Johnstown, NY Weather & Growing Conditions
Tonight
42°F
Mostly Cloudy
Mostly cloudy, with a low around 42. North wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 42°F | Mostly Cloudy | 5 mph N | 0% |
| Saturday | 62°F | Mostly Sunny | 3 mph E | 0% |
| Saturday Night | 47°F | Mostly Cloudy then Chance Rain Showers | 5 mph E | 37% |
| Sunday | 57°F | Rain Showers | 6 mph E | 98% |
| Sunday Night | 48°F | Rain Showers | 5 mph NE | 91% |
| Monday | 62°F | Mostly Sunny | 6 mph NE | 2% |
| Monday Night | 44°F | Mostly Cloudy | 7 mph NE | 3% |
| Tuesday | 58°F | Mostly Cloudy | 7 mph E | 9% |
| Tuesday Night | 43°F | Mostly Cloudy | 5 to 8 mph E | 6% |
| Wednesday | 58°F | Mostly Sunny | 9 mph E | 8% |
| Wednesday Night | 44°F | Mostly Cloudy then Chance Rain Showers | 8 mph E | 25% |
| Thursday | 58°F | Chance Rain Showers | 7 mph E | 29% |
| Thursday Night | 46°F | Chance Rain Showers | 5 mph NE | 32% |
| Friday | 64°F | Slight Chance Rain Showers | 6 mph N | 24% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Johnstown, NY
Last spring frost
May 11
First fall frost
Oct 3
Growing season
143 days
Hardiness zone
5b
Explore more for Johnstown, NY: full frost dates · planting calendar · New York frost dates
Climate data from the nearest NOAA station, Gloversville 7Nw (Peck Lake), Ny (5.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.