Bellingham Weather in May

Bellingham in May sees moderate temperatures, with highs around 15°C (59°F) and overnight lows of 6°C (43°F). Rainfall is fairly high at around 69 mm (2.7 in) on average, so pack waterproofs just in case.

Rainfall in Bellingham in May

Records from the past 30 years suggest around 17 days of rain, with 69 mm (2.7 in) average for the month. This is a month with many wet days but modest rainfall totals, so showers are generally light and easy to manage.

Temperature in Bellingham in May

Daytime temperatures in Bellingham reach 15°C (59°F) in May, dropping to 6°C (43°F) at night. Even when the weather is stable, mornings and evenings can still feel distinctly cool. Nights drop to 6°C (43°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.

Sunshine in Bellingham in May

With about 183 hours of sunshine, the area enjoys a nice balance of sun and overcast, creating a pleasant environment.

If you prefer dry days with pleasant temperatures, July and August typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.