Theresa Weather Forecast
- 33
- 65
Rain Likely
- 28
- 44
Partly Sunny
- 37
- 55
Mostly Sunny
- 36
- 59
Partly Sunny
- 36
- 61
Mostly Sunny
- 34
- 58
Mostly Sunny
Today 16 Oct Jefferson
Periods of rain. Windy with Highs in the mid 60s. South Winds 15 to 30 Mph with Gusts up to 40 Mph this Morning, becoming west. Chance of rain near 100 percent.
Tonight 16 Oct Jefferson
Cloudy. A chance of rain Showers in the evening. Breezy, Colder with Lows Ranging from the lower 30s across the tug hill to the mid 30s along the lake Ontario shore. Northwest Winds 10 to 15 Mph with Gusts up to 30 Mph in the Evening, becoming north. Chance of rain 50 percent.
Theresa Temperature Statistics
October Temperature
Fort Drum / Wheeler-Sack U. S. Army Airfield (11.8 miles)
Lowest 6 October, 2026
33.6 °FAverage October
54.6 °FHighest 1 October, 2026
70.9 °F
Climate (2021–2026)
Fort Drum / Wheeler-Sack U. S. Army Airfield (11.8 miles)
Average Low 2021–2026
39.2 °FAverage 2021–2026
47.7 °FAverage High 2021–2026
55.9 °F