Ashburn Weather in May

Thinking of visiting Ashburn in May? Expect high temperatures reaching 24°C (75°F) during the day, dropping to 12°C (54°F) at night, and note that quite a bit of rainfall is likely.

Rainfall in Ashburn in May

Records from the past 30 years suggest around 13 days of rain, with 113 mm (4.4 in) average for the month. When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.

Temperature in Ashburn in May

Expect highs of 24°C (75°F) in Ashburn in May, with nights dropping to around 12°C (54°F). The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. At 12°C (54°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.

Sunshine in Ashburn in May

The days are predominantly sunny, with an estimated total of around 259 hours of sunshine. These sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. September typically offers the best weather for Ashburn.