Bethesda Weather in May

May in Bethesda typically sees daytime highs of 16°C (61°F) and nighttime lows of 8°C (46°F). With the least rainfall of the year, it's a reliably dry month.

Rainfall in Bethesda in May

Take advantage of the dry conditions this month, with minimal rain expected. This month experiences about 16 days of rain according to historical data, averaging 88 mm (3.5 in). The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.

Temperature in Bethesda in May

If you're visiting Bethesda in May, expect highs of 16°C (61°F) and overnight lows around 8°C (46°F). The difference between afternoon and evening temperatures is usually noticeable. Nights drop to 8°C (46°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.

Sunshine in Bethesda in May

The month brings about 169 hours of sunlight, offering a comfortable mix of sun and overcast.

Should you favor a climate that's both dry and comfortably warm, July typically offers the most agreeable circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.