nomadseason

October Weather in Chillicothe, United States

Last updated: June 24, 2025

In Chillicothe, United States, the average temperature in October settles at a comfortable 18°C (64°F). However, temperatures can vary significantly, with lows reaching -2°C (28°F) and peaking at 38°C (100°F). You'll also want to brace for a moderate precipitation amount of 69 mm (2.7 in) over approximately 5 days during the month, while enjoying an average humidity level of 71%.

October Temperature in Chillicothe

In October in Chillicothe, the average temperature is 18°C (64°F). Maximum temperatures can reach 38°C (100°F), while minimums can drop to as low as -2°C (28°F). Be prepared for a wide range of temperatures during your travels, as this weather provides both warm days and cool nights.

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

The chart illustrates October temperature patterns in Chillicothe, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Chillicothe, October typically has an average temperature of 18°C (64°F), with highs reaching up to 38°C (100°F) and lows dropping to around -2°C (28°F).
JanFebMarAprMayJunJulAugSepOctNovDec424457637381868477645346
Data source: Temperature data for Chillicothe generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

October Precipitation in Chillicothe

In Chillicothe in October, the total precipitation amount is 69 mm (2.7 in) spread over a duration of 5 days.

October Precipitation Trends in Chillicothe

The chart displays monthly precipitation patterns in Chillicothe, 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 Chillicothe, October typically receives around 69 mm (2.7 inches) of precipitation spread over approximately 5 days.
JanFebMarAprMayJunJulAugSepOctNovDec3124589311063234084692225
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

October Humidity in Chillicothe

In Chillicothe in October, humidity is 71%. With an average temperature of 18°C (64°F), this humidity feels like a warm embrace, making traveling a bit sticky but still pleasant as the warmth envelops you, urging you to explore the vibrant surroundings while staying hydrated.

October Average Humidity in Chillicothe

This chart illustrates the average monthly humidity levels in Chillicothe, 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 Chillicothe is approximately 71%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%76%70%72%82%82%80%72%64%71%81%84%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Chillicothe

In Chillicothe in October, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Chillicothe.

Maximum UV Index Levels in Chillicothe for October

The chart shows the monthly maximum UV Index (UVI) for Chillicothe 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 Chillicothe typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec468101111121110854
Data source: Chillicothe 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 Chillicothe Compares to Other Months

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

This table compares monthly weather conditions in Chillicothe, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (42°F)31 mm (1.2 inches)76%moderate
February Weather7°C (44°F)24 mm (0.9 inches)76%high
March Weather14°C (57°F)58 mm (2.3 inches)70%very high
April Weather17°C (63°F)93 mm (3.7 inches)72%very high
May Weather23°C (73°F)110 mm (4.3 inches)82%extreme
June Weather27°C (82°F)62 mm (2.5 inches)82%extreme
July Weather30°C (86°F)23 mm (0.9 inches)80%extreme
August Weather29°C (84°F)40 mm (1.6 inches)72%extreme
September Weather25°C (77°F)84 mm (3.3 inches)64%very high
October Weather18°C (64°F)69 mm (2.7 inches)71%very high
November Weather12°C (53°F)22 mm (0.9 inches)81%moderate
December Weather8°C (47°F)25 mm (1.0 inches)84%moderate

Compare Chillicothe's Climate with Cities Worldwide