Nashua Snowfall Totals & Snowstorm Averages
This page pulls together information on when, how much and how often Nashua, New Hampshire has snow.
There are data and descriptions of how many days it snows and the total amount of snowfall that Nashua usually gets. There are also monthly and yearly counts of the days that Nashua normally has heavy snowstorms. Plus there's information on when Nashua can expect the first and last snowfalls of winter.
The first set of monthly snow totals are averages for 2010 to 2019. All the other numbers are averages, based on weather data gathered from 1991 to 2020 in Nashua.
How Often it Snows in Nashua
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).
These averages don't show how much the snowfall in Nashua varies from year to year.
In December, for instance, one in four years totals over 16.3 inches of snow. Another 25 percent of years receive 4.7 inches or less for the month.
Similarly in January, fresh snowfall in the heaviest years amounts to over 19.54 inches, while the lightest years get less than 5.2 inches.
New snow for February ranges from over 22.6 inches in heavy snowfall years to under 4.8 inches in light years.
When Nashua Has Its First & Last Snowfalls
The first snowfall of winter for Nashua usually arrives in December. Some years start to see snow in November or even October.
The season's last snowfall typically happens in March, but can occur as late as April.
Nashua is normally free of snow every year from May to October.
How Many Snowstorms Nashua Gets
Most days of snowfall in Nashua leave at least an inch of fresh snow on the ground. For four days a year on average, the amount of new snow totals five inches or more.
But major blizzards that dump ten inches or more in one day are rare events that don't happen every year.
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 (NCEI). Climate Normals.