Snow in Lombard, Illinois Winter storm alerts · 7-day snow forecast · average snowfall
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Lombard averages 42.3 inches of snow a year. The snowiest month is February (14.5″), and snow usually falls from November through April. On about 12 days a year at least an inch falls. Snow covers the ground (1″+) on roughly 55 days of an average winter.
Average snowfall by month
Month
Snowfall
Days 1″+
Days with snow cover
Freezing nights
Avg. low
October
0″
0
0
3
45°F
November
0.6″
<1
<1
15
34°F
December
9.7″
4
14
25
24°F
January
12.6″
3
17
28
19°F
February
14.5″
4
18
24
22°F
March
4.1″
1
6
20
31°F
April
0.8″
<1
1
6
40°F
Year
42.3″
12
55
121
NOAA NCEI U.S. Climate Normals 1991–2020 — snowfall at Oak Brook 2w (3 mi from the city center, -20 ft elevation difference); temperatures at Chicago Ohare Intl. Airport. Averages smooth out big years: single winters can bring half or double the normal.
42.3 inches in an average year (NOAA U.S. Climate Normals 1991–2020, Oak Brook 2w station, 3 miles away). The snowiest month is February with 14.5 inches.
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How many freezing nights does Lombard have?
About 121 nights a year drop to 32 °F or below (NOAA 1991–2020); the coldest month, January, averages a low of 19 °F.