Herkimer, NY Weather & Growing Conditions
Today
65°F
Mostly Sunny
Mostly sunny, with a high near 65. East wind 1 to 6 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 65°F | Mostly Sunny | 1 to 6 mph E | 0% |
| Tonight | 48°F | Mostly Cloudy then Rain Showers Likely | 6 mph E | 56% |
| Sunday | 58°F | Rain | 7 mph E | 99% |
| Sunday Night | 43°F | Patchy Fog | 5 mph N | 13% |
| Monday | 66°F | Patchy Fog then Partly Sunny | 5 mph N | 0% |
| Monday Night | 41°F | Mostly Cloudy | 5 mph NE | 0% |
| Tuesday | 63°F | Partly Sunny | 2 to 6 mph E | 0% |
| Tuesday Night | 41°F | Mostly Cloudy | 6 mph E | 1% |
| Wednesday | 63°F | Partly Sunny | 5 to 12 mph E | 3% |
| Wednesday Night | 42°F | Mostly Cloudy | 9 mph E | 13% |
| Thursday | 63°F | Slight Chance Rain Showers | 8 mph E | 22% |
| Thursday Night | 43°F | Chance Rain Showers | 2 to 6 mph E | 26% |
| Friday | 66°F | Chance Rain Showers | 2 to 6 mph NE | 26% |
| Friday Night | 44°F | Slight Chance Rain Showers | 6 mph NE | 23% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Herkimer, NY
Last spring frost
May 5
First fall frost
Oct 4
Growing season
151 days
Hardiness zone
5b
Explore more for Herkimer, NY: full frost dates · planting calendar · New York frost dates
Climate data from the nearest NOAA station, Little Falls City Rsch, Ny (5.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.