Wis. Admin. Code SPS § SPS 363.0302
These are department rules in addition to the requirements in IECC section 302: The exterior design temperatures used for heating and cooling load calculations shall be as specified under Table 363.0302.
Table 363.0302
Exterior Design Conditions
County | Winter | Summer | |
Design Temp (F) | Dry Bulb (°F) | Wet Bulb (°F) | |
Adams | -20 | 87 | 75 |
Ashland | -25 | 86 | 70 |
Barron | -25 | 86 | 75 |
Bayfield | -25 | 86 | 70 |
Brown | -15 | 87 | 75 |
Buffalo | -20 | 87 | 75 |
Burnett | -25 | 86 | 75 |
Calumet | -15 | 87 | 75 |
Chippewa | -25 | 86 | 75 |
Clark | -20 | 87 | 75 |
Columbia | -15 | 87 | 75 |
Crawford | -15 | 87 | 75 |
Dane | -15 | 87 | 75 |
Dodge | -15 | 87 | 75 |
Door | -15 | 87 | 75 |
Douglas | -25 | 86 | 70 |
Dunn | -25 | 86 | 75 |
Eau Claire | -20 | 87 | 75 |
Florence | -25 | 86 | 75 |
Fond du Lac | -15 | 87 | 75 |
Forest | -25 | 86 | 75 |
Grant | -15 | 87 | 75 |
Green | -15 | 87 | 75 |
Green Lake | -15 | 87 | 75 |
Iowa | -15 | 87 | 75 |
Iron | -25 | 86 | 70 |
Jackson | -20 | 87 | 75 |
Jefferson | -10 | 89 | 77 |
Juneau | -20 | 87 | 75 |
Kenosha | -10 | 89 | 77 |
Kewaunee | -15 | 87 | 75 |
La Crosse | -20 | 87 | 75 |
Lafayette | -15 | 87 | 75 |
Langlade | -20 | 87 | 75 |
Lincoln | -25 | 86 | 75 |
Manitowoc | -15 | 87 | 75 |
Marathon | -20 | 87 | 75 |
Marinette | -20 | 87 | 75 |
Marquette | -15 | 87 | 75 |
Menominee | -20 | 87 | 75 |
Milwaukee | -10 | 89 | 77 |
Monroe | -20 | 87 | 75 |
Oconto | -20 | 87 | 75 |
Oneida | -25 | 86 | 75 |
Outagamie | -15 | 87 | 75 |
Ozaukee | -10 | 89 | 77 |
Pepin | -20 | 87 | 75 |
Pierce | -25 | 86 | 75 |
Polk | -25 | 86 | 75 |
Portage | -20 | 87 | 75 |
Price | -25 | 86 | 75 |
Racine | -10 | 89 | 77 |
Richland | -15 | 87 | 75 |
Rock | -10 | 89 | 77 |
Rusk | -25 | 86 | 75 |
St. Croix | -25 | 86 | 75 |
Sauk | -15 | 87 | 75 |
Sawyer | -25 | 86 | 75 |
Shawano | -20 | 87 | 75 |
Sheboygan | -15 | 87 | 75 |
Taylor | -25 | 86 | 75 |
Trempealeau | -20 | 87 | 75 |
Vernon | -20 | 87 | 75 |
Vilas | -25 | 86 | 75 |
Walworth | -10 | 89 | 77 |
Washburn | -25 | 86 | 75 |
Washington | -10 | 89 | 77 |
Waukesha | -10 | 89 | 77 |
Waupaca | -20 | 87 | 75 |
Waushara | -15 | 87 | 75 |
Winnebago | -15 | 87 | 75 |
Wood | -20 | 87 | 75 |
Wis. Admin. Code Department of Safety and Professional Services § SPS 363.0302