Live Weather & Forecast
Weather in Williamsville
New York, United States · Real-time conditions & 3-day outlook
12°C
Feels like 9°C
54°F / Feels 49°F
Light rain
Williamsville, New York
🌞 Daytime
Updated: 2026-04-13 10:45
Humidity
97%
Wind
34.2 km/h WSW
Wind Gust
51.7 km/h
Pressure
1011 mb
Visibility
4.8 km
UV Index
0.1
(Low)
Precipitation
0.98 mm
Cloud Cover
100%
Dew Point
11.9°C
Wind Degree
241°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
180.9 μg/m³
NO₂
4.3 μg/m³
O₃
89 μg/m³
SO₂
2.2 μg/m³
PM 2.5
5.7 μg/m³
PM 10
5.8 μg/m³
Today's Hourly Forecast
24-hour breakdown for Williamsville, New York
12 AM
17°
Clear
1 AM
17°
Clear
2 AM
17°
Clear
3 AM
16°
Clear
4 AM
15°
Clear
5 AM
15°
Clear
6 AM
14°
Patchy rain nearby
7 AM
15°
Patchy rain nearby
8 AM
15°
Moderate rain at times
9 AM
15°
Patchy rain nearby
10 AM
12°
Light rain
11 AM
13°
Patchy light rain
12 PM
13°
Patchy rain nearby
1 PM
14°
Cloudy
2 PM
14°
Overcast
3 PM
14°
Overcast
4 PM
14°
Cloudy
5 PM
13°
Patchy rain nearby
6 PM
14°
Overcast
7 PM
14°
Overcast
8 PM
14°
Overcast
9 PM
14°
Overcast
10 PM
14°
Fog
11 PM
13°
Overcast
3-Day Forecast
Daily overview for Williamsville, New York
Today
Patchy rain nearby
16°
/
12°
🌧️ 89% chance of rain
💧 Avg. humidity: 83%
💨 Max wind: 34.2 km/h
🌧️ Total precip: 3.69 mm
☀️ UV Index: 0.7
🌅 Sunrise: 06:36 AM
🌇 Sunset: 07:55 PM
🌙 Waning Crescent
🌑 Moon: 23% lit
Tue, Apr 14
Moderate rain
20°
/
12°
🌧️ 88% chance of rain
💧 Avg. humidity: 91%
💨 Max wind: 26.3 km/h
🌧️ Total precip: 9.53 mm
☀️ UV Index: 0.8
🌅 Sunrise: 06:35 AM
🌇 Sunset: 07:56 PM
🌙 Waning Crescent
🌑 Moon: 15% lit
Wed, Apr 15
Heavy rain
22°
/
15°
🌧️ 88% chance of rain
💧 Avg. humidity: 91%
💨 Max wind: 24.1 km/h
🌧️ Total precip: 73.16 mm
☀️ UV Index: 0.6
🌅 Sunrise: 06:33 AM
🌇 Sunset: 07:58 PM
🌙 Waning Crescent
🌑 Moon: 8% lit
Best Time to Visit Williamsville
Plan your trip to Williamsville, United States around the most favorable weather conditions.
Peak Season
June – September
Warm, dry summers — ideal for outdoor activities.
Shoulder Season
April – May, October
Fewer crowds, moderate prices, mild weather.
Off Season
November – March
Cooler temperatures; some regions may experience rain or snow.
Frequently Asked Questions
What is the current weather in Williamsville?
Current conditions in Williamsville: Light rain, temperature 12°C, humidity 97%.
What is the best time to visit Williamsville?
The best time to visit Williamsville is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Williamsville?
Williamsville is located at approximately 43° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Williamsville?
The wettest period in Williamsville is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Williamsville?
For visits to Williamsville during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Williamsville in?
Williamsville is located in United States, in the state of New York.
What are the public holidays in Williamsville in 2026?
View the 2026 public holidays for Williamsville on our Holidays page.
What are the GPS coordinates used for the weather forecast in Williamsville?
The weather forecast for Williamsville uses coordinates 42.9638, -78.7377.