Climate ZonesFloridaLake

Lake, Florida HVAC Climate Zone

Lake is located in IECC Climate Zone 2A (Hot - Humid). Get accurate Manual J load calculations with official design temperatures for Lake.

Climate Zone
2A
Winter Design
32°F
Summer Design
95°F
ZIP Codes
22

Lake HVAC Contractors: Get Your Free Manual J Report

Climate Zone 2A requires precise load calculations. Upload your Lake blueprint and get a professional Manual J report in 60 seconds— first report is FREE. Pre-loaded with Lake's exact design temperatures (32°F winter / 95°F summer).

Claim Free Report
No credit card required

Verify Your Lake ZIP Code

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

Lake covers 22 ZIP codes: 32102, 32159, 32702, 32726, 32735, 32736, 32757, 32767, 32776, 32778 and 12 more

Lake Design Temperatures

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

Winter 99% Design Temp
32°F
Summer 1% Design Temp
95°F
Summer Wet Bulb
77°F

IECC Requirements for Zone 2A

Minimum insulation and window requirements for Lake per IECC 2021.

Wall Insulation:R-13
Roof/Ceiling:R-30
Floor Insulation:R-13
Window U-Factor:0.4
Window SHGC:0.25

Energy Code: 2021 IECC

Recommended HVAC Equipment for Lake

Heating Systems

Gas furnace
Heat pump
Electric resistance
Typical AFUE
80-92%

Cooling Systems

AC (14-16 SEER)
Heat pump
Typical SEER
14-16 SEER

Related Climate Zone Pages

Learn More About
Climate Zone 2A
View All Zones in
Florida
HVAC Permits for
Lake, Florida

Get Free Manual J Calculations for Lake

Upload your Lake blueprint and get a professional Manual J load calculation using official Zone 2A design temperatures. First report is FREE.

Lake design temps
Zone 2A compliant
Ready in 60 seconds
Upload Blueprint → Get Free Report

Join 10,000+ Lake contractors who trust AutoHVAC