10-day forecast for Olean, NY: 47° to 85°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
85°
Best day: Sunday, August 9
82° · 0.56 in
Worst day: Tuesday, August 11
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 0985° / 66°0
Morning67°feels 68°
Afternoon82°feels 81°
Evening73°feels 74°
Overnight68°feels 69°
85 °
Olean, Sunday, 9 August
Clear. High 85°, low 66°.
Pressure30.06 inHg
Wind4.1 mph NW
Humidity48%
Visibility6.2 mi
Dew point57°
Mon, 1078° / 65°0.15
Morning67°feels 68°
Afternoon77°feels 78°
Evening73°feels 75°
Overnight66°feels 66°
78 °
Olean, Monday, 10 August
Light rain. High 78°, low 65°.
Pressure29.97 inHg
Wind8.2 mph SW
Humidity90%
Visibility6.2 mi
Dew point67°
Tue, 1182° / 65°0.56
Morning68°feels 69°
Afternoon82°feels 83°
Evening69°feels 70°
Overnight67°feels 68°
82 °
Olean, Tuesday, 11 August
Rain. High 82°, low 65°.
Pressure29.94 inHg
Wind5.3 mph SW
Humidity83%
Visibility6.2 mi
Dew point66°
Wed, 1273° / 63°0.02
Morning65°feels 66°
Afternoon73°feels 73°
Evening68°feels 69°
Overnight64°feels 65°
73 °
Olean, Wednesday, 12 August
Light rain. High 73°, low 63°.
Pressure29.83 inHg
Wind4 mph NW
Humidity76%
Visibility6.2 mi
Dew point62°
Thu, 1364° / 52°0.06
Morning62°feels 62°
Afternoon57°feels 57°
Evening58°feels 57°
Overnight55°feels 54°
64 °
Olean, Thursday, 13 August
Light rain. High 64°, low 52°.
Pressure29.91 inHg
Wind13.1 mph N
Humidity96%
Visibility—
Dew point57°
Fri, 1464° / 47°0.02
Morning55°feels 54°
Afternoon62°feels 61°
Evening54°feels 53°
Overnight50°feels 50°
64 °
Olean, Friday, 14 August
Light rain. High 64°, low 47°.
Pressure30.03 inHg
Wind7.8 mph NW
Humidity59%
Visibility—
Dew point47°
Sat, 1568° / 49°0.01
Morning56°feels 55°
Afternoon64°feels 63°
Evening56°feels 56°
Overnight53°feels 53°
68 °
Olean, Saturday, 15 August
Light rain. High 68°, low 49°.
Pressure30.24 inHg
Wind8.7 mph NW
Humidity51%
Visibility—
Dew point45°
Sun, 1676° / 50°0
Morning61°feels 60°
Afternoon73°feels 73°
Evening62°feels 62°
Overnight57°feels 57°
76 °
Olean, Sunday, 16 August
Mostly clear. High 76°, low 50°.
Pressure30.27 inHg
Wind3.4 mph W
Humidity40%
Visibility—
Dew point47°
Mon, 1780° / 52°0
Morning64°feels 63°
Afternoon77°feels 77°
Evening64°feels 64°
Overnight60°feels 59°
80 °
Olean, Monday, 17 August
Overcast. High 80°, low 52°.
Pressure30.06 inHg
Wind8.2 mph W
Humidity35%
Visibility—
Dew point47°
About this forecast
How reliable is a 10-day forecast?
The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.
What does the time-of-day table show?
Temperature in Olean, NY around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.
How is the best day chosen?
We weigh the daytime high against precipitation: a warm, dry day scores highest.