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October Weather in Olean, United States

Last updated: June 24, 2025

In October, the average temperature in Olean, United States hovers around 11°C (52°F), with temperatures ranging from a chilly -2°C (28°F) to a warm 27°C (82°F). During this month, expect around 123 mm (4.8 in) of precipitation over 15 days, contributing to an average humidity level of a comfortable 81%.

October Temperature in Olean

In October in Olean, the average temperature is 11°C (52°F), with maximums reaching 27°C (82°F) and minimums dropping as low as -2°C (28°F). Be prepared for a range of weather conditions when traveling during this time.

October Weather in Olean: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Olean, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Olean, October typically has an average temperature of 11°C (52°F), with highs reaching up to 27°C (82°F) and lows dropping to around -2°C (28°F).
JanFebMarAprMayJunJulAugSepOctNovDec252734455765706862523730
Data source: Temperature data for Olean generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

October Precipitation in Olean

In Olean in October, the precipitation amount is 123 mm (4.8 in), occurring over a span of 15 days.

October Precipitation Trends in Olean

The chart displays monthly precipitation patterns in Olean, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In Olean, October typically receives around 123 mm (4.8 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec861019111713011711790931239492
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Olean

In Olean in October humidity is 81%. With an average temperature of 11°C (52°F), this humidity feels like a damp chill that can make outdoor excursions quite uncomfortable, causing a muggy heaviness that dampens clothes and leaves travelers longing for dryer weather.

October Average Humidity in Olean

This chart illustrates the average monthly humidity levels in Olean, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Olean is approximately 81%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%90%89%88%80%79%74%64%67%81%89%88%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Olean

In Olean in October, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Olean, you can refer to this Hourly UV Index in Olean.

Maximum UV Index Levels in Olean for October

The chart shows the monthly maximum UV Index (UVI) for Olean in October, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In October, the maximum UV index in Olean typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356910101098642
Data source: Olean October UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How October Weather in Olean Compares to Other Months

Weather in Olean varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in Olean, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Olean, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-4°C (25°F)86 mm (3.4 inches)89%moderate
February Weather-3°C (28°F)101 mm (4.0 inches)90%moderate
March Weather1°C (34°F)91 mm (3.6 inches)89%high
April Weather7°C (45°F)117 mm (4.6 inches)88%very high
May Weather14°C (57°F)130 mm (5.1 inches)80%very high
June Weather18°C (65°F)117 mm (4.6 inches)79%very high
July Weather21°C (70°F)116 mm (4.6 inches)74%very high
August Weather20°C (68°F)90 mm (3.6 inches)64%very high
September Weather17°C (62°F)93 mm (3.7 inches)67%very high
October Weather11°C (52°F)123 mm (4.8 inches)81%high
November Weather3°C (37°F)94 mm (3.7 inches)89%moderate
December Weather-1°C (31°F)92 mm (3.6 inches)88%low

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