Fair Haven, NY Weather & Growing Conditions
Overnight
54°F
Rain Showers Likely
Rain showers likely. Cloudy, with a low around 54. Southeast wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 54°F | Rain Showers Likely | 5 mph SE | 68% |
| Sunday | 65°F | Rain Showers then Cloudy | 5 to 9 mph E | 76% |
| Sunday Night | 50°F | Mostly Cloudy | 7 to 13 mph NE | 3% |
| Monday | 60°F | Mostly Cloudy | 13 mph NE | 0% |
| Monday Night | 48°F | Mostly Cloudy | 7 to 12 mph NE | 0% |
| Tuesday | 63°F | Partly Sunny | 7 to 10 mph E | 3% |
| Tuesday Night | 48°F | Mostly Cloudy | 6 to 10 mph E | 7% |
| Wednesday | 65°F | Mostly Sunny | 7 to 10 mph E | 8% |
| Wednesday Night | 48°F | Mostly Cloudy | 5 to 9 mph E | 9% |
| Thursday | 64°F | Slight Chance Rain Showers | 8 mph E | 18% |
| Thursday Night | 49°F | Partly Cloudy | 2 to 7 mph E | 14% |
| Friday | 65°F | Mostly Sunny | 2 to 10 mph NE | 10% |
| Friday Night | 50°F | Partly Cloudy | 3 to 10 mph N | 11% |
| Saturday | 68°F | Mostly Sunny | 5 to 9 mph N | 11% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Fair Haven, NY
Last spring frost
Apr 22
First fall frost
Oct 29
Growing season
187 days
Hardiness zone
6b
Explore more for Fair Haven, NY: full frost dates · planting calendar · New York frost dates
Climate data from the nearest NOAA station, Oswego, Ny (10.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.