Chehalis Weather in August

Chehalis in August averages 27°C (81°F) during the day and 11°C (52°F) at night. This is part of the summer season. Some rainfall is to be expected.

Rainfall in Chehalis in August

Typically, about 5 days will experience rainfall, with an average of 17 mm (0.7 in) for the month. Rain days are few and the total is low, so this is a largely dry month. Any showers that do occur tend to be brief.

Temperature in Chehalis in August

The excellent temperature in Chehalis in August makes it a solid month to visit, with 27°C (81°F) during the day and 11°C (52°F) at night. August is known for being in the summer season. Overall, the month follows a fairly predictable daily temperature pattern. With lows of 11°C (52°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest. This month tends to be the warmest of the year. Light, comfortable clothing will serve you well.

If your ideal day consists of dry skies and pleasant temperatures, May, June, July, August and September typically offer the best circumstances for Chehalis.