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City of Watertown, WIWatertown, WI 7-Day Night Weather Forecast
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Watertown, WI Weather Forecast
Watertown, WI Weather Forecast Date: 131 AM CDT Wed Oct 07 2026
The area/counties/county of: Jefferson, including the cities of: Watertown, Fort Atkinson, and Jefferson.or toggle through each period.
Rest of Tonight... Mostly clear. Lows in the lower 50s. West winds 5 to 10 mph.
Wednesday... Sunny. Highs in the lower 70s. Northwest winds 5 to 15 mph.
Wednesday Night... Partly cloudy. Lows in the upper 40s. Northwest winds 5 to 10 mph.
Thursday... Sunny. Highs in the mid 60s. Northwest winds up to 10 mph.
Thursday Night... Mostly clear. Lows in the lower 40s. West winds up to 5 mph shifting to the south after midnight.
Friday... Mostly sunny with a 20% chance of light rain showers. Highs around 70.
Friday Night... Mostly clear. Warmer. Lows in the mid 50s.
Saturday... Sunny. Highs in the upper 70s.
Saturday Night... Mostly clear. Lows in the upper 50s.
Sunday... Mostly sunny. Highs in the upper 70s.
Sunday Night... Partly cloudy. Lows in the mid 50s.
Columbus Day... Partly sunny. A 20% chance of light rain showers in the afternoon. Highs in the lower 70s.
Monday Night... Mostly cloudy through around midnight then becoming partly cloudy. A 40% chance of light rain showers. Lows around 50.
POP = Probability of Precipitation
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