Alexandria Bay, NY Weather & Growing Conditions
This Afternoon
63°F
Sunny
Sunny, with a high near 63. Northeast wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 63°F | Sunny | 5 mph NE | 0% |
| Tonight | 45°F | Mostly Cloudy | 2 mph E | 14% |
| Sunday | 57°F | Rain Showers | 2 to 8 mph E | 81% |
| Sunday Night | 44°F | Mostly Cloudy | 2 to 7 mph N | 0% |
| Monday | 59°F | Partly Sunny | 8 mph N | 0% |
| Monday Night | 41°F | Mostly Cloudy | 6 mph NE | 0% |
| Tuesday | 61°F | Partly Sunny | 8 mph NE | 0% |
| Tuesday Night | 42°F | Partly Cloudy | 5 to 8 mph NE | 1% |
| Wednesday | 65°F | Mostly Sunny | 7 mph E | 1% |
| Wednesday Night | 44°F | Mostly Cloudy | 3 to 7 mph E | 7% |
| Thursday | 63°F | Partly Sunny | 3 to 7 mph NE | 9% |
| Thursday Night | 45°F | Mostly Cloudy then Slight Chance Rain Showers | 3 to 7 mph NE | 15% |
| Friday | 65°F | Slight Chance Rain Showers then Partly Sunny | 5 to 9 mph NE | 15% |
| Friday Night | 46°F | Mostly Cloudy | 5 to 8 mph NE | 13% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Alexandria Bay, NY
Last spring frost
May 11
First fall frost
Oct 1
Growing season
140 days
Hardiness zone
5b
Explore more for Alexandria Bay, NY: full frost dates · planting calendar · New York frost dates
Climate data from the nearest NOAA station, Watertown Intl Ap, Ny (23.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.