Melissa Weather Forecast
- 77
- 95
Slight Chance Thunderstorms
- 77
- 95
Decreasing Clouds
- 76
- 98
Hot
- 76
- 100
Hot
- 77
- 101
Hot
- 77
- 101
Hot
- 74
- 96
Slight Chance Thunderstorms
Today 26 Jul Collin
Partly sunny with a 30 percent chance of Showers and Thunderstorms. Highs in the mid 90s. South Winds around 10 Mph. Heat index Values up to 106.
Tonight 26 Jul Collin
Mostly cloudy. A slight chance of Showers and Thunderstorms this evening. Lows in the upper 70s. South Winds 5 to 10 Mph. Chance of rain 20 percent.
Melissa Temperature Statistics
July Temperature
McKinney - McKinney National Airport (7.5 miles)
Lowest 12 July, 2025
69.7 °FAverage July
84.1 °FHighest 21 July, 2025
97.6 °F
Climate (2020–Present)
McKinney - McKinney National Airport (7.5 miles)
Average Low 2020–2025
55.7 °FAverage 2020–2025
66.3 °FAverage High 2020–2025
77.2 °F