Snow in Glastonbury, Connecticut Winter storm alerts · 7-day snow forecast · average snowfall
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Glastonbury averages 51.7 inches of snow a year. The snowiest month is February (14.8″), and snow usually falls from October through April. On about 13 days a year at least an inch falls, and about 1 day brings 10 inches or more.
Average snowfall by month
Month
Snowfall
Days 1″+
Days with snow cover
Freezing nights
Avg. low
October
0.7″
<1
—
4
44°F
November
1.4″
<1
—
14
35°F
December
10.1″
2
—
25
26°F
January
14.2″
4
—
27
20°F
February
14.8″
3
—
24
22°F
March
9.4″
2
—
21
30°F
April
1.1″
1
—
6
40°F
May
0″
0
—
1
50°F
Year
51.7″
13
—
121
NOAA NCEI U.S. Climate Normals 1991–2020 — snowfall at Hartford Bradley Intl. Airport (16 mi from the city center, +128 ft elevation difference); temperatures at Hartford Brainard Fld. Averages smooth out big years: single winters can bring half or double the normal.
51.7 inches in an average year (NOAA U.S. Climate Normals 1991–2020, Hartford Bradley Intl. Airport station, 16 miles away). The snowiest month is February with 14.8 inches.
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How many freezing nights does Glastonbury have?
About 121 nights a year drop to 32 °F or below (NOAA 1991–2020); the coldest month, January, averages a low of 20 °F.