Williamsville, NY Weather & Growing Conditions
Today
81°F
Sunny
Sunny, with a high near 81. Southwest wind around 8 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 81°F | Sunny | 8 mph SW | 0% |
| Tonight | 62°F | Mostly Clear | 0 to 6 mph SE | 0% |
| Wednesday | 86°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 6 mph S | 15% |
| Wednesday Night | 69°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 5 mph S | 33% |
| Thursday | 85°F | Chance Showers And Thunderstorms | 5 to 8 mph SW | 41% |
| Thursday Night | 68°F | Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 3 to 7 mph SW | 38% |
| Friday | 83°F | Showers And Thunderstorms Likely | 6 mph SW | 55% |
| Friday Night | 66°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 5 mph SW | 55% |
| Saturday | 83°F | Chance Showers And Thunderstorms | 5 to 9 mph SW | 32% |
| Saturday Night | 68°F | Slight Chance Showers And Thunderstorms | 8 mph SW | 19% |
| Sunday | 84°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 7 to 12 mph SW | 31% |
| Sunday Night | 69°F | Chance Showers And Thunderstorms | 10 mph SW | 46% |
| Monday | 83°F | Chance Rain Showers | 12 mph SW | 42% |
| Monday Night | 65°F | Chance Showers And Thunderstorms | 5 to 9 mph SW | 56% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Williamsville, NY
Last spring frost
Apr 24
First fall frost
Oct 26
Growing season
183 days
Hardiness zone
6b
Explore more for Williamsville, NY: full frost dates · planting calendar · New York frost dates
Climate data from the nearest NOAA station, Buffalo, Ny (2.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.