Bellevue Weather in August

Bellevue in August averages 29°C (84°F) during the day and 18°C (64°F) at night. This is the wettest month of the year.

Rainfall in Bellevue in August

During the wettest month of the year, an umbrella can be your best friend to stay dry. Rain is expected on roughly 11 days, totalling around 145 mm (5.7 in) for the month. When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.

Temperature in Bellevue in August

In August, Bellevue sees high temperatures, with highs of 29°C (84°F). Nights drop to around 18°C (64°F). Conditions stay fairly consistent through the month, making it easier to plan what to wear. Nights drop to around 18°C (64°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.

Sunshine in Bellevue in August

With approximately 298 hours of sunshine, the days are filled with clear skies. It makes it a perfect month for being outside.

If you prefer enjoying temperate temperatures and rain-free days, September typically offers 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.