Weather in Olean in September

September

City

United States > New York > City of Olean > Olean > September

Avg High

21°C

Avg Low

8°C

Rainfall

104 mm

Wind Speed

3.1 m/s

Sunshine

4.9 hrs/day

Humidity

80%

What to Expect

September offers mild conditions in Olean, with pleasant highs around 21.2°C and comfortable lows near 8.0°C. At an average of 14.6°C, it is one of the more agreeable months to visit.

Rainfall is significant in September, with an average of 104mm of precipitation expected. Visitors should be prepared for frequent rain showers and pack appropriate waterproof gear.

Daylight hours are limited in September, with roughly 4.9 hours of sunshine per day. Indoor activities and cultural attractions may be preferable on cloudier days.

Humidity levels tend to be high during September, averaging around 80%, which can make temperatures feel warmer than they are.

Expect moderate breezes in September, with average wind speeds of 3.1 m/s.

Compared to Other Months

September is 7.6°C warmer than the annual average of 7.0°C in Olean. Compared to August, temperatures in September are lower by approximately 3.8°C. Looking ahead to October, temperatures will be lower by about 6.1°C.

Temperature Comparison

What to Pack

Layer your clothing to adapt to varying temperatures. A light jacket, long trousers, and comfortable walking shoes are good choices. Bring a small umbrella just in case.

Frequently Asked Questions

Is September a good time to visit Olean?

September offers mild and pleasant weather in Olean, with average highs of 21.2°C. It is an excellent time for cultural visits and outdoor activities without the extreme heat or cold.

Does it rain a lot in Olean in September?

Yes, September sees significant rainfall in Olean, with an average of 104mm. Bring waterproof clothing and an umbrella. However, rain typically comes in short bursts rather than lasting all day.

How hot does it get in Olean in September?

In September, Olean sees average high temperatures of 21.2°C and lows of 8.0°C. The daily mean temperature is 14.6°C. These are 30-year climate normals, so actual day-to-day conditions may vary.

August October

Weather in Olean by Month

View full climate data →View current weather forecast →

Data: WorldClim 2.1

Weather in Olean in September

September

Weather in Olean in September

City

United States > New York > City of Olean > Olean > September

Avg High

21°C

Avg Low

8°C

Rainfall

104 mm

Wind Speed

3.1 m/s

Sunshine

4.9 hrs/day

Humidity

80%

What to Expect

September offers mild conditions in Olean, with pleasant highs around 21.2°C and comfortable lows near 8.0°C. At an average of 14.6°C, it is one of the more agreeable months to visit.

Rainfall is significant in September, with an average of 104mm of precipitation expected. Visitors should be prepared for frequent rain showers and pack appropriate waterproof gear.

Daylight hours are limited in September, with roughly 4.9 hours of sunshine per day. Indoor activities and cultural attractions may be preferable on cloudier days.

Humidity levels tend to be high during September, averaging around 80%, which can make temperatures feel warmer than they are.

Expect moderate breezes in September, with average wind speeds of 3.1 m/s.

Compared to Other Months

Temperature Comparison

What to Pack

Layer your clothing to adapt to varying temperatures. A light jacket, long trousers, and comfortable walking shoes are good choices. Bring a small umbrella just in case.

Frequently Asked Questions

Is September a good time to visit Olean?

September offers mild and pleasant weather in Olean, with average highs of 21.2°C. It is an excellent time for cultural visits and outdoor activities without the extreme heat or cold.

Does it rain a lot in Olean in September?

Yes, September sees significant rainfall in Olean, with an average of 104mm. Bring waterproof clothing and an umbrella. However, rain typically comes in short bursts rather than lasting all day.

How hot does it get in Olean in September?

In September, Olean sees average high temperatures of 21.2°C and lows of 8.0°C. The daily mean temperature is 14.6°C. These are 30-year climate normals, so actual day-to-day conditions may vary.

August October