What Climate Zone is Escambia, Florida?

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

Climate Zone
2A
Winter Design
32°F
Summer Design
95°F
ZIP Codes
30

Escambia, Florida falls within IECC Climate Zone 2A (Hot - Humid), a cooling-dominated region with humid moisture conditions. HVAC contractors working in Escambia must use the official ASHRAE design temperatures of 32°F (99% winter) and 95°F (1% summer) when performing Manual J load calculations. These values represent the outdoor conditions your heating and cooling system must handle 99% and 1% of the year, respectively — ensuring proper equipment sizing without costly over- or under-sizing.

Because Zone 2A is cooling-dominated, solar heat gain control is critical. Escambia homes require windows with an SHGC of 0.25 or lower, along with R-13 wall insulation and R-30 ceiling insulation per the IECC 2021 energy code.

Escambia Insulation Requirements (IECC 2021)

Minimum insulation R-values and window performance requirements for Climate Zone 2A in Escambia, Florida.

Building ComponentMinimum RequirementUnit
Ceiling / Attic InsulationR-30R-value
Wall InsulationR-13R-value
Floor InsulationR-13R-value
Window U-Factor0.4BTU/hr-ft²-°F
Window SHGC0.25Coefficient
Air Infiltration0.25ACH50

Escambia HVAC Contractors: Get Your Free Manual J Report

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Verify Your Escambia ZIP Code

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

Escambia covers 30 ZIP codes: 32501, 32503, 32504, 32505, 32506, 32507, 32508, 32514, 32526, 32533 and 20 more

Escambia Design Temperatures

Official ASHRAE design temperatures for Escambia, 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 Escambia 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 Escambia

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

Get Free Manual J Calculations for Escambia

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