Black River Weather Forecast
- 59
- 76
Chance Thunderstorms
- 63
- 80
Partly Sunny
- 63
- 81
Rain Showers
- 58
- 75
Rain Showers
- 58
- 78
Mostly Sunny
- 63
- 82
Mostly Sunny
Today 30 Jul Jefferson
Partly sunny. A chance of Showers and Thunderstorms late. Highs Ranging from the lower 70s on the tug hill to the upper 70s across the lower Elevations. Light north Winds. Chance of rain 30 percent.
Tonight 30 Jul Jefferson
Partly cloudy. A chance of Showers and Thunderstorms in the evening. Some patchy fog developing. Lows Ranging from the upper 50s across the tug hill to the lower 60s along the lake Ontario shore. Light Winds. Chance of rain 30 percent.
Black River Temperature Statistics
July Temperature
Fort Drum / Wheeler-Sack U. S. Army Airfield (3.7 miles)
Lowest 17 July, 2026
50.9 °FAverage July
72 °FHighest 1 July, 2026
90 °F
Climate (2021–2026)
Fort Drum / Wheeler-Sack U. S. Army Airfield (3.7 miles)
Average Low 2021–2026
39.3 °FAverage 2021–2026
47.8 °FAverage High 2021–2026
55.9 °F