Weather in McKinney, Texas
Wednesday 18 November 2026
18°
Scattered clouds
Feels like 16°
- High
- 20°
- Low
- 9°
- Humidity
- 71%
- Wind
- 21 km/h
Temperature and rain / McKinney
The coming days
High
26°
Low
0°
Average high
17.5°
Average low
8.9°
Total rain
107.3 mm
Average rain
7.2 mm
Air quality - McKinney
Particles and ozone
Good
7.90 µg/m³
0-1212-3535-5555+
The air is clean: enjoy the outdoors.
PM108.60µg/m³
Ozone51µg/m³
Data updated hourly
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Frequently asked questions
Quick answers about the weather in McKinney
Tomorrow in McKinney, expect Scattered clouds ⛅, with:\n\n- High of 20°\n- Low of 9°
Need more information?
Our data is updated regularly to give you the most reliable forecast.
Last updated: 2026-11-13