Calcium, NY Weather & Growing Conditions
Tonight
55°F
Mostly Cloudy
Mostly cloudy, with a low around 55. South wind around 9 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 55°F | Mostly Cloudy | 9 mph S | 0% |
| Wednesday | 76°F | Mostly Sunny | 7 mph S | 0% |
| Wednesday Night | 58°F | Mostly Cloudy then Rain Showers | 7 to 13 mph S | 96% |
| Thursday | 67°F | Rain Showers | 7 to 14 mph SW | 96% |
| Thursday Night | 49°F | Chance Rain Showers then Mostly Cloudy | 6 mph SW | 32% |
| Friday | 62°F | Slight Chance Rain Showers | 5 mph W | 18% |
| Friday Night | 41°F | Chance Rain Showers | 3 mph N | 33% |
| Saturday | 54°F | Chance Rain Showers | 5 to 8 mph NW | 45% |
| Saturday Night | 36°F | Chance Rain Showers | 6 mph W | 45% |
| Sunday | 51°F | Chance Rain Showers then Slight Chance Light Rain | 3 to 10 mph SW | 23% |
| Sunday Night | 34°F | Slight Chance Light Rain then Chance Rain Showers | 6 mph W | 37% |
| Monday | 51°F | Chance Light Rain | 5 to 12 mph W | 37% |
| Monday Night | 34°F | Chance Light Rain then Slight Chance Rain Showers | 7 mph SW | 29% |
| Tuesday | 51°F | Chance Light Rain | 8 to 15 mph SW | 32% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Calcium, NY
Last spring frost
May 2
First fall frost
Oct 13
Growing season
163 days
Hardiness zone
5a
Explore more for Calcium, NY: full frost dates · planting calendar · New York frost dates
Climate data from the nearest NOAA station, Watertown, Ny (3.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.