Snow in Waterbury, Connecticut Winter storm alerts · 7-day snow forecast · average snowfall
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Waterbury averages 46.8 inches of snow a year. The snowiest month is February (13.7″), and snow usually falls from November through April. On about 14 days a year at least an inch falls, and about 1 day brings 10 inches or more. Snow covers the ground (1″+) on roughly 49 days of an average winter.
Average snowfall by month
Month
Snowfall
Days 1″+
Days with snow cover
Freezing nights
Avg. low
October
0″
0
0
5
42°F
November
1.5″
<1
1
16
32°F
December
8.6″
3
9
26
25°F
January
11.3″
4
15
28
19°F
February
13.7″
3
15
25
20°F
March
10.3″
3
9
21
28°F
April
1.4″
<1
1
8
38°F
May
0″
0
0
1
48°F
Year
46.8″
14
49
129
NOAA NCEI U.S. Climate Normals 1991–2020 — snowfall at Woodbury (9 mi from the city center, +374 ft elevation difference); temperatures at Meriden Markham Muni Airport. Averages smooth out big years: single winters can bring half or double the normal.
46.8 inches in an average year (NOAA U.S. Climate Normals 1991–2020, Woodbury station, 9 miles away). The snowiest month is February with 13.7 inches.
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How many freezing nights does Waterbury have?
About 129 nights a year drop to 32 °F or below (NOAA 1991–2020); the coldest month, January, averages a low of 19 °F.