Concord Snowfall Totals & Accumulation Averages





This page pulls together information on when, how much and how often Concord, New Hampshire has snow.

There are data and descriptions here of how many days it snows and the total amount of snowfall that Concord usually gets. There are also monthly and yearly counts of the days that the city normally has heavy snowstorms and deep snow accumulated on the ground. Plus there's information on when Concord can expect the first and last snowfalls of the season.

The first set of monthly snow totals are averages for 2010 to 2019. All the other numbers are long-term historical averages based on weather data gathered from 1981 to 2010 at the Concord Municipal Airport.

How Often it Snows in Concord

The next two tables list monthly and yearly totals for amount of snow and how many days it snows at least 0.1 inches (0.25 centimetres).

10-year snowfall averages at Concord, 2010 to 2019
Days   Inches Centi­metres
3.9 January 16.9 42.9
5.4 February 23.5 59.8
2.4 March 10.8 27.5
0.4 April 1.8 4.6
0.2 October 2.3 5.8
0.9 November 3.2 8.1
3.3 December 11.5 29.2
16.5 Year 70.0 177.9
30-year snowfall averages at Concord, 1981 to 2010
Days   Inches Centi­metres
8.2 January 18.1 46.0
6.5 February 12.0 30.5
5.3 March 10.5 26.7
1.2 April 2.9 7.4
0.0 October 0.1 0.3
2.0 November 2.8 7.1
6.6 December 14.4 36.6
29.8 Year 60.8 154.4

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

In December, for instance, one in four years totals over 19.3 inches of snow. Another 25 percent of years receive less than 7 inches for the month.

Similarly in January, fresh snowfall in the heaviest years amounts to over 23 inches, while the lightest years get less than 11.1 inches.

New snow for February ranges from over 18.1 inches in heavy snowfall years to under 6.9 inches in light years.

When Concord Has Its First & Last Snowfalls

The first snowfall of winter for Concord usually arrives in November, although some years see no snow until December. Snow can land in October, but that is even less common.

The season's last snowfall typically happens in March or April.

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

How Many Snowstorms Concord Gets

About half the days of snowfall in Concord amount to just a skiff, less than an inch, of fresh snow on the ground. For 16 days a year on average, the new snow totals at least an inch.

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

Number of days per month and year on average in Concord 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
4.6 2.3 January 1.1 0.2
3.1 1.4 February 0.8 0.1
2.9 1.0 March 0.6 0.1
0.7 0.3 April 0.2 0.0
1.0 0.2 November 0.1 0.0
3.8 1.5 December 0.8 0.2
16.1 6.7 Year 3.6 0.6

How Much Snow Normally Accumulates in Concord

On most winter days, Concord has at least an inch of snow on the ground.

Snow mainly accumulates during January and February. Typically, on 8 days in January and in February, the snow covering Concord gets to ten or more inches deep.

Average total days per month and year in Concord 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
23.5 17.7 January 14.6 7.7
21.6 18.2 February 15.0 8.4
14.5 11.0 March 9.0 5.7
2.2 1.5 April 1.0 0.5
2.4 1.1 November 0.2 0.0
15.9 11.0 December 7.9 2.6
80.1 60.5 Year 47.7 24.9
References

Jay Lawrimore, Ron Ray, Scott Applequist, Bryant Korzeniewski, Matthew Menne. 2016. Global Summary of the Month and Year, Version 1.0. NOAA National Centers for Environmental Information.

NOAA National Centers for Environmental Information. 1981-2010 U.S. Climate Normals. (Data Access. FTP.)

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