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September Weather in Hungry Horse, United States

Last updated: June 24, 2025

In September, the average temperature in Hungry Horse, United States is a mild 12°C (54°F). However, temperatures can vary significantly, with a minimum of -3°C (27°F) and a maximum of 30°C (87°F). During this month, expect 49 mm (1.9 in) of precipitation spread over about 8 days, contributing to an average humidity level of 69%.

September Temperature in Hungry Horse

In September in Hungry Horse, the average temperature is 12°C (54°F), with maximums reaching 30°C (87°F) and minimums dropping as low as -3°C (27°F). This diverse temperature range means travelers should pack layers to stay comfortable during their visit.

September Weather in Hungry Horse: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Hungry Horse, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hungry Horse, September typically has an average temperature of 12°C (54°F), with highs reaching up to 30°C (87°F) and lows dropping to around -3°C (27°F).
JanFebMarAprMayJunJulAugSepOctNovDec211629374857656354393124
Data source: Temperature data for Hungry Horse 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.

September Precipitation in Hungry Horse

In Hungry Horse in September, the precipitation amount is 49 mm (1.9 in) spread over 8 days.

September Precipitation Trends in Hungry Horse

The chart displays monthly precipitation patterns in Hungry Horse, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Hungry Horse, September typically receives around 49 mm (1.9 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec781088094777122274998115109
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Hungry Horse

In Hungry Horse in September humidity is 69%. With an average temperature of 12°C (54°F), this humidity feels like a cool, brisk morning, perfect for a light jacket but a bit damp, making outdoor activities refreshing yet slightly uncomfortable for prolonged exposure.

September Average Humidity in Hungry Horse

This chart illustrates the average monthly humidity levels in Hungry Horse, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Hungry Horse is approximately 69%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec93%91%88%84%78%77%79%69%69%78%87%94%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Hungry Horse

In Hungry Horse in September, 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 Hungry Horse.

Maximum UV Index Levels in Hungry Horse for September

The chart shows the monthly maximum UV Index (UVI) for Hungry Horse in September, 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 September, the maximum UV index in Hungry Horse typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec246799997532
Data source: Hungry Horse September 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 September Weather in Hungry Horse Compares to Other Months

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

This table compares monthly weather conditions in Hungry Horse, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-6°C (21°F)78 mm (3.1 inches)93%low
February Weather-9°C (16°F)108 mm (4.2 inches)91%moderate
March Weather-1°C (30°F)80 mm (3.2 inches)88%high
April Weather3°C (37°F)94 mm (3.7 inches)84%high
May Weather9°C (48°F)77 mm (3.0 inches)78%very high
June Weather14°C (57°F)71 mm (2.8 inches)77%very high
July Weather18°C (65°F)22 mm (0.9 inches)79%very high
August Weather17°C (64°F)27 mm (1.1 inches)69%very high
September Weather12°C (54°F)49 mm (1.9 inches)69%high
October Weather4°C (39°F)98 mm (3.8 inches)78%moderate
November Weather-1°C (31°F)115 mm (4.5 inches)87%moderate
December Weather-5°C (24°F)109 mm (4.3 inches)94%low

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