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October Weather in Montana, Bulgaria

Last updated: August 22, 2025

During October in Montana, Bulgaria, the average temperature hovers around 13°C (56°F), with a minimum that can drop to 0°C (33°F) and a sunny maximum of 30°C (86°F). Expect 64 mm (2.5 in) of rainfall spread over 6 days, contributing to an average humidity level of 79%.

October Temperature in Montana

In October, in Montana, the average temperature is 13°C (56°F). Maximum temperatures can reach 30°C (86°F), while minimums can dip as low as 0°C (33°F). Travelers should be prepared for a wide range of temperatures during this time of year.

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

The chart illustrates October temperature patterns in Montana, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Montana, October typically has an average temperature of 13°C (56°F), with highs reaching up to 30°C (86°F) and lows dropping to around 0°C (33°F).
JanFebMarAprMayJunJulAugSepOctNovDec333944546370747567554638
Data source: Temperature data for Montana 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 Montana

In Montana in October, the total precipitation amount is 64 mm (2.5 in) during a span of 6 days.

October Precipitation Trends in Montana

The chart displays monthly precipitation patterns in Montana, 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 Montana, October typically receives around 64 mm (2.5 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec555388597780782723644963
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Montana

In Montana in October, humidity is 79%. With an average temperature of 13°C (56°F), this humidity feels like a damp, cool blanket wrapping around you, making traveling slightly uncomfortable and requiring you to dress in layers to stay comfortable while exploring.

October Average Humidity in Montana

This chart illustrates the average monthly humidity levels in Montana, 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 Montana is approximately 79%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%85%83%71%73%67%68%50%59%79%87%89%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Montana

In Montana in October, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Montana.

Maximum UV Index Levels in Montana for October

The chart shows the monthly maximum UV Index (UVI) for Montana 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 Montana typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec246789987532
Data source: Montana 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 Montana Compares to Other Months

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

This table compares monthly weather conditions in Montana, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (33°F)55 mm (2.2 inches)89%low
February Weather4°C (39°F)53 mm (2.1 inches)85%moderate
March Weather7°C (45°F)88 mm (3.5 inches)83%high
April Weather12°C (54°F)59 mm (2.3 inches)71%high
May Weather17°C (63°F)77 mm (3.0 inches)73%very high
June Weather21°C (71°F)80 mm (3.2 inches)67%very high
July Weather24°C (75°F)78 mm (3.1 inches)68%very high
August Weather24°C (76°F)27 mm (1.1 inches)50%very high
September Weather20°C (67°F)23 mm (0.9 inches)59%high
October Weather13°C (56°F)64 mm (2.5 inches)79%moderate
November Weather8°C (46°F)49 mm (1.9 inches)87%moderate
December Weather3°C (38°F)63 mm (2.5 inches)89%low

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