Cedar Rapids Snowfall Totals & Accumulation Averages
This page pulls together information on when, how much and how often Cedar Rapids, Iowa has snow.
There are data and descriptions here of how many days it snows and the total amount of snowfall that Cedar Rapids 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 Cedar Rapids can expect the first and last snowfalls of the season.
All the numbers are averages, based on weather data gathered from 1981 to 2010 in Marion, which forms part of the Cedar Rapids metropolitan area.
How Often it Snows in Cedar Rapids
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).
These averages don't show how much the snowfall in Cedar Rapids varies from year to year.
In December, for instance, one in four years totals over 14 inches of snow. Another 25 percent of years receive less than 3.5 inches for the month.
Similarly in January, fresh snowfall in the heaviest years amounts to over 10.2 inches, while the lightest years get less than 4.5 inches.
New snow for February ranges from over 9.7 inches in heavy snowfall years to under 3.6 inches in light years.
When Cedar Rapids Has Its First & Last Snowfalls
The first snowfall of winter for Cedar Rapids usually arrives in November. But about one in four years don't see snow until December. Less commonly, it snows as early as October.
The season's last snowfall typically happens in April. Yet every three or four years April has no snow, which moves the last snowfall to March.
Cedar Rapids is normally free of snow every year from May to September.
How Many Snowstorms Cedar Rapids Gets
Most days of snowfall in Cedar Rapids leave just a skiff, amounting to less than an inch, of fresh snow on the ground. For ten days a year on average, the amount of new snow totals at least an inch.
Snowstorms of over five inches a day typically occur once a year. They can arrive anytime from December to April. But these storms don't normally amount to major blizzards that dump ten inches or more in one day.
How Much Snow Normally Accumulates in Cedar Rapids
For just over half of winter days, Cedar Rapids has at least an inch of snow on the ground.
Snow mostly accumulates from December to February. Typically, on one or two days in each winter month, the snow covering Cedar Rapids gets to ten or more inches deep.
National Climatic Data Center. NOAA's 1981-2010 Climate Normals.