Outdoor Michigan

Bertha Lake Air Temperatures

Jan

High:28 F°(-2 C°)
Low:13 F°(-10.4 C°)

Feb

High:31 F°(-0.4 C°)
Low:14 F°(-10 C°)

March

High:41 F°(5.2 C°)
Low:22 F°(-5.7 C°)

April

High:55 F°(13 C°)
Low:34 F°(0.9 C°)

May

High:68 F°(20 C°)
Low:44 F°(6.7 C°)

June

High:78 F°(25.4 C°)
Low:54 F°(12.3 C°)

July

High:82 F°(27.7 C°)
Low:58 F°(14.7 C°)

August

High:79 F°(26.3 C°)
Low:57 F°(13.7 C°)

Sept

High:71 F°(21.9 C°)
Low:49 F°(9.3 C°)

Oct

High:58 F°(14.6 C°)
Low:38 F°(3.4 C°)

Nov

High:45 F°(7.1 C°)
Low:29 F°(-1.6 C°)

Dec

High:33 F°(0.7 C°)
Low:20 F°(-6.8 C°)