Collin County Regional Airport at McKinney Weather Forecast
- 55
- 90
Chance Thunderstorms
- 62
- 71
Slight Chance Thunderstorms
- 65
- 78
Thunderstorms Likely
- 63
- 77
Thunderstorms
- 58
- 76
Thunderstorms Likely
- 59
- 79
Slight Chance Thunderstorms
Today 21 May Collin
Mostly cloudy with a slight chance of Showers and Thunderstorms in the Morning, then partly sunny with a chance of Showers and Thunderstorms in the afternoon. Highs around 90. Southwest Winds 15 to 20 Mph. Chance of rain 50 percent.
Tonight 21 May Collin
Mostly cloudy with a 50 percent chance of Showers and Thunderstorms. Much cooler. Less humid with Lows in the upper 50s. North Winds 15 to 20 Mph with Gusts up to 30 Mph, Diminishing to 10 to 15 Mph after midnight.
Collin County Regional Airport at McKinney Temperature Statistics
May Temperature
McKinney - McKinney National Airport (0 miles)
Lowest 1 May, 2022
51.1 °FAverage May
75.6 °FHighest 18 May, 2022
91.9 °F
Climate (2010–Present)
McKinney - McKinney National Airport (0 miles)
Average Low 2010–Present
54.3 °FAverage 2010–Present
64.3 °FAverage High 2010–Present
75 °F