Weather in Reston in May
Reston, United States averages a high of 23°C (73.4°F) and low of 12.9°C (55.2°F) in May, with 11 rain days and 10.2 hours of daily sunshine. Travel score: 79.8/100 (Good). The best time to visit Reston is September.
High
23°C73°F
Low
13°C55°F
🌧️
11
rain days
☀️
10.2
hrs/day sunshine
💧
69%
humidity
80— Good
May in Reston is warm and occasionally wet — pack an umbrella and enjoy indoor attractions too.
What are the average temperatures in Reston?
How much does it rain in Reston in May?
Reston receives an average of 98.9mm of rainfall across 11 rainy days in May. The annual total is 1098.5mm.
What should I pack for Reston in May?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
👕
Light layers and t-shirts
Warm weather around 23°C
🧴
Sunscreen SPF 30+
10 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
Recommended
🧥
Light rain jacket
Some rainy days expected (11 days)
☔
Umbrella
Be prepared for occasional showers
Traveling to United States in May?
Don't let a public holiday surprise you — restaurants, shops, and attractions may be closed.
🏛️ 121 countries·📅 Updated yearly·✈️ Free forever
Compare Reston
Popular comparisons:
How can I plan my trip to Reston?
What other cities are near Reston?
What are other popular cities in United States?
What is the weather like in other months in Reston?
Data based on 1994–2024 averages · Last updated: 2024-12-31