Climate change in Franklin County, Mississippi
Since 1979, Franklin County, Mississippi has warmed 2.6°F, with 11 more days above 90°F, 31 more nights above 70°F and 5% less precipitation a year. Its climate in 1996–2025 is most like Tangipahoa Parish, LA's was in 1951–1980.
- Average temperature: +2.6°F
- Summer highs (Jun–Aug): +0.8°F
- Winter lows (Dec–Feb): +3.9°F
- Precipitation: −5%
- Wettest day of the year: +3%
- Longest dry spell: +2 days
- Days above 90°F: +11 days
- Nights above 70°F: +31 days
- Freezing nights: −14 days
- Frost-free season: +13 days
- Muggy days: +16 days
- Summer heat index (Jun–Aug): −0.1°F
- Extreme fire-weather days: +18 days
Changes follow the trend line through every year from 1979 to 2025. Data: NOAA nClimGrid-Daily; humidity from gridMET, adjusted to airport observations.