Idaho · county areal climate 1951–2025
Twin Falls County, ID
A 48.4°F / 12.1" normal · 2025 ran +2°F vs normal.
2026 so far · through Jul 10: This area is running
+4°F (49.0°F) vs the 1996–2025 to-date normal — the
2nd warmest start of 76 years. Precipitation
60% of normal.
U.S. year-to-date → Normal (1996–2025)
48.4°F
annual mean · 12.1" precipitation
2025 vs Normal
+2°F
50.4°F · 9.5" (78% of normal)
Warmest Year
50.4°F
2025 · coldest 42.8°F (1985)
Wettest Year
19.2in
1983 · driest 7.1" (1966)
Hottest Day
103.6°F
Jul 13 · 2002
Coldest Day
-24.4°F
Dec 22 · 1990
Biggest Rain Day
1.47in
Dec 23 · 1964
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.