Live Weather & Forecast
Weather in Olean
New York, United States · Real-time conditions & 3-day outlook
23°C
Feels like 25°C
74°F / Feels 77°F
Partly cloudy
Olean, New York
🌞 Daytime
Updated: 2026-04-15 14:00
Humidity
56%
Wind
18.4 km/h WSW
Wind Gust
21.1 km/h
Pressure
1013 mb
Visibility
16 km
UV Index
7.2
(High)
Precipitation
0 mm
Cloud Cover
75%
Dew Point
17.5°C
Wind Degree
238°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
163.9 μg/m³
NO₂
3.4 μg/m³
O₃
95 μg/m³
SO₂
2.4 μg/m³
PM 2.5
10.3 μg/m³
PM 10
11.6 μg/m³
Today's Hourly Forecast
24-hour breakdown for Olean, New York
12 AM
16°
Clear
1 AM
15°
Partly Cloudy
2 AM
15°
Clear
3 AM
15°
Clear
4 AM
15°
Clear
5 AM
15°
Clear
6 AM
15°
Clear
7 AM
16°
Patchy rain nearby
8 AM
18°
Sunny
9 AM
19°
Sunny
10 AM
21°
Patchy rain nearby
11 AM
21°
Sunny
12 PM
22°
Sunny
1 PM
23°
Partly Cloudy
2 PM
23°
Partly cloudy
3 PM
25°
Sunny
4 PM
25°
Sunny
5 PM
25°
Sunny
6 PM
25°
Sunny
7 PM
22°
Patchy rain nearby
8 PM
20°
Patchy rain nearby
9 PM
19°
Patchy rain nearby
10 PM
18°
Clear
11 PM
17°
Clear
3-Day Forecast
Daily overview for Olean, New York
Today
Patchy rain nearby
26°
/
15°
🌧️ 88% chance of rain
💧 Avg. humidity: 80%
💨 Max wind: 19.4 km/h
🌧️ Total precip: 3.11 mm
☀️ UV Index: 1.3
🌅 Sunrise: 06:33 AM
🌇 Sunset: 07:55 PM
🌙 Waning Crescent
🌑 Moon: 8% lit
Thu, Apr 16
Heavy rain
23°
/
14°
🌧️ 84% chance of rain
💧 Avg. humidity: 88%
💨 Max wind: 23.4 km/h
🌧️ Total precip: 39.85 mm
☀️ UV Index: 1.3
🌅 Sunrise: 06:31 AM
🌇 Sunset: 07:56 PM
🌙 Waning Crescent
🌑 Moon: 3% lit
Fri, Apr 17
Patchy rain nearby
16°
/
10°
🌧️ 77% chance of rain
💧 Avg. humidity: 89%
💨 Max wind: 14 km/h
🌧️ Total precip: 3.4 mm
☀️ UV Index: 1
🌅 Sunrise: 06:30 AM
🌇 Sunset: 07:57 PM
🌙 New Moon
🌑 Moon: 0% lit
Best Time to Visit Olean
Plan your trip to Olean, 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 Olean?
Current conditions in Olean: Partly cloudy, temperature 23°C, humidity 56%.
What is the best time to visit Olean?
The best time to visit Olean is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Olean?
Olean is located at approximately 42.1° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Olean?
The wettest period in Olean is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Olean?
For visits to Olean during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Olean in?
Olean is located in United States, in the state of New York.
What are the public holidays in Olean in 2026?
View the 2026 public holidays for Olean on our Holidays page.
What are the GPS coordinates used for the weather forecast in Olean?
The weather forecast for Olean uses coordinates 42.0775, -78.4298.