Climate ZonesFloridaHighlands

What Climate Zone is Highlands, Florida?

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

Climate Zone
2A
Winter Design
32°F
Summer Design
95°F
ZIP Codes
11

Highlands HVAC Contractors: Get Your Free Manual J Report

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

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Verify Your Highlands ZIP Code

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

Highlands covers 11 ZIP codes: 33825, 33852, 33857, 33870, 33872, 33960, 33826, 33862, 33871, 33875 and 1 more

Highlands Design Temperatures

Official ASHRAE design temperatures for Highlands, 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 Highlands 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 Highlands

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
Highlands, Florida

Get Free Manual J Calculations for Highlands

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

Highlands design temps
Zone 2A compliant
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