Colorado · county areal climate 1951–2025
Arapahoe County, CO
A 49.9°F / 16.3" normal · 2025 ran +1.6°F vs normal.
2026 so far · through Jul 10: This area is running
+4.6°F (51.0°F) vs the 1996–2025 to-date normal — the
1st warmest start of 76 years. Precipitation
62% of normal.
U.S. year-to-date → Normal (1996–2025)
49.9°F
annual mean · 16.3" precipitation
2025 vs Normal
+1.6°F
51.5°F · 16.4" (101% of normal)
Warmest Year
51.9°F
2012 · coldest 46.5°F (1951)
Wettest Year
23.9in
2015 · driest 7.3" (1954)
Hottest Day
105.2°F
Jun 27 · 2012
Coldest Day
-27.0°F
Jan 12 · 1963
Biggest Rain Day
3.33in
Jun 5 · 1965
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.