Mattawa Weather in August

August in Mattawa typically sees daytime highs of 24°C (75°F) and nighttime lows of 12°C (54°F). Rainfall is also possible this month, so it's worth packing an umbrella. It falls within the summer season.

Rainfall in Mattawa in August

Historically, the month has about 13 days of rain, averaging 97 mm (3.8 in) in total. The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.

Temperature in Mattawa in August

Weather in Mattawa is at its excellent in August. Highs reach 24°C (75°F), while nights settle around 12°C (54°F). Experience the summer season in August. Conditions stay fairly consistent through the month, making it easier to plan what to wear. Nights cool down to 12°C (54°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.

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 Mattawa.