Waterloo, NY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Waterloo, a village in Seneca County, New York.
Tonight
60°F
Rain Showers
Rain showers after 11pm. Mostly cloudy, with a low around 60. South wind around 12 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Waterloo
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 60°F | Rain Showers | 12 mph S | 77% |
| Thursday | 72°F | Rain Showers Likely then Partly Sunny | 5 to 12 mph SW | 65% |
| Thursday Night | 48°F | Mostly Cloudy | 3 mph SW | 2% |
| Friday | 64°F | Mostly Cloudy then Slight Chance Rain Showers | 3 mph SW | 20% |
| Friday Night | 44°F | Rain Showers Likely | 3 mph NW | 72% |
| Saturday | 55°F | Rain Showers | 3 to 9 mph W | 77% |
| Saturday Night | 38°F | Chance Light Rain | 9 mph NW | 76% |
| Sunday | 56°F | Chance Light Rain then Partly Sunny | 10 mph W | 29% |
| Sunday Night | 38°F | Chance Light Rain | 9 mph W | 30% |
| Monday | 54°F | Chance Light Rain | 7 to 14 mph NW | 30% |
| Monday Night | 37°F | Partly Cloudy | 3 to 7 mph W | 11% |
| Tuesday | 60°F | Mostly Sunny then Slight Chance Light Rain | 7 to 12 mph W | 15% |
| Tuesday Night | 36°F | Slight Chance Light Rain | 6 mph W | 15% |
| Veterans Day | 53°F | Slight Chance Light Rain | 5 to 9 mph NW | 15% |
Forecast source: National Weather Service (api.weather.gov) for Waterloo (42.905, -76.859). Updated through the day.
Growing snapshot for Waterloo
Last spring frost
Apr 30
First fall frost
Oct 21
Growing season
173 days
Hardiness zone
6b
More local growing data for Waterloo: nearby ZIP 13165 weather · frost dates · planting calendar · New York frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Geneva Rsch Farm, Ny (8.1 mi from Waterloo). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 5, 2026.