New York HVAC Climate Zones

New York spans 2 IECC climate zones. Find your exact zone, design temperatures, and get free Manual J load calculations for any New York location.

Find Your New York Climate Zone

Climate Zones in New York

Climate Zone 5A

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Cool - Humid

Design Temperatures

Winter
0°F
Summer
91°F
Wet Bulb
75°F

IECC 2021 Requirements

Wall:R-20
Roof:R-49
Floor:R-30
Window U:0.3

Load Characteristic

Heating-Dominated
humid Climate

Climate Zone 6A

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Cold - Humid

Design Temperatures

Winter
-9°F
Summer
89°F
Wet Bulb
73°F

IECC 2021 Requirements

Wall:R-20
Roof:R-49
Floor:R-30
Window U:0.3

Load Characteristic

Heating-Dominated
humid Climate

Recommended Equipment for New York

Based on Climate Zone 5A (Cool - Humid), here are typical HVAC equipment specifications for New York installations.

Heating Systems

Gas furnace (95%+ AFUE)
Boiler
Heat pump (cold climate)
Typical AFUE Rating
95-98%

Annual Fuel Utilization Efficiency for New York furnaces

Cooling Systems

AC (13-16 SEER)
Heat pump
Typical SEER Rating
13-16 SEER

Seasonal Energy Efficiency Ratio for New York AC systems

Why Accurate Climate Data Matters in New York

Accurate Sizing

New York's climate zone data ensures proper equipment sizing. No more callbacks from oversized or undersized systems.

Code Compliance

New York building departments require IECC-compliant Manual J calculations. Our tool uses official New York climate data.

Energy Savings

Right-sized systems based on New York climate data reduce energy costs for homeowners and improve your reputation.

Get Free Manual J Calculations for New York

Upload your New York blueprint and get a professional Manual J load calculation with official climate zone data. First report is FREE.

Zone 5A design temps
IECC 2021 compliant
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Climate Zones by City in New York

Get detailed climate zone information for major cities

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