Frost Dates for Moscow, ID

Based on data from Moscow U Of I weather station, 2 miles away

Frost Dates

This location has year-round freezing temperatures.

46.73°N, -117.00°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 6a

Avg. annual minimum: −10 to −5°F (−23 to −21°C)

Learn more

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

Dsb Warm-Summer Continental (Dry Summer)

Warm, dry summers and cold, snowy winters. Common in mountain regions. Moderate growing season with irrigation needs in summer.

Köppen climate map

Temperature

20° 40° 60° 80°
30°
High: 37°F
Avg: 30°F
Low: 22°F
Jan
33°
High: 42°F
Avg: 33°F
Low: 24°F
Feb
39°
High: 50°F
Avg: 39°F
Low: 28°F
Mar
45°
High: 58°F
Avg: 45°F
Low: 32°F
Apr
53°
High: 67°F
Avg: 53°F
Low: 38°F
May
58°
High: 73°F
Avg: 58°F
Low: 42°F
Jun
65°
High: 84°F
Avg: 65°F
Low: 45°F
Jul
65°
High: 86°F
Avg: 65°F
Low: 45°F
Aug
58°
High: 76°F
Avg: 58°F
Low: 40°F
Sep
47°
High: 61°F
Avg: 47°F
Low: 33°F
Oct
36°
High: 45°F
Avg: 36°F
Low: 27°F
Nov
29°
High: 36°F
Avg: 29°F
Low: 22°F
Dec
32°F
28°F
Avg High Avg Temp Avg Low Light Frost (32°F) Hard Frost (28°F)

Precipitation

0" 2" 4" 4.2"
3.8"
3.81"
Jan
3.1"
3.15"
Feb
3.6"
3.63"
Mar
3.4"
3.35"
Apr
3.7"
3.71"
May
3.1"
3.13"
Jun
2.1"
2.09"
Jul
2.2"
2.22"
Aug
2.8"
2.82"
Sep
3.7"
3.69"
Oct
4.1"
4.06"
Nov
4.2"
4.20"
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec8.5h10h11.5h13.5h15h15.5h15.5h14h12.5h10.5h9h8.5h
Jan: 7:38 AM – 4:22 PM · 8h 45m
Feb: 6:58 AM – 5:02 PM · 10h 04m
Mar: 6:12 AM – 5:48 PM · 11h 36m
Apr: 5:19 AM – 6:41 PM · 13h 21m
May: 4:35 AM – 7:25 PM · 14h 50m
Jun: 4:11 AM – 7:49 PM · 15h 38m
Jul: 4:21 AM – 7:39 PM · 15h 18m
Aug: 4:60 AM – 7:00 PM · 14h 01m
Sep: 5:51 AM – 6:09 PM · 12h 19m
Oct: 6:41 AM – 5:19 PM · 10h 37m
Nov: 7:27 AM – 4:33 PM · 9h 07m
Dec: 7:49 AM – 4:11 PM · 8h 22m
Daylight Longest: 15h 39m · Shortest: 8h 21m

Nearby Stations

Pullman Moscow Rgnl AP, WA April 29 - October 2 Pullman 2 Nw, WA May 6 - September 29 Potlatch 3 Nne, ID May 15 - September 21 Lewiston Nez Perce Co AP, ID April 6 - October 26 Dworshak Fish Hatchery, ID April 20 - October 20 Pomeroy, WAMay 2 - October 4

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