National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Cattaraugus County-Olean Airport (KOLE)

Lat: 42.24°NLon: 78.37°WElev: 2135ft.

Fair

59°F

15°C

Humidity 59%
Wind Speed S 3 mph
Barometer 30.28 in
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 5 Oct 3:35 am EDT
Extended Forecast for

Olean NY

  • Overnight

    Overnight: Patchy fog after 5am. Otherwise, clear, with a low around 45. Light southeast wind.

    Low: 45 °F

    Patchy Fog

  • Sunday

    Sunday: Patchy fog before 9am. Otherwise, sunny, with a high near 82. Calm wind becoming south around 6 mph in the afternoon.

    High: 82 °F

    Patchy Fog
    then Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 48. Light south wind.

    Low: 48 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 82. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 82 °F

    Sunny

  • Monday Night

    Monday Night: A chance of showers after 2am. Partly cloudy, with a low around 54. Light south wind. Chance of precipitation is 30%.

    Low: 54 °F

    Partly Cloudy
    then Chance
    Showers

  • Tuesday

    Tuesday: Showers likely, then showers and possibly a thunderstorm after 11am. High near 74. Southwest wind 5 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 74 °F

    Showers
    Likely then
    Showers

  • Tuesday Night

    Tuesday Night: Showers, mainly before 2am. Low around 42. Southwest wind around 5 mph becoming light and variable in the evening. Chance of precipitation is 90%.

    Low: 42 °F

    Showers

  • Wednesday

    Wednesday: A chance of showers before 8am. Mostly sunny, with a high near 62. North wind 3 to 8 mph. Chance of precipitation is 30%.

    High: 62 °F

    Chance
    Showers then
    Sunny

  • Wednesday Night

    Wednesday Night: Patchy frost after 1am. Otherwise, mostly clear, with a low around 31.

    Low: 31 °F

    Mostly Clear
    then Patchy
    Frost

Detailed Forecast

Overnight
Patchy fog after 5am. Otherwise, clear, with a low around 45. Light southeast wind.
Sunday
Patchy fog before 9am. Otherwise, sunny, with a high near 82. Calm wind becoming south around 6 mph in the afternoon.
Sunday Night
Clear, with a low around 48. Light south wind.
Monday
Sunny, with a high near 82. Calm wind becoming southwest around 6 mph in the afternoon.
Monday Night
A chance of showers after 2am. Partly cloudy, with a low around 54. Light south wind. Chance of precipitation is 30%.
Tuesday
Showers likely, then showers and possibly a thunderstorm after 11am. High near 74. Southwest wind 5 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday Night
Showers, mainly before 2am. Low around 42. Southwest wind around 5 mph becoming light and variable in the evening. Chance of precipitation is 90%.
Wednesday
A chance of showers before 8am. Mostly sunny, with a high near 62. North wind 3 to 8 mph. Chance of precipitation is 30%.
Wednesday Night
Patchy frost after 1am. Otherwise, mostly clear, with a low around 31.
Thursday
Widespread frost, mainly before 9am. Otherwise, sunny, with a high near 62.
Thursday Night
Patchy frost. Otherwise, mostly clear, with a low around 35.
Friday
Areas of frost. Otherwise, mostly sunny, with a high near 66.
Friday Night
A chance of showers. Mostly cloudy, with a low around 41. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 68.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Olean NY
 42.08°N 78.41°W (Elev. 1470 ft)
Last Update:
1:36 am EDT Oct 5, 2025
Forecast Valid:
3am EDT Oct 5, 2025-6pm EDT Oct 11, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation