Gary & Michigan City Snowfall Totals & Accumulation Averages

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This page pulls together information on when, how much and how often the Gary — Michigan City area in Indiana has snow.

There are data and descriptions here of how many days it snows and the total amount of snowfall that these cities along the south shore of Lake Michigan get. There are also monthly and yearly counts of the days that Gary and Michigan City normally have heavy snowstorms and deep snow accumulated on the ground. Plus there's information on when the region can expect the first and last snowfalls of winter.

All the numbers are averages, based on weather data gathered from 1989 to 2010 at a weather station located midway between Gary and Michigan City at the Indiana Dunes National Lakeshore.

How Often it Snows in Gary & Michigan City

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 the Gary — Michigan City area
Days   Inches Centimetres
  8.6 January 15.3   38.9
  5.3 February   9.3   23.6
  3.5 March   5.1   13.0
  0.5 April   0.7     1.8
  1.2 November   0.9     2.3
  6.8 December   9.0   22.9
25.9 Year 40.3 102.4

These averages don't show how much the snowfall in the Gary — Michigan City area varies from year to year.

In December, for instance, one in four years totals over 12.6 inches of snow. Another 25 percent of years receive less than 5.3 inches for the month.

Similarly in January, fresh snowfall in the heaviest years amounts to over 23.2 inches, while the lightest years get less than 8.4 inches.

New snow for February ranges from over 15 inches in heavy snowfall years to under 3.5 inches in light years.

When Gary & Michigan City Have Their First & Last Snowfalls

The first snowfall of winter for the Gary — Michigan City area usually arrives in December. About once every three or four years, November also gets some snow.

The season's last snowfall typically happens in March, although sometimes April sees an inch or more of new snow.

Gary and Michigan City are normally free of snow every year from May to October.

How Many Snowstorms Gary & Michigan City Get

Just under half the days of snowfall in the Gary — Michigan City area leave just a skiff, amounting to less than an inch, of fresh snow on the ground. For 14 days a year on average, the amount of new snow totals at least an inch.

Snowstorms of over five inches a day usually occur a couple times a year. But major blizzards that dump ten inches or more in one day are not normal along Lake Michigan's Indiana shore.

Number of days per month and year on average in the Gary — Michigan City area 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
  4.9 1.7 January 0.7 0.0
  2.9 0.7 February 0.4 0.0
  1.9 0.4 March 0.1 0.0
  0.4 0.0 April 0.0 0.0
  0.6 0.1 November 0.0 0.0
  3.4 1.0 December 0.5 0.0
14.1 3.9 Year 1.7 0.0

How Much Snow Normally Accumulates in Gary & Michigan City

For about half of winter days, the Gary — Michigan City area has at least an inch of snow on the ground.

Snow mostly accumulates during January. Typically, on two days in January and another one in February and in December, the snow covering the two cities gets to ten or more inches deep.

Average total days per month and year in the Gary — Michigan City area 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
19.0 12.2 January   7.6 2.1
12.6   7.1 February   4.5 1.0
  4.9   2.3 March   1.4 0.2
  0.2   0.0 April   0.0 0.0
  1.5   0.3 November   0.1 0.0
11.8   6.8 December   3.2 0.9
50.0 28.7 Year 16.8 4.2
Reference

National Climatic Data Center. NOAA's 1981-2010 Climate Normals.

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