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October Weather in Fort Smith, United States

Last updated: June 24, 2025

The average temperature in Fort Smith, United States during October is 17°C (63°F). However, expect a wide range with minimums dipping to -1°C (30°F) and maximums soaring to 33°C (92°F). This month brings about 151 mm (5.9 in) of precipitation over approximately 10 days, contributing to an average humidity level of 69%.

October Temperature in Fort Smith

In October in Fort Smith, the average temperature is 17°C (63°F). The maximum can reach 33°C (92°F) and the minimum can be as low as -1°C (30°F). Be sure to pack clothing suitable for both warm and cool conditions while exploring.

October Weather in Fort Smith: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Fort Smith, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Fort Smith, October typically has an average temperature of 17°C (63°F), with highs reaching up to 33°C (92°F) and lows dropping to around -1°C (30°F).
JanFebMarAprMayJunJulAugSepOctNovDec404354596978817975625045
Data source: Temperature data for Fort Smith 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 Fort Smith

In Fort Smith in October, the precipitation amount is 151 mm (5.9 in) over a span of 10 days.

October Precipitation Trends in Fort Smith

The chart displays monthly precipitation patterns in Fort Smith, 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 Fort Smith, October typically receives around 151 mm (5.9 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec981231421572139198132781518798
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Fort Smith

In Fort Smith in October, humidity is 69%. With an average temperature of 17°C (63°F), this humidity feels like a warm embrace, making outdoor activities feel slightly heavier, yet still comfortable for exploring.

October Average Humidity in Fort Smith

This chart illustrates the average monthly humidity levels in Fort Smith, 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 Fort Smith is approximately 69%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%79%77%78%82%81%75%61%59%69%82%88%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Fort Smith

In Fort Smith 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 Fort Smith.

Maximum UV Index Levels in Fort Smith for October

The chart shows the monthly maximum UV Index (UVI) for Fort Smith 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 Fort Smith typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec46710111111109754
Data source: Fort Smith 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 Fort Smith Compares to Other Months

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

This table compares monthly weather conditions in Fort Smith, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (40°F)98 mm (3.9 inches)82%moderate
February Weather6°C (43°F)123 mm (4.8 inches)79%high
March Weather12°C (54°F)141 mm (5.6 inches)77%high
April Weather15°C (60°F)157 mm (6.2 inches)78%very high
May Weather21°C (70°F)213 mm (8.4 inches)82%extreme
June Weather25°C (78°F)91 mm (3.6 inches)81%extreme
July Weather27°C (81°F)98 mm (3.8 inches)75%extreme
August Weather26°C (79°F)132 mm (5.2 inches)61%very high
September Weather24°C (76°F)78 mm (3.1 inches)59%very high
October Weather17°C (63°F)151 mm (5.9 inches)69%high
November Weather10°C (50°F)87 mm (3.4 inches)82%moderate
December Weather7°C (46°F)98 mm (3.9 inches)87%moderate

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