Outdoor Michigan

Hwy 139 Boat Launch Air Temperatures

Jan

High:22 F°(-5.5 C°)
Low:0 F°(-17.7 C°)

Feb

High:26 F°(-3.3 C°)
Low:1 F°(-17.1 C°)

March

High:37 F°(2.5 C°)
Low:14 F°(-10.2 C°)

April

High:51 F°(10.5 C°)
Low:28 F°(-2.3 C°)

May

High:64 F°(17.9 C°)
Low:39 F°(3.9 C°)

June

High:73 F°(22.8 C°)
Low:48 F°(9.1 C°)

July

High:77 F°(25.1 C°)
Low:53 F°(11.4 C°)

August

High:75 F°(23.8 C°)
Low:51 F°(10.5 C°)

Sept

High:66 F°(19 C°)
Low:42 F°(5.7 C°)

Oct

High:53 F°(11.8 C°)
Low:31 F°(-0.4 C°)

Nov

High:38 F°(3.3 C°)
Low:20 F°(-6.5 C°)

Dec

High:26 F°(-3.5 C°)
Low:7 F°(-13.9 C°)