Calcium, NY Weather & Growing Conditions
Overnight
56°F
Mostly Cloudy
Mostly cloudy, with a low around 56. South wind around 9 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 56°F | Mostly Cloudy | 9 mph S | 0% |
| Wednesday | 76°F | Mostly Sunny | 9 mph S | 0% |
| Wednesday Night | 57°F | Mostly Cloudy then Rain Showers Likely | 8 to 16 mph S | 72% |
| Thursday | 67°F | Rain Showers | 8 to 15 mph SW | 90% |
| Thursday Night | 48°F | Mostly Cloudy | 6 mph SW | 5% |
| Friday | 62°F | Mostly Cloudy | 2 to 6 mph SW | 10% |
| Friday Night | 41°F | Chance Rain Showers | 5 mph NE | 32% |
| Saturday | 53°F | Chance Rain Showers | 6 to 9 mph N | 47% |
| Saturday Night | 34°F | Chance Rain Showers | 3 to 7 mph NW | 47% |
| Sunday | 51°F | Chance Rain Showers | 5 to 12 mph W | 33% |
| Sunday Night | 32°F | Chance Rain Showers | 5 to 8 mph W | 36% |
| Monday | 50°F | Chance Rain Showers | 6 to 12 mph W | 36% |
| Monday Night | 33°F | Slight Chance Rain Showers | 7 mph SW | 17% |
| Tuesday | 52°F | Chance Rain Showers | 8 to 16 mph SW | 26% |
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.