Texas · county areal climate 1951–2025
Collin County, TX
A 65.3°F / 39.9" normal · 2025 ran +1.4°F vs normal.
2026 so far · through Jul 10: This area is running
+4°F (66.3°F) vs the 1996–2025 to-date normal — the
1st warmest start of 76 years. Precipitation
81% of normal.
U.S. year-to-date → Normal (1996–2025)
65.3°F
annual mean · 39.9" precipitation
2025 vs Normal
+1.4°F
66.7°F · 39.5" (99% of normal)
Warmest Year
68.1°F
2024 · coldest 61.6°F (1979)
Wettest Year
70.1in
2015 · driest 21.7" (1963)
Hottest Day
109.4°F
Aug 4 · 2011
Coldest Day
-0.6°F
Feb 16 · 2021
Biggest Rain Day
6.99in
May 13 · 1982
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.