Louisiana · county areal climate 1951–2025
Jefferson Parish, LA
A 70.0°F / 62.6" normal · 2025 ran +0.9°F vs normal.
2026 so far · through Aug 29: This area is running
+1.1°F (72.2°F) vs the 1996–2025 to-date normal — the
8th warmest start of 76 years. Precipitation
97% of normal.
U.S. year-to-date → Normal (1996–2025)
70.0°F
annual mean · 62.6" precipitation
2025 vs Normal
+0.9°F
70.9°F · 56.4" (90% of normal)
Warmest Year
72.4°F
2023 · coldest 66.7°F (1976)
Wettest Year
102.1in
1991 · driest 40.3" (2023)
Hottest Day
102.2°F
Aug 28 · 2023
Coldest Day
12.4°F
Jan 21 · 1985
Biggest Rain Day
8.93in
Sep 12 · 2024
Record
1951–2025
75 complete years · NOAA nClimGrid
—— normal temperature (°F) · ▮ normal precipitation (in) · 1996–2025
Areal
nClimGrid averages (NOAA/NCEI) over the whole area — an average across the region, not a single station. Separate from the
station records.