Rondout Reservoir Weather Forecast
- 40
- 64
Increasing Clouds
- 37
- 62
Partly Sunny
- 38
- 47
Rain/Snow Likely
- 37
- 58
Partly Sunny
- 40
- 62
Mostly Cloudy
- 44
- 58
Rain Showers Likely
Today 23 Apr Western Ulster
Patchy fog in the morning. Sunny. Not as cool with Highs in the lower 60s. Northwest Winds around 5 Mph, increasing to around 10 Mph in the afternoon. Gusts up to 25 Mph.
Tonight 23 Apr Western Ulster
Partly cloudy. Patchy fog. Near steady temperature around 40. Light and variable Winds.
Rondout Reservoir Temperature Statistics
April Temperature
Monticello, Sullivan County International Airport (18.6 miles)
Lowest 8 April, 2026
18 °FAverage April
49 °FHighest 16 April, 2026
82.9 °F
Climate (2021–Present)
Monticello, Sullivan County International Airport (18.6 miles)
Average Low 2021–2026
36.4 °FAverage 2021–2026
45.7 °FAverage High 2021–2026
55.1 °F