Danbury Snowfall Totals & Accumulation Averages

How Often it Snows in Danbury

This first table lists monthly and yearly totals for amount of snow and how many days it snows at least 0.1 inches (0.25 centimetres).

Average total snowfall and days with fresh snow in Danbury

Days		Inches	Centi­metres
8.0	January	15.7	39.9
6.0	February	11.0	27.9
4.7	March	10.4	26.4
1.0	April	1.7	4.3
0.2	October	0.0	0.0
1.2	November	1.9	4.8
5.5	December	8.6	21.8
26.6	Year	49.3	125.2

These averages don't show how much the snowfall in Danbury varies from year to year.

In December, for instance, one in four years totals over 12.9 inches of snow. Another 25 percent of years receive 1.6 inches or less for the month.

Similarly in January, fresh snowfall in the heaviest years amounts to 18.7 inches or more, while the lightest years get less than 5.7 inches.

New snow for February ranges from at least 14.5 inches in heavy snowfall years to 6.1 inches at most in light years.

When Danbury Has Its First & Last Snowfalls

The first snowfall of winter for Danbury in most years arrives in November. The rest of the time, snow usually holds off until December. In rare years, October also gets a little snow.

The season's last snowfall typically happens in April. Although every three or four years, April has no snow, which moves the last snowfall to March.

Danbury is normally free of snow every year from May to September.

How Many Snowstorms Danbury Gets

About half the days of snowfall in Danbury leave just a skiff, amounting to less than an inch, of fresh snow on the ground. For 12 days a year on average, the amount of new snow totals at least an inch.

Snowstorms of over five inches a day normally occur a couple times annually. But major blizzards that dump ten inches or more in one day don't happen every year.

Number of days per month and year on average in Danbury with a total snowfall of at least 1, 3, 5 or 10 inches

1 inch 2.5 cm	3 inches 7.6 cm		5 inches 12.7 cm	10 inches 25.4 cm
3.7	1.6	January	0.5	0.1
2.7	1.2	February	0.8	0.2
2.7	1.2	March	0.5	0.2
0.5	0.1	April	0.1	0.0
0.4	0.2	November	0.1	0.0
2.2	0.9	December	0.7	0.1
12.2	5.2	Year	2.7	0.6

How Much Snow Normally Accumulates in Danbury

For close to half of winter days, Danbury has at least an inch of snow on the ground.

Typically on seven days a year, the snow covering Danbury gets to ten or more inches deep. On one or two of those days the snowpack builds up to twenty inches.

Average total days per month and year in Danbury with snow depth of at least 1, 3, 5 or 10 inches on the ground

1 inch 2.5 cm	3 inches 7.6 cm		5 inches 12.7 cm	10 inches 25.4 cm
14.6	9.4	January	6.6	2.8
13.1	9.0	February	6.7	3.0
7.7	5.4	March	3.4	1.0
0.4	0.0	April	0.0	0.0
0.9	0.4	November	0.2	0.0
8.9	4.4	December	2.9	0.7
45.6	28.6	Year	19.8	7.5