Best Time to Visit McKinney
Best time: Aug, Jul, Jun, Apr.
Jul is warmest (35.1°C high); May is rainiest (148 mm).
McKinney weather by month
| Month | High °C | Low °C | Rain mm | Sun hrs |
|---|---|---|---|---|
| Jan | 11.9 | 0 | 51 | 4 |
| Feb | 15.2 | 2.7 | 71 | 5.3 |
| Mar | 20 | 6.8 | 85 | 6.9 |
| Apr | 24.4 | 11.2 | 97 | 8.7 |
| May | 28.2 | 16.2 | 148 | 9.3 |
| Jun | 32.3 | 20.5 | 101 | 10.4 |
| Jul | 35.1 | 22.7 | 63 | 11 |
| Aug | 35 | 22.1 | 55 | 9.9 |
| Sep | 31.1 | 18.4 | 110 | 8.1 |
| Oct | 25.7 | 12.1 | 96 | 6.2 |
| Nov | 18.6 | 6.1 | 76 | 4.4 |
| Dec | 13.7 | 1.7 | 62 | 3.9 |
Average high temperature
Best months by activity
Overall: AugJulJunApr
Beaches: AugJulJunMay
Hiking: MarFebNovApr
Sightseeing: AprMarOctAug
McKinney quick facts
What to pack
Hot months (Jul, Aug): light clothes, sunscreen, hat.
Cold months (Jan, Dec): warm layers and a coat.
Wet months (Apr, May, Jun, Sep, Oct): raincoat and umbrella.
Frequently asked questions
When is the best time to visit McKinney?
Aug, Jul, Jun, Apr.
What is the rainiest month?
May, about 148 mm.
What is the warmest month?
Jul, with average highs of 35.1°C.
Where to stay
See McKinney hotels · Book McKinney tours & activities
All destinations · Best time to visit New York · Best time to visit Los Angeles · Best time to visit Miami · Best time to visit San Francisco
Climate data: Open-Meteo Historical (ERA5), 1991–2020 climate normals.
Licensed under CC BY 4.0.
Open-Meteo.