Climate Sun River - Montana
| JanJa | FebFe | MarMa | AprAp | MayMa | JunJu | |
|---|---|---|---|---|---|---|
| Average high in ºF Av. high Hi | 39 | 41 | 49 | 58 | 66 | 74 |
| Average low in ºF Av. low Lo | 15 | 16 | 22 | 30 | 38 | 46 |
| Av. precipitation in inch Av. precip. Pre. | 0.37 | 0.38 | 0.70 | 1.41 | 2.14 | 2.41 |
| Av. snowfall in inch Snowfall Sn | 5 | 3 | 5 | 3 | 1 | 0 |
| JulJu | AugAu | SepSe | OctOc | NovNo | DecDe | |
|---|---|---|---|---|---|---|
| Average high in ºF Av. high Hi | 83 | 82 | 71 | 60 | 46 | 37 |
| Average low in ºF Av. low Lo | 50 | 48 | 40 | 32 | 23 | 14 |
| Av. precipitation in inch Av. precip. Pre. | 1.32 | 1.42 | 1.22 | 0.74 | 0.47 | 0.37 |
| Av. snowfall in inch Snowfall Sn | 0 | 0 | 0 | 2 | 4 | 5 |
Sun River experiences a cold semi-arid climate, marked by very large seasonal temperature contrasts. Summers are warm and bring the most precipitation, though overall rainfall is low. Winters are cold, with regular snowfall. Precipitation is generally low, often arriving in brief showers.
Sun River Climate Graph - Montana Climate Chart
Daily normals Sun River - Montana - January
Day | High ºF | Low ºF | Prec/mo inch | Prec/yr inch | Snow/mo inch | Snow/yr inch |
|---|---|---|---|---|---|---|
| 1 Jan | 37.7 | 13.2 | 0.00 | 0.00 | 0.20 | 0.50 |
| 2 Jan | 37.8 | 13.3 | 0.04 | 0.04 | 0.31 | 0.80 |
| 3 Jan | 37.9 | 13.4 | 0.04 | 0.04 | 0.51 | 1.30 |
| 4 Jan | 38.0 | 13.5 | 0.04 | 0.04 | 0.71 | 1.80 |
| 5 Jan | 38.1 | 13.6 | 0.08 | 0.08 | 0.91 | 2.30 |
| 6 Jan | 38.2 | 13.7 | 0.08 | 0.08 | 0.98 | 2.50 |
| 7 Jan | 38.4 | 13.8 | 0.08 | 0.08 | 1.18 | 3.00 |
| 8 Jan | 38.5 | 13.9 | 0.12 | 0.12 | 1.30 | 3.30 |
| 9 Jan | 38.6 | 14.0 | 0.12 | 0.12 | 1.50 | 3.80 |
| 10 Jan | 38.7 | 14.1 | 0.12 | 0.12 | 1.69 | 4.30 |
| 11 Jan | 38.8 | 14.2 | 0.16 | 0.16 | 1.81 | 4.60 |
| 12 Jan | 38.9 | 14.3 | 0.16 | 0.16 | 2.01 | 5.10 |
| 13 Jan | 39.0 | 14.5 | 0.16 | 0.16 | 2.09 | 5.30 |
| 14 Jan | 39.0 | 14.6 | 0.20 | 0.20 | 2.28 | 5.80 |
| 15 Jan | 39.1 | 14.7 | 0.20 | 0.20 | 2.40 | 6.10 |
| 16 Jan | 39.2 | 14.8 | 0.20 | 0.20 | 2.60 | 6.60 |
| 17 Jan | 39.3 | 14.9 | 0.24 | 0.24 | 2.72 | 6.90 |
| 18 Jan | 39.3 | 15.0 | 0.24 | 0.24 | 2.91 | 7.40 |
| 19 Jan | 39.4 | 15.0 | 0.24 | 0.24 | 2.99 | 7.60 |
| 20 Jan | 39.4 | 15.1 | 0.24 | 0.24 | 3.19 | 8.10 |
| 21 Jan | 39.5 | 15.2 | 0.28 | 0.28 | 3.31 | 8.40 |
| 22 Jan | 39.5 | 15.2 | 0.28 | 0.28 | 3.50 | 8.90 |
| 23 Jan | 39.5 | 15.3 | 0.28 | 0.28 | 3.58 | 9.10 |
| 24 Jan | 39.6 | 15.4 | 0.31 | 0.31 | 3.82 | 9.70 |
| 25 Jan | 39.6 | 15.4 | 0.31 | 0.31 | 3.90 | 9.90 |
| 26 Jan | 39.6 | 15.4 | 0.31 | 0.31 | 4.09 | 10.40 |
| 27 Jan | 39.7 | 15.5 | 0.31 | 0.31 | 4.29 | 10.90 |
| 28 Jan | 39.7 | 15.5 | 0.35 | 0.35 | 4.41 | 11.20 |
| 29 Jan | 39.7 | 15.5 | 0.35 | 0.35 | 4.61 | 11.70 |
| 30 Jan | 39.8 | 15.5 | 0.35 | 0.35 | 4.69 | 11.90 |
| 31 Jan | 39.8 | 15.5 | 0.35 | 0.35 | 4.88 | 12.40 |
Weather history Sun River - June 2026
| Day | High ºF | Low ºF | Precip. inch | Snow inch | Snow d. inch |
|---|---|---|---|---|---|
| 01 Jun | 50.0 | 39.9 | 0.42 | - | - |
| 02 Jun | 51.1 | 41.0 | 0.00 | - | - |
| 03 Jun | 55.9 | 45.0 | 0.10 | - | - |
| 04 Jun | 68.0 | 46.9 | 0.02 | - | - |
| 05 Jun | 73.0 | 39.9 | 0.00 | - | - |
| 06 Jun | 79.0 | 48.9 | 0.00 | - | - |
| 07 Jun | 73.9 | 41.0 | 0.17 | - | - |
| 08 Jun | - | - | - | - | - |
| 09 Jun | 71.1 | 41.0 | 0.00 | - | - |
| 10 Jun | 70.0 | 45.0 | 0.00 | - | - |
| 11 Jun | - | - | - | - | - |
| 12 Jun | - | - | - | - | - |
| 13 Jun | 71.1 | 39.9 | 0.17 | - | - |
| 14 Jun | 64.9 | 36.0 | 0.00 | - | - |
| 15 Jun | 73.0 | 37.9 | 0.00 | - | - |
| 16 Jun | - | - | - | - | - |
| 17 Jun | - | - | - | - | - |
| 18 Jun | - | - | - | - | - |
| 19 Jun | - | - | - | - | - |
| 20 Jun | - | - | - | - | - |
| 21 Jun | - | - | - | - | - |
| 22 Jun | - | - | - | - | - |
| 23 Jun | - | - | - | - | - |
| 24 Jun | - | - | - | - | - |
| 25 Jun | - | - | - | - | - |
| 26 Jun | - | - | - | - | - |
| 27 Jun | - | - | - | - | - |
| 28 Jun | - | - | - | - | - |
| 29 Jun | - | - | - | - | - |
| 30 Jun | - | - | - | - | - |
Past weather Sun River
| Jun 26 | Normal | ||
|---|---|---|---|
| Average high temperature Av. high temp. | 66.8 ºF | 39 ºF | |
| Average low temperature Av. low temp. | 41.9 ºF | 15 ºF | |
| Total precipitation Total precip. | 0.88 inch | 0.37 inch | |
| Total snowfall Total snowfall | - inch | 5 inch | |
| Highest max temperature Highest max temp. | 79.0 ºF | - | |
| Lowest max temperature Lowest max temp. | 50.0 ºF | - | |
| Highest min temperature Highest min temp. | 48.9 ºF | - | |
| Lowest min temperature Lowest min temp. | 36.0 ºF | - | |
Past weather June 2026 incomplete - Missing data
Geo Sun River - Montana
| Country | United States | |
|---|---|---|
| State | Montana | |
| County | Cascade | |
| City | Sun River | |
| Zip Code | 59483 | |
| Longitude | -111.73 dec. degr. | |
| Latitude | 47.53 dec. degr. | |
| Altitude - Elevation | 3389ft | |
| ICAO | - | |
| IATA | - |
Date and Time Sun River - Montana
| Local Time | 11:16 PM | |
|---|---|---|
| Sunrise | 05:27 AM | |
| Sunset | 09:28 PM | |
| Day/Night | Night | |
| Timezone | Denver -7:00 | |
| Timezone DB | America - Denver |
Map of Sun River - Montana
USGS National Map — Open interactive map
Sun River weather averages
| Annual high temperature | 59ºF |
| Annual low temperature | 31ºF |
| Average annual precip. | 12.95 inch |
| Av. annual snowfall | 28 inch |
Station Data
Monthly averages Sun River
Longitude: -111.73, Latitude: 47.53
Average weather Sun River, MT - 59483
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, ...