Big Sky, Montana Climate
United States
Pop. 2,308 Elev. 2,202 m / 7,225 ft
TZ: America/Denver (UTC-6) ·
Big Sky experiences a wide climate range, from bitterly cold winters of 7°F (-14°C) in January to mild summers reaching 73°F (23°C) in July. Precipitation occurs on roughly 16 days per year (12.5 in / 319 mm total), with snow on 34 days and 183 in (4646 mm) of annual accumulation. The city averages 125 sunny days per year. Nearby lake water reaches 56°F (13°C) in summer.
| Temperature | 73°F (23°C) high | 7°F (-14°C) low |
| Feels like | 5°F (-15°C) low | |
| Rain | 16 days | 12.5 in (319 mm) /yr |
| Snow | 34 days | 182.9 in (4646 mm) /yr |
| Sky | 125 sunny | 18 stormy |
| Wind | 2.6 mph (1.2 m/s) avg |
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Explore on the MapMonthly Climate Chart
Sky & Air by Month
Cloud cover (%)
60
Jan 71
Feb 68
Mar 58
Apr 52
May 46
Jun 37
Jul 42
Aug 39
Sep 50
Oct 63
Nov 71
Dec Humidity (%)
78
Jan 76
Feb 68
Mar 67
Apr 70
May 58
Jun 52
Jul 53
Aug 56
Sep 70
Oct 73
Nov 79
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 36 mi Bozeman Yellowstone International Airport (BZN)
Ski resort 2 mi Big Sky Resort
National park 89 mi John D. Rockefeller, Jr. Memorial Parkway
Mountain peak
(8,091 ft) 1 mi Flatiron Mountain
Hospital 4 mi Bozeman Health
Hiking trail 38 mi Beaver Ponds Trail
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 19°F -7°C | 7°F -14°C | 0.0 in 0 mm | 22.3 in566 mm | 7 |
| February | 26°F -3°C | 11°F -11°C | 0.0 in 1 mm | 28.6 in727 mm | 4 |
| March | 38°F 3°C | 22°F -5°C | 0.2 in 5 mm | 23.1 in586 mm | 4 |
| April | 42°F 5°C | 23°F -5°C | 0.9 in 23 mm | 22.5 in572 mm | 9 |
| May | 52°F 11°C | 31°F -1°C | 1.6 in 42 mm | 18.1 in461 mm | 12 |
| June | 65°F 18°C | 38°F 3°C | 2.1 in 52 mm | 3.8 in96 mm | 13 |
| July | 73°F 23°C | 45°F 7°C | 2.3 in 58 mm | — | 19 |
| August | 71°F 21°C | 44°F 7°C | 1.7 in 44 mm | — | 16 |
| September | 65°F 19°C | 39°F 4°C | 1.6 in 41 mm | — | 18 |
| October | 45°F 7°C | 25°F -4°C | 1.3 in 34 mm | 17.8 in452 mm | 13 |
| November | 38°F 4°C | 23°F -5°C | 0.3 in 9 mm | 9.4 in240 mm | 5 |
| December | 32°F 0°C | 18°F -8°C | 0.4 in 10 mm | 37.2 in946 mm | 5 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 7 | 0 |
| February | 4 | 0 |
| March | 4 | 0 |
| April | 9 | 2 |
| May | 12 | 2 |
| June | 13 | 2 |
| July | 19 | 3 |
| August | 16 | 2 |
| September | 18 | 2 |
| October | 13 | 2 |
| November | 5 | 0 |
| December | 5 | 3 |
Water Temperatures Data
↑ See chart| Month | Lake Avg High |
|---|---|
| January | 32°F 0°C |
| February | 32°F 0°C |
| March | 32°F 0°C |
| April | 32°F 0°C |
| May | 34°F 1°C |
| June | 39°F 4°C |
| July | 47°F 8°C |
| August | 55°F 13°C |
| September | 56°F 13°C |
| October | 48°F 9°C |
| November | 41°F 5°C |
| December | 35°F 2°C |