Climate ZonesWisconsinKewaunee

Kewaunee, Wisconsin HVAC Climate Zone

Kewaunee is located in IECC Climate Zone 6A (Cold - Humid). Get accurate Manual J load calculations with official design temperatures for Kewaunee.

Climate Zone
6A
Winter Design
-9°F
Summer Design
89°F
ZIP Codes
4

Kewaunee HVAC Contractors: Get Your Free Manual J Report

Climate Zone 6A requires precise load calculations. Upload your Kewaunee blueprint and get a professional Manual J report in 60 seconds— first report is FREE. Pre-loaded with Kewaunee's exact design temperatures (-9°F winter / 89°F summer).

Claim Free Report
No credit card required

Verify Your Kewaunee ZIP Code

Enter your ZIP code to confirm it's in Kewaunee and get climate zone details.

Kewaunee covers 4 ZIP codes: 54201, 54205, 54216, 54217

Kewaunee Design Temperatures

Official ASHRAE design temperatures for Kewaunee, used for accurate Manual J load calculations.

Winter 99% Design Temp
-9°F
Summer 1% Design Temp
89°F
Summer Wet Bulb
73°F

IECC Requirements for Zone 6A

Minimum insulation and window requirements for Kewaunee per IECC 2021.

Wall Insulation:R-20
Roof/Ceiling:R-49
Floor Insulation:R-30
Window U-Factor:0.3
Window SHGC:0.4

Energy Code: 2021 IECC

Recommended HVAC Equipment for Kewaunee

Heating Systems

Gas furnace (96%+ AFUE)
Boiler
Cold climate heat pump
Typical AFUE
96-98%

Cooling Systems

AC (13-15 SEER)
Typical SEER
13-15 SEER

Related Climate Zone Pages

Learn More About
Climate Zone 6A
View All Zones in
Wisconsin
HVAC Permits for
Kewaunee, Wisconsin

Get Free Manual J Calculations for Kewaunee

Upload your Kewaunee blueprint and get a professional Manual J load calculation using official Zone 6A design temperatures. First report is FREE.

Kewaunee design temps
Zone 6A compliant
Ready in 60 seconds
Upload Blueprint → Get Free Report

Join 10,000+ Kewaunee contractors who trust AutoHVAC