Weather in McKinney in March
McKinney, United States averages a high of 19°C (66.2°F) and low of 9°C (48.2°F) in March, with 9 rain days and 8 hours of daily sunshine. Travel score: 70.8/100 (Good). The best time to visit McKinney is September.
High
19°C66°F
Low
9°C48°F
🌧️
9
rain days
☀️
8
hrs/day sunshine
💧
68%
humidity
71— Good
March in McKinney is mild and occasionally wet — good for most activities.
What are the average temperatures in McKinney?
How much does it rain in McKinney in March?
McKinney receives an average of 110.6mm of rainfall across 9 rainy days in March. The annual total is 1089.6mm.
What should I pack for McKinney in March?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
🧥
Mix of light and warm layers
Mild temperatures around 19°C
Recommended
🧥
Light rain jacket
Some rainy days expected (9 days)
☔
Umbrella
Be prepared for occasional showers
🧴
Sunscreen
Sun protection is still recommended
🕶️
Sunglasses
Useful for sunny periods
Traveling to United States in March?
Don't let a public holiday surprise you — restaurants, shops, and attractions may be closed.
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Data based on 1994–2024 averages · Last updated: 2024-12-31