Hillburn Reservoir Weather Forecast
- 51
- 69
Decreasing Clouds
- 44
- 68
Mostly Sunny
- 48
- 68
Partly Sunny
- 46
- 54
Rain Showers
- 44
- 51
Rain Showers Likely
- 46
- 57
Chance Rain Showers
- 46
- 62
Partly Sunny
Today 18 May Rockland
Partly sunny late this Morning, then mostly cloudy with a slight chance of Showers this afternoon. Highs around 70. West Winds around 15 Mph with Gusts up to 40 Mph. Chance of rain 20 percent.
Tonight 18 May Rockland
Mostly cloudy this Evening, then clearing. Lows in the lower 50s. Northwest Winds 10 to 15 Mph with Gusts up to 35 Mph.
Hillburn Reservoir Temperature Statistics
May Temperature
Caldwell, Essex County Airport (18 miles)
Lowest 1 May, 2025
45.6 °FAverage May
64.3 °FHighest 2 May, 2025
86.6 °F
Climate (2020–Present)
Caldwell, Essex County Airport (18 miles)
Average Low 2020–2025
47.3 °FAverage 2020–2025
56.4 °FAverage High 2020–2025
65.7 °F