Snow in Meridian, Idaho Winter storm alerts · 7-day snow forecast · average snowfall
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Meridian averages 17.6 inches of snow a year. The snowiest month is December (5.6″), and snow usually falls from October through April. On about 6 days a year at least an inch falls. Snow covers the ground (1″+) on roughly 17 days of an average winter.
Average snowfall by month
Month
Snowfall
Days 1″+
Days with snow cover
Freezing nights
Avg. low
October
0.1″
<1
0
4
42°F
November
2.0″
1
2
16
32°F
December
5.6″
2
6
25
25°F
January
5.3″
2
6
26
26°F
February
3.3″
1
3
20
29°F
March
1.2″
1
1
11
35°F
April
0.1″
0
0
5
40°F
May
0″
0
0
1
48°F
Year
17.6″
6
17
108
NOAA NCEI U.S. Climate Normals 1991–2020 — snowfall at Boise Air Terminal (8 mi from the city center, +203 ft elevation difference). Averages smooth out big years: single winters can bring half or double the normal.
17.6 inches in an average year (NOAA U.S. Climate Normals 1991–2020, Boise Air Terminal station, 8 miles away). The snowiest month is December with 5.6 inches.
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How many freezing nights does Meridian have?
About 108 nights a year drop to 32 °F or below (NOAA 1991–2020); the coldest month, December, averages a low of 25 °F.