Frost Dates for Wise Rvr 3 Wnw, MT

Elevation: 1747 m

Frost Dates

This location has year-round freezing temperatures.

45.80°N, -112.99°W © OpenStreetMap

USDA Hardiness Zone iHardiness zones indicate which perennial plants can survive winter in your area. For annual vegetables, frost dates and growing season length matter more than hardiness zone.

Zone 4a

Avg. annual minimum: −30 to −25°F

Learn more

Köppen Climate iThe Köppen climate classification system categorizes climates based on temperature and precipitation patterns.

Dfc Subarctic

Short, cool summers and long, very cold winters. Growing seasons of 3–4 months require fast-maturing varieties. Root vegetables, potatoes, and cold-hardy greens are the most reliable.

Köppen climate map

Temperature

0° 20° 40° 60° 80°
20°
High: 31°F
Avg: 20°F
Low: 8°F
Jan
22°
High: 33°F
Avg: 22°F
Low: 10°F
Feb
29°
High: 43°F
Avg: 29°F
Low: 15°F
Mar
37°
High: 51°F
Avg: 37°F
Low: 22°F
Apr
45°
High: 61°F
Avg: 45°F
Low: 28°F
May
52°
High: 69°F
Avg: 52°F
Low: 35°F
Jun
58°
High: 79°F
Avg: 58°F
Low: 38°F
Jul
57°
High: 79°F
Avg: 57°F
Low: 36°F
Aug
50°
High: 70°F
Avg: 50°F
Low: 30°F
Sep
39°
High: 56°F
Avg: 39°F
Low: 23°F
Oct
27°
High: 39°F
Avg: 27°F
Low: 14°F
Nov
18°
High: 30°F
Avg: 18°F
Low: 7°F
Dec
32°F
28°F
Avg High Avg Temp Avg Low Light Frost (32°F) Hard Frost (28°F)

Precipitation

0" 1" 2" 2.9"
0.9"
0.93"
Jan
0.8"
0.84"
Feb
1.0"
1.01"
Mar
1.5"
1.53"
Apr
2.6"
2.64"
May
2.9"
2.89"
Jun
2.8"
2.79"
Jul
2.6"
2.57"
Aug
2.9"
2.89"
Sep
2.5"
2.52"
Oct
1.4"
1.39"
Nov
0.9"
0.93"
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec9h10h11.5h13.5h14.5h15.5h15h14h12.5h10.5h9h8.5h
Jan: 7:34 AM – 4:26 PM · 8h 51m
Feb: 6:56 AM – 5:04 PM · 10h 08m
Mar: 6:12 AM – 5:48 PM · 11h 37m
Apr: 5:21 AM – 6:39 PM · 13h 19m
May: 4:38 AM – 7:22 PM · 14h 44m
Jun: 4:15 AM – 7:45 PM · 15h 30m
Jul: 4:24 AM – 7:36 PM · 15h 11m
Aug: 5:02 AM – 6:58 PM · 13h 57m
Sep: 5:51 AM – 6:09 PM · 12h 18m
Oct: 6:40 AM – 5:20 PM · 10h 40m
Nov: 7:24 AM – 4:36 PM · 9h 13m
Dec: 7:45 AM – 4:15 PM · 8h 29m
Daylight Longest: 15h 32m · Shortest: 8h 28m

Nearby Stations

Divide, MTJune 10 - September 7 Anaconda, MTJune 1 - September 14 Glen 4 N, MT Wisdom, MT Butte Bert Mooney AP, MT June 13 - September 5 Jackson, MT

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