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Climate Data for Burnett County, Wisconsin
Climate Normals and Growing Season Summary
Chart courtesy of the Midwestern Regional Climate Center.
Growing Season Summary:
- Median date of last frost in the spring: May 9. Last Spring Frost Zones.
- (The last frost occurs on or after May 30 in 10 percent of the years.)
- Median date of first frost in the fall: September 24. First Fall Frost Zones.
- (The first frost occurs on or before September 10 in 10 percent of the years.)
- Median growing season: 137 days. Range: 108 to 155 days.
- For perennials, landscape plantings and fruit trees, see our Map of USDA Plant Hardiness Zones for Wisconsin.
| Climate Normals |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sept |
Oct |
Nov |
Dec |
| Ave Daily High (F°) |
18.5 |
25.2 |
38.0 |
55.3 |
67.9 |
76.3 |
81.1 |
78.2 |
67.4 |
56.8 |
39.3 |
23.2 |
| Ave Daily Low (F°) |
-3.9 |
1.3 |
16.5 |
31.4 |
42.9 |
52.0 |
57.3 |
54.7 |
45.5 |
34.8 |
21.5 |
3.5 |
| Growing Degree Days |
0 |
0 |
16 |
129 |
310 |
449 |
574 |
525 |
301 |
139 |
18 |
1 |
| Heating Degree Days |
1789 |
1448 |
1169 |
648 |
326 |
91 |
24 |
60 |
262 |
595 |
1038 |
1600 |
| Cooling Degree Days |
0 |
0 |
0 |
0 |
28 |
64 |
154 |
107 |
7 |
0 |
0 |
0 |
| Ave Precipitation (") |
1.11 |
0.84 |
1.69 |
2.17 |
3.52 |
4.49 |
3.92 |
4.35 |
3.74 |
2.44 |
1.70 |
1.32 |
| Ave Snowfall (") |
13.1 |
7.9 |
9.3 |
1.8 |
0.0 |
0.0 |
0.0 |
0.0 |
0.0 |
0.4 |
6.6 |
12.0 |
Data from the weather station at Grantsburg, latitude 45°47' N, longitude 92°42' W, elevation 990 ft.
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