Watertown, NY 13601 Monthly Weather

Jefferson County5:57 PM EDT43.97°N, 75.91°W
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October 2026

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171°/62°0.02 inAvg 65°/44°
269°/50°0.93 inAvg 64°/44°
362°/40°Avg 64°/43°
469°/35°Avg 63°/43°
559°/39°0.09 inAvg 63°/43°
653°/33°Avg 62°/42°
770°/41°0.54 inAvg 62°/42°
863°/48°0.05 inAvg 62°/42°
960°/38°0.04 inAvg 61°/41°
1058°/32°Avg 61°/41°
1166°/42°0.06 inAvg 60°/41°
1260°/53°0.08 inAvg 60°/40°
1365°/49°1.60 inAvg 59°/40°
1459°/48°0.02 inAvg 59°/40°
1557°/44°<0.01 inAvg 59°/40°
1665°/42°0.54 inAvg 58°/39°
1745°/35°Avg 58°/39°
1858°/37°Avg 58°/39°
1963°/36°Avg 57°/38°
2061°/29°Avg 57°/38°
21Avg 56°/38°
22 Mostly Sunny 58°/31°Avg 56°/37°
23 Sunny 52°/30°Avg 56°/37°
24 Sunny 57°/35°Avg 55°/37°
25 Sunny 60°/44°Avg 55°/36°
26 Partly Sunny 60°/38°Avg 54°/36°
27 Mostly Sunny 51°/36°Avg 54°/36°
28 Partly Sunny 55°/40°Avg 54°/36°
29 Partly cloudy 65°/48°Avg 53°/35°
30 Mostly sunny 48°/41°Avg 53°/35°
31 Partly cloudy 50°/39°Avg 53°/35°
Average high62° (normal 61°)
Average low42° (normal 41°)
Warmest / coldest71° / 29°
Precipitation3.97 in (normal 2.82 in to date)
Record high today84° (1979)
Record low today23° (1992)

Observed: Watertown International Airport, 9 km away, records since 1949. Normals 1991–2020. Climate data from NOAA's Regional Climate Centers (ACIS); recent days are preliminary. Days ahead: the forecast.

Forecasts, observations and alerts in the United States come from the National Weather Service (NOAA); radar from NOAA's Multi-Radar Multi-Sensor system; satellite imagery from NASA's Global Imagery Browse Services (GIBS) and NOAA's GOES satellites; the map from the U.S. Geological Survey's National Map; air quality from AirNow (EPA and its partners); hurricane information from the National Hurricane Center; climate normals and records from NOAA's Regional Climate Centers (ACIS). Forecasts outside the United States and the UV index: MET Norway (CC BY 4.0); observations outside the U.S.: airport reports via NOAA's Aviation Weather Center. Place names: GeoNames (CC BY 4.0). Data are copied on a schedule and may lag the sources; for warnings that affect your safety, follow your local National Weather Service office and emergency officials. Weather news is drawn from the 4Conservative index and reflects what the press published. Terms of use.