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October Weather in Cortland, United States

Last updated: June 24, 2025

The average temperature in Cortland, United States during October is a comfortable 12°C (54°F). However, temperatures can vary widely, with a minimum of -5°C (23°F) and a maximum reaching 31°C (88°F). Expect precipitation of about 122 mm (4.8 in) spread over 12 days, and prepare for a relatively high average humidity of 82%.

October Temperature in Cortland

In October in Cortland, the average temperature is 12°C (54°F). Maximum temperatures can reach up to 31°C (88°F), while minimums can drop as low as -5°C (23°F). This diverse climate makes Cortland an ideal destination for travelers seeking both warmth and cooler escapes.

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

The chart illustrates October temperature patterns in Cortland, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cortland, October typically has an average temperature of 12°C (54°F), with highs reaching up to 31°C (88°F) and lows dropping to around -5°C (23°F).
JanFebMarAprMayJunJulAugSepOctNovDec232639486172757267533832
Data source: Temperature data for Cortland 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 Cortland

In Cortland in October, the precipitation amount is 122 mm (4.8 in) over a span of 12 days.

October Precipitation Trends in Cortland

The chart displays monthly precipitation patterns in Cortland, 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 Cortland, October typically receives around 122 mm (4.8 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec61587811116912889831071225249
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Cortland

In Cortland in October humidity is 82%. With an average temperature of 12°C (54°F), this humidity feels like a heavy blanket wrapping around you, making every step feel sluggish and sweat-inducing, which can be quite uncomfortable for traveling.

October Average Humidity in Cortland

This chart illustrates the average monthly humidity levels in Cortland, 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 Cortland is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%83%84%85%79%82%80%81%80%82%88%84%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Cortland

In Cortland 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 Cortland, you can refer to this Hourly UV Index in Cortland.

Maximum UV Index Levels in Cortland for October

The chart shows the monthly maximum UV Index (UVI) for Cortland 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 Cortland typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec35689101098632
Data source: Cortland 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 Cortland Compares to Other Months

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

This table compares monthly weather conditions in Cortland, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-5°C (24°F)60 mm (2.4 inches)82%moderate
February Weather-4°C (26°F)58 mm (2.3 inches)83%moderate
March Weather4°C (39°F)78 mm (3.1 inches)84%high
April Weather9°C (48°F)111 mm (4.4 inches)85%very high
May Weather16°C (61°F)169 mm (6.7 inches)79%very high
June Weather22°C (72°F)128 mm (5.1 inches)82%very high
July Weather24°C (75°F)88 mm (3.5 inches)80%very high
August Weather22°C (73°F)83 mm (3.3 inches)81%very high
September Weather19°C (67°F)107 mm (4.2 inches)80%very high
October Weather12°C (54°F)122 mm (4.8 inches)82%high
November Weather3°C (38°F)52 mm (2.0 inches)88%moderate
December Weather0°C (32°F)49 mm (1.9 inches)84%low

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