October Weather in Trail, United States

Last updated: June 24, 2025

In October, the average temperature in Trail, United States is a cool 10°C (50°F). Expect fluctuations with minimums dropping to -3°C (26°F) and maximums reaching 28°C (83°F). During this time, the area typically sees about 72 mm (2.8 in) of precipitation over 8 days, coupled with an average humidity of 77%.

October Temperature in Trail

In October in Trail, the average temperature is 10°C (50°F), with maximums reaching up to 28°C (83°F) and minimums dropping as low as -3°C (26°F). This variation in temperature makes it essential to pack layers for your travels, ensuring you're prepared for both warm days and chilly nights.

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

The chart illustrates October temperature patterns in Trail, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Trail, October typically has an average temperature of 10°C (50°F), with highs reaching up to 28°C (83°F) and lows dropping to around -3°C (26°F).
JanFebMarAprMayJunJulAugSepOctNovDec373741475462696961504236
Data source: Temperature data for Trail 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 Trail

In Trail in October, the precipitation amount is 72 mm (2.8 in) over the course of 8 days.

October Precipitation Trends in Trail

The chart displays monthly precipitation patterns in Trail, 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 Trail, October typically receives around 72 mm (2.8 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec1461701201115931175472117133
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Trail

In Trail in October, humidity is 77%. With an average temperature of 10°C (50°F), this humidity feels like a thick, heavy blanket enveloping you, making travel uncomfortable and sticky, as it clings to your skin and clothes, turning each step into a challenge.

October Average Humidity in Trail

This chart illustrates the average monthly humidity levels in Trail, 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 Trail is approximately 77%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%85%86%83%83%83%78%67%66%77%87%87%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Trail

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

Maximum UV Index Levels in Trail for October

The chart shows the monthly maximum UV Index (UVI) for Trail 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 Trail typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3478111110108642
Data source: Trail 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 Trail Compares to Other Months

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

This table compares monthly weather conditions in Trail, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (37°F)145 mm (5.7 inches)84%moderate
February Weather3°C (37°F)170 mm (6.7 inches)85%moderate
March Weather5°C (41°F)119 mm (4.7 inches)86%high
April Weather8°C (47°F)111 mm (4.4 inches)83%very high
May Weather12°C (54°F)59 mm (2.3 inches)83%extreme
June Weather17°C (62°F)31 mm (1.2 inches)83%extreme
July Weather21°C (70°F)1 mm (0.0 inches)78%very high
August Weather20°C (69°F)7 mm (0.3 inches)67%very high
September Weather16°C (61°F)54 mm (2.1 inches)66%very high
October Weather10°C (50°F)72 mm (2.8 inches)77%high
November Weather5°C (42°F)117 mm (4.6 inches)87%moderate
December Weather2°C (36°F)133 mm (5.2 inches)87%low

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