McKinney, Texas Weather Forecast
McKinney is in Collin County, Texas. This page has current conditions, radar, a 7-day forecast, observed rainfall and the NWS written forecast for the area.
Active Weather Alerts
7-Day Forecast for McKinney
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Growing Conditions
Growing degree days
5,536
since Apr 1, base 50°F
Rain, last 30 days
0.94 in
model analysis
Rain, year to date
36.25 in
since Jan 1
2-inch soil temperature
69°F
yesterday, daily average
Reference ET, last 7 days
1.03 in
FAO-56 grass reference
Through Oct 23. Season totals use model analysis for this point and update every morning.
Soil, ET and spray tools for McKinney →
Current Stats & Observations
NWS Forecast
About McKinney Weather
McKinney sits at about 581 feet above sea level in Collin County, Texas. About 258,277 people live in the McKinney area. Official forecasts and warnings for the area come from the National Weather Service FWD office, and the nearest NEXRAD radar site is KFWS. The city is in USDA plant hardiness zone 8b, where the coldest winter night typically falls between 15 to 20°F. Over the past ten years the last spring freeze has come around Feb 22 and the first fall freeze around Nov 27.
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