Watertown Weather in September
Watertown in September sees high daytime temperatures of 22°C (72°F) and nighttime lows of 10°C (50°F). Moderate rainfall is typical, with around 58 mm (2.3 in) for the month.
Rainfall in Watertown in September
You can expect rain on roughly 8 days based on historical data, averaging 58 mm (2.3 in) for the month. Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.
Temperature in Watertown in September
The perfect temperature in Watertown in September makes it a solid month to visit, with 22°C (72°F) during the day and 10°C (50°F) at night. This kind of day-to-night contrast is typical for this time of year. At 10°C (50°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions.If you're a fan of comfortable temperatures and drier conditions, September is a great time to visit.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Watertown's climate page.
Watertown Temperature in September
Min Temperature
10°C (50°F)
Max Temperature
22°C (72°F)
Chance of Rain
27%
Precipitation
58 mm (2.3 in)
Rainy days
8 days
Best Places in the United States of America in September
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in September →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Watertown in September
For Watertown in September, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. Rain is likely on several days, so bring a good rain jacket.What To Do in Watertown in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Watertown's climate page.
See the full Watertown climate overview or explore weather in the United States of America.
