Grass Island Weather Forecast
- 71
- 81
Partly Sunny
- 74
- 84
Mostly Sunny
- 74
- 83
Chance Thunderstorms
- 72
- 83
Rain Showers Likely
- 71
- 81
Chance Thunderstorms
- 69
- 77
Chance Thunderstorms
- 69
- 76
Chance Rain Showers
Today 5 Jul Southern Fairfield
Mostly sunny. Highs in the mid 80s. South Winds 5 to 10 Mph.
Tonight 5 Jul Southern Fairfield
Partly cloudy. Lows in the upper 60s. Southwest Winds 5 to 10 Mph. Gusts up to 20 Mph in the evening.
Grass Island Temperature Statistics
July Temperature
White Plains - Westchester County Airport (8.7 miles)
Lowest 3 July, 2025
64 °FAverage July
76.1 °FHighest 1 July, 2025
91 °F
Climate (2020–Present)
White Plains - Westchester County Airport (8.7 miles)
Average Low 2020–2025
46 °FAverage 2020–2025
54.1 °FAverage High 2020–2025
62.3 °F