Idaho · county areal climate 1951–2025
Madison County, ID
A 43.2°F / 15.6" normal · 2025 ran +2.3°F vs normal.
2026 so far · through Aug 29: This area is running
+4.8°F (50.1°F) vs the 1996–2025 to-date normal — the
1st warmest start of 76 years. Precipitation
77% of normal.
U.S. year-to-date → Normal (1996–2025)
43.2°F
annual mean · 15.6" precipitation
2025 vs Normal
+2.3°F
45.5°F · 14.4" (92% of normal)
Warmest Year
45.5°F
2025 · coldest 38.1°F (1985)
Wettest Year
23.6in
1983 · driest 9.6" (2001)
Hottest Day
98.7°F
Jul 13 · 2026
Coldest Day
-30.3°F
Jan 22 · 1962
Biggest Rain Day
1.34in
Aug 4 · 1951
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.