IECC Zone 3A (central/north); 2A (coast)

Mini Splits & Heat Pumps in Mississippi

Mississippi summers are as humid as anywhere in the US — Jackson and Hattiesburg both see sustained 75°F+ dew points. Winters are mild; coldest nights hit the low 20s in northern counties, rarely below 30°F on the coast.

Climate Zone
3A (central/north); 2A (coast)
Cooling Degree Days
2,200–2,800
Heating Degree Days
2,000–3,000
Dominant Load
cooling

What Works in Mississippi

High-SEER DIY units dominate the cost-benefit here given long cooling seasons. Gulf coast installs need marine-grade coils. Mississippi Power and Entergy Mississippi offer standalone rebates that stack with federal 25C.

MrCool DIY 4th/5th Gen (high SEER)

Mississippi Rebates & Incentives

Mississippi HEEHRA in planning/rollout phase. Utility rebates via Entergy and Mississippi Power.

Major Utilities
  • Entergy Mississippi
  • Mississippi Power
  • TVA
  • Coast Electric Power

Mississippi Licensing & Install Rules

Mississippi requires state HVAC contractor licensing from the State Board of Contractors for installs above $50,000. Homeowner DIY permitted on primary residence.

Top Mississippi Metro Areas

We ship to every ZIP in Mississippi. Largest metros where we deliver most often:

Jackson, MS
Gulfport, MS
Southaven, MS
Biloxi, MS
Hattiesburg, MS

Recommended for Mississippi Homes

Heat pumps and mini splits in our catalog that match Climate Zone 3A (central/north); 2A (coast) conditions.

Browse Other States

View all 50 states →