Colorado · county areal climate 1951–2025
Costilla County, CO
A 43.0°F / 17.1" normal · 2025 ran +0.5°F vs normal.
2026 so far · through Jul 10: This area is running
+3°F (43.1°F) vs the 1996–2025 to-date normal — the
1st warmest start of 76 years. Precipitation
53% of normal.
U.S. year-to-date → Normal (1996–2025)
43.0°F
annual mean · 17.1" precipitation
2025 vs Normal
+0.5°F
43.5°F · 15.9" (93% of normal)
Warmest Year
44.8°F
2017 · coldest 38.9°F (1964)
Wettest Year
24.4in
1957 · driest 11.2" (1951)
Hottest Day
89.0°F
Jul 19 · 2023
Coldest Day
-29.6°F
Jan 6 · 1971
Biggest Rain Day
1.46in
May 19 · 1955
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.