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October Weather in Harlan, United States

Last updated: June 24, 2025

In Harlan, United States, the average temperature for October hovers around 15°C (60°F). However, be prepared for some variability, as temperatures can dip to a chilly -2°C (28°F) or soar to a sweltering 33°C (91°F). During this month, expect 139 mm (5.5 in) of precipitation spread over approximately 10 days, with an average humidity of 76%. Make sure to pack accordingly!

October Temperature in Harlan

In October in Harlan, the average temperature is 15°C (60°F). Maximums can reach 33°C (91°F) and minimums can be as low as -2°C (28°F). Be prepared for a wide range of temperatures to ensure a comfortable trip.

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

The chart illustrates October temperature patterns in Harlan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Harlan, October typically has an average temperature of 15°C (60°F), with highs reaching up to 33°C (91°F) and lows dropping to around -2°C (28°F).
JanFebMarAprMayJunJulAugSepOctNovDec374248556570757369594541
Data source: Temperature data for Harlan 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 Harlan

In Harlan, in October, the total precipitation amount is 139 mm (5.5 in) accumulated over 10 days.

October Precipitation Trends in Harlan

The chart displays monthly precipitation patterns in Harlan, 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 Harlan, October typically receives around 139 mm (5.5 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec9719314516314513212113810413981136
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Harlan

In Harlan in October humidity is 76%. With an average temperature of 15°C (60°F), this humidity feels like a warm, damp blanket wrapping around you, making outdoor activities a bit more challenging and urging you to stay hydrated while exploring the area.

October Average Humidity in Harlan

This chart illustrates the average monthly humidity levels in Harlan, 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 Harlan is approximately 76%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%88%87%84%84%83%79%66%67%76%89%88%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Harlan

In Harlan in October, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Harlan.

Maximum UV Index Levels in Harlan for October

The chart shows the monthly maximum UV Index (UVI) for Harlan 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 Harlan typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec46810111111109753
Data source: Harlan 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 Harlan Compares to Other Months

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

This table compares monthly weather conditions in Harlan, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (37°F)97 mm (3.8 inches)88%moderate
February Weather6°C (43°F)193 mm (7.6 inches)88%high
March Weather9°C (48°F)145 mm (5.7 inches)87%very high
April Weather13°C (56°F)163 mm (6.4 inches)84%very high
May Weather18°C (65°F)145 mm (5.7 inches)84%extreme
June Weather21°C (71°F)132 mm (5.2 inches)83%extreme
July Weather24°C (75°F)121 mm (4.8 inches)79%extreme
August Weather23°C (73°F)138 mm (5.4 inches)66%very high
September Weather21°C (69°F)104 mm (4.1 inches)67%very high
October Weather15°C (60°F)139 mm (5.5 inches)76%high
November Weather7°C (45°F)81 mm (3.2 inches)89%moderate
December Weather5°C (41°F)136 mm (5.3 inches)88%moderate

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