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

72°F

22°C

Humidity 44%
Wind Speed NW 5 mph
Barometer 30.20 in
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 28 Sep 5:15 pm EDT
Extended Forecast for

Olean NY

  • Tonight

    Tonight: Patchy fog after 1am. Otherwise, clear, with a low around 44. Northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 44 °F

    Clear then
    Patchy Fog

  • Monday

    Monday: Areas of fog before 10am. Otherwise, increasing clouds, with a high near 80. Calm wind.

    High: 80 °F

    Areas Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 46. Calm wind.

    Low: 46 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 78. Calm wind becoming northeast 5 to 7 mph in the afternoon.

    High: 78 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 40. Northeast wind around 6 mph becoming calm after midnight.

    Low: 40 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 68. Calm wind becoming northeast 5 to 8 mph in the morning.

    High: 68 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 35. Northeast wind around 6 mph becoming calm in the evening.

    Low: 35 °F

    Mostly Clear

  • Thursday

    Thursday: Patchy frost before 8am. Otherwise, mostly sunny, with a high near 68. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 68 °F

    Patchy Frost
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 37.

    Low: 37 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy fog after 1am. Otherwise, clear, with a low around 44. Northwest wind 5 to 7 mph becoming calm in the evening.
Monday
Areas of fog before 10am. Otherwise, increasing clouds, with a high near 80. Calm wind.
Monday Night
Mostly cloudy, with a low around 46. Calm wind.
Tuesday
Mostly sunny, with a high near 78. Calm wind becoming northeast 5 to 7 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 40. Northeast wind around 6 mph becoming calm after midnight.
Wednesday
Sunny, with a high near 68. Calm wind becoming northeast 5 to 8 mph in the morning.
Wednesday Night
Mostly clear, with a low around 35. Northeast wind around 6 mph becoming calm in the evening.
Thursday
Patchy frost before 8am. Otherwise, mostly sunny, with a high near 68. Calm wind becoming southeast around 5 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 37.
Friday
Sunny, with a high near 73.
Friday Night
Clear, with a low around 41.
Saturday
Sunny, with a high near 76.
Saturday Night
Mostly clear, with a low around 45.
Sunday
Sunny, with a high near 78.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Olean NY
 42.08°N 78.44°W (Elev. 1453 ft)
Last Update:
4:36 pm EDT Sep 28, 2025
Forecast Valid:
5pm EDT Sep 28, 2025-6pm EDT Oct 5, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation