Chinook, Montana Climate
United States
Pop. 1,228 Elev. 737 m / 2,418 ft
TZ: America/Denver (UTC-6) ·
Winters in Chinook are severe, with temperatures dropping to 3°F (-16°C) in February, while summers bring mild highs of 82°F (28°C) in August. Wind chill can push winter lows to -6°F (-21°C). Expect around 22 rainy days annually (14.5 in / 368 mm total), with snow on 5 days and 51 in (1283 mm) of annual accumulation. The city averages 146 sunny days per year.
| Temperature | 82°F (28°C) high | 3°F (-16°C) low |
| Feels like | 84°F (29°C) high | -6°F (-21°C) low |
| Rain | 22 days | 14.5 in (368 mm) /yr |
| Snow | 5 days | 50.5 in (1283 mm) /yr |
| Sky | 146 sunny | 16 stormy |
| Wind | 3.5 mph (1.6 m/s) avg |
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Explore on the MapMonthly Climate Chart
Best months to visit: Sep
Sky & Air by Month
Cloud cover (%)
58
Jan 60
Feb 65
Mar 47
Apr 50
May 45
Jun 46
Jul 40
Aug 27
Sep 39
Oct 53
Nov 65
Dec Humidity (%)
70
Jan 68
Feb 64
Mar 52
Apr 52
May 51
Jun 56
Jul 58
Aug 50
Sep 54
Oct 64
Nov 71
Dec Weather Days by Month
Cities with Similar Climate
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Nearby
Commercial airport 25 mi Havre City County Airport (HVR)
Ski resort 139 mi Showdown Montana
National park 60 mi Upper Missouri River Breaks National Monument
Mountain peak
(4,935 ft) 22 mi Lloyd Butte
Hospital 21 mi Northern Montana Health Care
Hiking trail 74 mi Highland Rotary Trail
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 29°F -2°C | 16°F -9°C | 0.0 in 1 mm | 11.2 in285 mm | 9 |
| February | 19°F -7°C | 3°F -16°C | 0.1 in 3 mm | 6.8 in172 mm | 9 |
| March | 50°F 10°C | 30°F -1°C | 0.4 in 11 mm | 3.7 in93 mm | 4 |
| April | 59°F 15°C | 34°F 1°C | 0.6 in 16 mm | 3.7 in93 mm | 14 |
| May | 71°F 21°C | 45°F 7°C | 1.9 in 49 mm | — | 15 |
| June | 76°F 25°C | 50°F 10°C | 2.9 in 74 mm | — | 15 |
| July | 82°F 28°C | 56°F 13°C | 3.3 in 83 mm | — | 12 |
| August | 82°F 28°C | 56°F 13°C | 3.1 in 80 mm | — | 17 |
| September | 79°F 26°C | 50°F 10°C | 0.1 in 2 mm | — | 19 |
| October | 59°F 15°C | 37°F 3°C | 0.3 in 8 mm | 0.0 in1 mm | 17 |
| November | 47°F 8°C | 28°F -2°C | 0.3 in 9 mm | 14.2 in361 mm | 9 |
| December | 35°F 2°C | 17°F -9°C | 1.3 in 33 mm | 10.9 in277 mm | 6 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 9 | 0 |
| February | 9 | 0 |
| March | 4 | 0 |
| April | 14 | 0 |
| May | 15 | 0 |
| June | 15 | 4 |
| July | 12 | 6 |
| August | 17 | 5 |
| September | 19 | 0 |
| October | 17 | 0 |
| November | 9 | 0 |
| December | 6 | 1 |