Irwin
Weather Station of the U.S. Weather Service

Located in Union County, Ohio, Irwin is at an elevation of 1010 feet and was established as a weather station on 01 Jan 1948.

From 1971 to 2000, the following average readings were recorded:

 - - - - - - - - - JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC YEAR Average High....... 35.9 41.1 52.5 64.6 75.0 83.3 86.7 85.4 79.5 67.7 52.9 40.5 63.8 Average Low........ 18.0 21.2 29.8 38.8 49.6 58.4 61.5 59.1 51.8 41.1 32.9 23.6 40.5 Monthly Precipitn.. 2.39 1.95 2.60 3.55 3.95 4.34 4.65 3.67 2.89 2.46 3.07 2.62 38.14 Heating Degree Days 1179 948 740 401 164 17 0 11 65 343 663 1021 5552 Cooling Degree Days 0 0 0 2 81 193 283 235 84 14 0 0 892 

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