Williamsville, NY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Williamsville, a village in Erie County, New York.
Today
81°F
Sunny
Sunny, with a high near 81. Southwest wind 2 to 6 mph.
7-day forecast for Williamsville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 81°F | Sunny | 2 to 6 mph SW | 0% |
| Tonight | 62°F | Mostly Clear | 0 to 5 mph SE | 0% |
| Wednesday | 86°F | Sunny then Slight Chance Showers And Thunderstorms | 6 mph SW | 16% |
| Wednesday Night | 69°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 5 mph S | 33% |
| Thursday | 84°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 | 39% |
| Friday | 82°F | Showers And Thunderstorms Likely | 6 mph SW | 55% |
| Friday Night | 66°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 3 to 7 mph SW | 55% |
| Saturday | 83°F | Chance Showers And Thunderstorms | 7 to 12 mph SW | 32% |
| Saturday Night | 68°F | Slight Chance Showers And Thunderstorms | 10 mph SW | 20% |
| Sunday | 84°F | Chance Showers And Thunderstorms | 9 to 15 mph SW | 31% |
| Sunday Night | 69°F | Chance Showers And Thunderstorms | 13 mph SW | 46% |
| Monday | 82°F | Chance Rain Showers | 15 mph SW | 43% |
| Monday Night | 65°F | Chance Showers And Thunderstorms | 7 to 12 mph SW | 51% |
Forecast source: National Weather Service (api.weather.gov) for Williamsville (42.958, -78.740). Updated through the day.
Growing snapshot for Williamsville
Last spring frost
Apr 24
First fall frost
Oct 26
Growing season
183 days
Hardiness zone
6b
More local growing data for Williamsville: nearby ZIP 14221 weather · frost dates · planting calendar · New York frost dates
Nearby towns & communities
Akron
Alden
Angola
Angola on the Lake
Billington Heights
Blasdell
Buffalo
Cheektowaga
Clarence
Clarence Center
Depew
East Aurora
Eden
Eggertsville
Elma Center
Farnham
Grandyle Village
Hamburg
Harris Hill
Highland-on-the-Lake
Holland
Kenmore
Lackawanna
Lake Erie Beach
Lancaster
North Boston
North Collins
Orchard Park
Rapids
Sloan
Climate data from the nearest NOAA station, Buffalo, Ny (2.6 mi from Williamsville). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.