Watertown Weather Forecast
- 64
- 78
Rain Showers Likely
- 60
- 73
Rain Showers Likely
- 60
- 74
Chance Thunderstorms
- 61
- 78
Chance Thunderstorms
- 55
- 78
Slight Chance Thunderstorms
- 54
- 72
Mostly Sunny
Today 18 Sep Carver
Partly sunny. Slight chance of Thunderstorms in the Morning, then chance of Thunderstorms in the afternoon. Highs in the upper 70s. Southeast Winds around 5 Mph. Chance of Thunderstorms 30 percent.
Tonight 18 Sep Carver
Showers likely and chance of Thunderstorms in the Evening, then chance of Thunderstorms after midnight. Lows in the mid 60s. Southeast Winds around 5 Mph. Chance of precipitation 60 percent.
Watertown Temperature Statistics
September Temperature
Buffalo, Buffalo Municipal Airport (13 miles)
Lowest 7 September, 2025
39.2 °FAverage September
63 °FHighest 14 September, 2025
87.8 °F
Climate (2020–Present)
Buffalo, Buffalo Municipal Airport (13 miles)
Average Low 2020–2025
36.5 °FAverage 2020–2025
46.1 °FAverage High 2020–2025
55.2 °F