Forest Grove Weather in August

August in Forest Grove averages 28°C (82°F) during the day and 13°C (55°F) at night. With only 11 mm (0.4 in) of rainfall expected on average, it's a largely dry month.

Rainfall in Forest Grove in August

Records from the past 30 years suggest around 4 days of rain, with 11 mm (0.4 in) average for the month. When rain does fall, showers tend to be light and brief. Most days will be dry.

Temperature in Forest Grove in August

August is a excellent month in Forest Grove, with 28°C (82°F) during the day and 13°C (55°F) at night. Experience the summer season in August. Conditions stay fairly consistent through the month, making it easier to plan what to wear. With overnight lows of 13°C (55°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep. This is typically the warmest month of the year, so light summer clothing is a good idea.

Sunshine in Forest Grove in August

Expect a lot of sunshine this month, with about 298 hours of sun. These sunny conditions add to the overall experience.

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