Holtsville Weather Forecast
- 35
- 64
Rain Showers
- 36
- 52
Sunny
- 40
- 57
Mostly Sunny
- 46
- 58
Mostly Cloudy
- 53
- 64
Slight Chance Rain Showers
- 52
- 72
Partly Sunny
Today 24 Apr Southwest Suffolk
Mostly cloudy. A slight chance of Showers this Morning, then scattered Showers this afternoon. Highs in the lower 60s. Southwest Winds 10 to 15 Mph, becoming west this afternoon. Gusts up to 25 Mph. Chance of rain 30 percent.
Tonight 24 Apr Southwest Suffolk
Partly cloudy with isolated rain Showers in the Evening, then clear after midnight. Lows in the upper 30s. North Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 20 percent.
Holtsville Temperature Statistics
April Temperature
Islip, Long Island Mac Arthur Airport (3.1 miles)
Lowest 5 April, 2024
35.7 °FAverage April
50.4 °FHighest 15 April, 2024
78.7 °F
Climate (2019–Present)
Islip, Long Island Mac Arthur Airport (3.1 miles)
Take a look at our website widgetsAvailable free! Find Out MoreAverage Low 2019–2024
47.3 °FAverage 2019–2024
54.9 °FAverage High 2019–2024
62.5 °F