Tumwater Weather in September

Tumwater in September sees high daytime temperatures of 22°C (72°F) and nighttime lows of 8°C (46°F). Rainfall is fairly high this month at around 69 mm (2.7 in), so pack a rain jacket to stay dry.

Rainfall in Tumwater in September

Past climate data indicates that roughly 10 days will see rain, totalling around 69 mm (2.7 in) for the month. Rain this month is fairly typical, a standard mix of wet and dry days with no particularly heavy or persistent showers.

Temperature in Tumwater in September

September is a excellent month in Tumwater, with 22°C (72°F) during the day and 8°C (46°F) at night. The summer season takes place during September. Conditions stay fairly consistent through the month, making it easier to plan what to wear. At 8°C (46°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions.

Sunshine in Tumwater in September

Expect sunny days throughout the month, with an estimated 209 hours of sunshine. This makes it a pleasant time to visit Tumwater.

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