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Ironwood, MI Weather


Ironwood, MI climate is mild during summer when temperatures tend to be in the 60's and extremely cold during winter when temperatures tend to be in the 10's.

The warmest month of the year is July with an average maximum temperature of 76.50 degrees Fahrenheit, while the coldest month of the year is January with an average minimum temperature of -0.30 degrees Fahrenheit.

Temperature variations between night and day tend to be moderate during summer with a difference that can reach 22 degrees Fahrenheit, and moderate during winter with an average difference of 21 degrees Fahrenheit.

The annual average precipitation at Ironwood is 34.65 Inches. Rainfall in is fairly evenly distributed throughout the year. The wettest month of the year is June with an average rainfall of 4.16 Inches.

Weather Data

Normal Climate

Normal Temperatures

(IRONWOOD Weather station, 1.14 miles from Ironwood)
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Max °F 19.3 25.6 35.6 49.7 64.2 72.5 76.5 74.5 65.0 53.0 36.4 24.0 49.7
Mean °F 9.5 14.7 25.0 39.0 52.4 61.2 65.6 63.5 54.7 43.6 28.9 15.7 39.5
Min °F -0.3 3.7 14.3 28.2 40.6 49.8 54.6 52.5 44.3 34.2 21.4 7.3 29.2

Normal Precipitation

(IRONWOOD Weather station, 1.14 miles from Ironwood)
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Inch 2.07 1.22 2.08 2.11 2.97 4.16 4.00 3.72 3.80 3.38 3.09 2.05 34.65