Climate ZonesLouisianaSt. John the Baptist

What Climate Zone is St. John the Baptist, Louisiana?

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

Climate Zone
2A
Winter Design
32°F
Summer Design
95°F
ZIP Codes
6

St. John the Baptist HVAC Contractors: Get Your Free Manual J Report

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

Claim Free Report
No credit card required

Verify Your St. John the Baptist ZIP Code

Enter your ZIP code to confirm it's in St. John the Baptist and get climate zone details.

St. John the Baptist covers 6 ZIP codes: 70049, 70051, 70068, 70069, 70076, 70084

St. John the Baptist Design Temperatures

Official ASHRAE design temperatures for St. John the Baptist, 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 St. John the Baptist 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: 2015 IECC

Recommended HVAC Equipment for St. John the Baptist

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 St. John the Baptist

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

St. John the Baptist design temps
Zone 2A compliant
Ready in 60 seconds
Upload Blueprint → Get Free Report

Join 10,000+ St. John the Baptist contractors who trust AutoHVAC