Snow in Lenexa, Kansas Winter storm alerts · 7-day snow forecast · average snowfall
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Lenexa averages 13.8 inches of snow a year. The snowiest month is January (3.9″), and snow usually falls from October through April. On about 6 days a year at least an inch falls.
Average snowfall by month
Month
Snowfall
Days 1″+
Days with snow cover
Freezing nights
Avg. low
October
0.3″
<1
—
2
47°F
November
1.2″
<1
—
12
35°F
December
3.4″
2
—
24
25°F
January
3.9″
2
—
27
21°F
February
3.3″
1
—
22
25°F
March
1.4″
1
—
12
35°F
April
0.3″
<1
—
3
45°F
Year
13.8″
6
—
101
NOAA NCEI U.S. Climate Normals 1991–2020 — snowfall at Olathe 3e (5 mi from the city center, +13 ft elevation difference); temperatures at Olathe Johnson Co Exec Airport. Averages smooth out big years: single winters can bring half or double the normal.
13.8 inches in an average year (NOAA U.S. Climate Normals 1991–2020, Olathe 3e station, 5 miles away). The snowiest month is January with 3.9 inches.
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How many freezing nights does Lenexa have?
About 101 nights a year drop to 32 °F or below (NOAA 1991–2020); the coldest month, January, averages a low of 21 °F.