Current conditions at

McKinney - McKinney National Airport (KTKI)

Lat: 33.18° N Lon: 96.59° W Elev: 584 ft.

Fair

47°F

8°C

Humidity 48%
Wind Speed E 9 mph
Barometer 30.45 in (1031.9 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 12 Mar 9:53 am CDT
Detailed forecast for

Collin County

Today
Sunny, cooler with highs in the lower 60s. Northeast winds 5 to 10 mph, becoming south this afternoon.
Tonight
Clear. Lows in the mid 40s. South winds 5 to 10 mph.
Friday
Sunny. Not as cool with highs in the mid 70s. South winds 10 to 15 mph.
Friday Night
Clear. Lows in the lower 50s. South winds 5 to 10 mph.
Saturday
Sunny. Highs in the upper 70s. South winds 10 to 15 mph.
Saturday Night
Mostly clear in the evening, then becoming partly cloudy. Not as cool with lows in the lower 60s.
Sunday
Mostly sunny. Highs in the lower 80s. Temperatures falling to around 70 in the afternoon.
Sunday Night
Mostly cloudy and breezy. Much colder with lows in the mid 30s.
Monday
Partly sunny. Much cooler with highs in the lower 50s.
Monday Night
Partly cloudy. Cold with lows in the mid 30s.
Tuesday
Mostly sunny. Not as cool with highs in the mid 60s.
Tuesday Night
Partly cloudy. Not as cool with lows in the upper 40s.
Wednesday
Sunny. Not as cool with highs in the upper 70s.



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608 AM CDT Thu Mar 12 2026
 
 

Additional Resources

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National Digital Forecast Database