Prec/mo inch | Prec/yr inch | Snow/mo inch | Snow/yr inch |
|---|---|---|---|---|---|---|
| 1 Jan | 30.9 | 5.7 | 0.02 | 0.02 | 0.30 | 0.30 |
| 2 Jan | 30.8 | 5.6 | 0.04 | 0.04 | 0.50 | 0.50 |
| 3 Jan | 30.8 | 5.5 | 0.05 | 0.05 | 0.80 | 0.80 |
| 4 Jan | 30.8 | 5.5 | 0.07 | 0.07 | 1.10 | 1.10 |
| 5 Jan | 30.8 | 5.4 | 0.09 | 0.09 | 1.30 | 1.30 |
| 6 Jan | 30.8 | 5.4 | 0.10 | 0.10 | 1.60 | 1.60 |
| 7 Jan | 30.8 | 5.4 | 0.12 | 0.12 | 1.90 | 1.90 |
| 8 Jan | 30.8 | 5.4 | 0.14 | 0.14 | 2.10 | 2.10 |
| 9 Jan | 30.8 | 5.4 | 0.16 | 0.16 | 2.40 | 2.40 |
| 10 Jan | 30.9 | 5.4 | 0.17 | 0.17 | 2.60 | 2.60 |
| 11 Jan | 30.9 | 5.5 | 0.19 | 0.19 | 2.90 | 2.90 |
| 12 Jan | 31.0 | 5.5 | 0.21 | 0.21 | 3.20 | 3.20 |
| 13 Jan | 31.0 | 5.6 | 0.23 | 0.23 | 3.50 | 3.50 |
| 14 Jan | 31.1 | 5.6 | 0.24 | 0.24 | 3.70 | 3.70 |
| 15 Jan | 31.1 | 5.7 | 0.26 | 0.26 | 3.90 | 3.90 |
| 16 Jan | 31.2 | 5.8 | 0.27 | 0.27 | 4.20 | 4.20 |
| 17 Jan | 31.3 | 5.9 | 0.29 | 0.29 | 4.40 | 4.40 |
| 18 Jan | 31.3 | 6.0 | 0.30 | 0.30 | 4.60 | 4.60 |
| 19 Jan | 31.4 | 6.1 | 0.31 | 0.31 | 4.80 | 4.80 |
| 20 Jan | 31.5 | 6.2 | 0.32 | 0.32 | 5.00 | 5.00 |
| 21 Jan | 31.6 | 6.3 | 0.34 | 0.34 | 5.20 | 5.20 |
| 22 Jan | 31.7 | 6.4 | 0.35 | 0.35 | 5.40 | 5.40 |
| 23 Jan | 31.8 | 6.6 | 0.36 | 0.36 | 5.60 | 5.60 |
| 24 Jan | 31.9 | 6.7 | 0.38 | 0.38 | 5.80 | 5.80 |
| 25 Jan | 32.0 | 6.8 | 0.39 | 0.39 | 6.00 | 6.00 |
| 26 Jan | 32.1 | 6.9 | 0.40 | 0.40 | 6.30 | 6.30 |
| 27 Jan | 32.2 | 7.1 | 0.41 | 0.41 | 6.50 | 6.50 |
| 28 Jan | 32.3 | 7.2 | 0.42 | 0.42 | 6.70 | 6.70 |
| 29 Jan | 32.4 | 7.3 | 0.44 | 0.44 | 6.90 | 6.90 |
| 30 Jan | 32.6 | 7.5 | 0.45 | 0.45 | 7.10 | 7.10 |
| 31 Jan | 32.7 | 7.6 | 0.46 | 0.46 | 7.30 | 7.30 |
Weather history Shelby - August 2026
| Day | High ºF | Low ºF | Precip. inch | Snow inch | Snow d. inch |
|---|---|---|---|---|---|
| 01 Aug | 93.0 | 55.0 | 0.00 | 0.00 | 0.0 |
| 02 Aug | 100.0 | 64.9 | 0.00 | 0.00 | 0.0 |
| 03 Aug | 78.1 | 46.9 | 0.00 | 0.00 | 0.0 |
| 04 Aug | 66.9 | 39.9 | 0.00 | 0.00 | 0.0 |
| 05 Aug | 77.0 | 46.9 | 0.00 | 0.00 | 0.0 |
| 06 Aug | 82.0 | 54.0 | 0.00 | 0.00 | 0.0 |
| 07 Aug | 75.0 | 46.9 | 0.00 | 0.00 | 0.0 |
| 08 Aug | 84.0 | 52.0 | 0.00 | 0.00 | 0.0 |
| 09 Aug | 80.1 | 50.0 | 0.00 | 0.00 | 0.0 |
| 10 Aug | 79.0 | 53.1 | 0.00 | 0.00 | 0.0 |
| 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 | - | - | - | - | - |
| 26 Aug | - | - | - | - | - |
| 27 Aug | - | - | - | - | - |
| 28 Aug | - | - | - | - | - |
| 29 Aug | - | - | - | - | - |
| 30 Aug | - | - | - | - | - |
| 31 Aug | - | - | - | - | - |
Past weather Shelby
| Aug 26 | Normal | ||
|---|---|---|---|
| Average high temperature Av. high temp. | 81.5 ºF | 34 ºF | |
| Average low temperature Av. low temp. | 51.0 ºF | 8 ºF | |
| Total precipitation Total precip. | 0.00 inch | 0.35 inch | |
| Total snowfall Total snowfall | 0.00 inch | 0 inch | |
| Highest max temperature Highest max temp. | 100.0 ºF | - | |
| Lowest max temperature Lowest max temp. | 66.9 ºF | - | |
| Highest min temperature Highest min temp. | 64.9 ºF | - | |
| Lowest min temperature Lowest min temp. | 39.9 ºF | - | |
Past weather August 2026 incomplete - Missing data
Geo Shelby - Montana
| Country | United States | |
|---|---|---|
| State | Montana | |
| County | - | |
| City | Shelby | |
| Zip Code | 59474 | |
| Longitude | -111.86 dec. degr. | |
| Latitude | 48.51 dec. degr. | |
| Altitude - Elevation | 3281ft | |
| ICAO | - | |
| IATA | - |
Date and Time Shelby - Montana
| Local Time | 10:04 PM | |
|---|---|---|
| Sunrise | 06:17 AM | |
| Sunset | 08:47 PM | |
| Day/Night | Night | |
| Timezone | Mountain Daylight Time | |
| Timezone DB | America - Denver |
Map of Shelby - Montana
USGS National Map — Open interactive map
Shelby weather averages
| Annual high temperature | 58ºF |
| Annual low temperature | 30ºF |
| Average annual precip. | 12.05 inch |
Station Data
Monthly averages Shelby
Longitude: -111.856, Latitude: 48.5067
Average weather Shelby, MT - 59474
Monthly: 1991-2020 normals
History: 2008-2026
Abbreviations
Average precipitation in : Av. precipitation in
Jan: January, Feb: February, ...Jan: January, Feb: February, ...Ja: January, Fe: February, ...