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Frontenac, NY Weather Forecast
Frontenac, NY Weather Forecast Date: 400 AM EST Sun Nov 01 2026
The area/counties/county of: Jefferson, including the city of Watertown.or toggle through each period.
Today... Mostly sunny. Highs in the upper 50s. Southwest winds 10 mph or less.
Tonight... Partly cloudy and not as cold with lows ranging from around 40 on the tug hill to the mid 40s across the lower elevations. Light winds, becoming south 5 to 10 mph.
Monday... Partly to mostly sunny. Warm with highs in the lower 60s. Light winds.
Monday Night... Mostly cloudy. Lows in the upper 40s. Light winds.
Tuesday... Mostly cloudy with a 40% chance of showers. Warm with highs in the lower 60s. Light winds.
Tuesday Night... Mostly cloudy. Lows in the lower 50s.
Wednesday... Partly sunny. Highs in the upper 60s.
Wednesday Night... Mostly cloudy with a 40% chance of showers. Lows in the lower 50s.
Thursday... Showers likely. Highs in the mid 60s. Chance of rain 70%.
Thursday Night... Showers likely. Lows in the upper 40s. Chance of rain 70%.
Friday... Showers likely. Highs around 60. Chance of rain 60%.
Friday Night... Showers likely. Lows in the lower 40s. Chance of rain 60%.
POP = Probability of Precipitation
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