Bellevue Weather in August

Bellevue in August averages 24°C (75°F) during the day and 14°C (57°F) at night. This is part of the summer season, and quite a bit of rainfall is expected this month.

Rainfall in Bellevue in August

Looking at the last 30 years, the data shows about 14 days with rain, averaging 127 mm (5 in) 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 Bellevue in August

In August, Bellevue gets high temperatures, with highs of 24°C (75°F). Nights cool to around 14°C (57°F). During August, you'll experience the summer season. The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. Nights cool down to 14°C (57°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.

Sunshine in Bellevue in August

There are approximately 241 hours of sunshine this month, resulting in mostly clear days.

Average water temperature in August

The water is 23°C (73°F) this month, warm enough that getting in requires no effort at all. Good conditions for swimming, snorkeling, or just floating around.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. June, July, August and September typically offer the best weather for Bellevue.