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September Weather in Keshena, United States

Last updated: June 24, 2025

In Keshena, United States, the average temperature in September hovers around 16°C (61°F). Expect a minimum of 1°C (34°F) and occasionally soaring to a maximum of 33°C (91°F). Rainfall can reach about 81 mm (3.2 in) over 11 days, while the air remains comfortably humid with an average humidity of 78%.

September Temperature in Keshena

In September, in Keshena, the average temperature is 16°C (61°F). The maximum can reach 33°C (91°F), while the minimum can dip as low as 1°C (34°F). Travelers should be prepared for a wide range of temperatures and pack accordingly.

September Weather in Keshena: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Keshena, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Keshena, September typically has an average temperature of 16°C (61°F), with highs reaching up to 33°C (91°F) and lows dropping to around 1°C (34°F).
JanFebMarAprMayJunJulAugSepOctNovDec181831415667716861473324
Data source: Temperature data for Keshena 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 Keshena

In Keshena in September, the precipitation amount is 81 mm (3.2 in) over a span of 11 days.

September Precipitation Trends in Keshena

The chart displays monthly precipitation patterns in Keshena, 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 Keshena, September typically receives around 81 mm (3.2 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec36495697101109113119811025156
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Keshena

In Keshena in September, humidity is 78%. With an average temperature of 16°C (61°F), this humidity feels like a warm, sticky embrace, making travel somewhat uncomfortable as it clings to your skin and creates a heavy atmosphere that can drain your energy.

September Average Humidity in Keshena

This chart illustrates the average monthly humidity levels in Keshena, 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 Keshena is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%90%87%84%77%75%75%73%78%84%89%87%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Keshena

In Keshena 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 Keshena.

Maximum UV Index Levels in Keshena for September

The chart shows the monthly maximum UV Index (UVI) for Keshena 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 Keshena typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2457910997532
Data source: Keshena 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 Keshena Compares to Other Months

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

This table compares monthly weather conditions in Keshena, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-8°C (18°F)36 mm (1.4 inches)89%low
February Weather-8°C (18°F)49 mm (1.9 inches)90%moderate
March Weather0°C (32°F)56 mm (2.2 inches)87%moderate
April Weather5°C (42°F)97 mm (3.8 inches)84%high
May Weather13°C (56°F)101 mm (4.0 inches)77%very high
June Weather19°C (67°F)109 mm (4.3 inches)75%very high
July Weather22°C (71°F)113 mm (4.5 inches)74%very high
August Weather20°C (68°F)119 mm (4.7 inches)73%very high
September Weather16°C (61°F)81 mm (3.2 inches)78%high
October Weather9°C (48°F)102 mm (4.0 inches)84%moderate
November Weather1°C (33°F)51 mm (2.0 inches)89%moderate
December Weather-4°C (24°F)56 mm (2.2 inches)87%low

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