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September Weather in Biwabik, United States

Last updated: June 24, 2025

In September, the average temperature in Biwabik, United States hovers around 14°C (57°F), with a minimum of -3°C (28°F) and a peak of 30°C (86°F). Expect 114 mm (4.5 in) of precipitation over approximately 14 days, along with a comfortable average humidity of 73%.

September Temperature in Biwabik

In September in Biwabik, the average temperature is 14°C (57°F). Maximums can reach 30°C (86°F), while minimums can drop as low as -3°C (28°F). This wide range makes it essential for travelers to pack layers and be prepared for varying weather conditions.

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

The chart illustrates September temperature patterns in Biwabik, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Biwabik, September typically has an average temperature of 14°C (57°F), with highs reaching up to 30°C (86°F) and lows dropping to around -3°C (28°F).
JanFebMarAprMayJunJulAugSepOctNovDec9926375364686557422616
Data source: Temperature data for Biwabik 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 Biwabik

In Biwabik in September, the total precipitation amount is 114 mm (4.5 in) over the course of 14 days.

September Precipitation Trends in Biwabik

The chart displays monthly precipitation patterns in Biwabik, 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 Biwabik, September typically receives around 114 mm (4.5 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec23293462748510289114924355
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Biwabik

In Biwabik in September, humidity is 73%. With an average temperature of 14°C (57°F), this humidity feels like a warm embrace, making outdoor activities enjoyable but potentially uncomfortable for extended periods. Travelers should stay hydrated and take breaks in shaded areas to fully appreciate the vibrant surroundings.

September Average Humidity in Biwabik

This chart illustrates the average monthly humidity levels in Biwabik, 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 Biwabik is approximately 73%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec93%93%89%85%76%71%70%71%73%82%88%91%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Biwabik

In Biwabik 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 Biwabik.

Maximum UV Index Levels in Biwabik for September

The chart shows the monthly maximum UV Index (UVI) for Biwabik 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 Biwabik typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec245789987532
Data source: Biwabik 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 Biwabik Compares to Other Months

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

This table compares monthly weather conditions in Biwabik, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-13°C (9°F)23 mm (0.9 inches)93%low
February Weather-13°C (9°F)29 mm (1.1 inches)93%moderate
March Weather-4°C (26°F)34 mm (1.3 inches)89%moderate
April Weather3°C (37°F)62 mm (2.4 inches)85%high
May Weather12°C (53°F)74 mm (2.9 inches)76%very high
June Weather18°C (64°F)85 mm (3.4 inches)71%very high
July Weather20°C (68°F)102 mm (4.0 inches)70%very high
August Weather18°C (65°F)89 mm (3.5 inches)71%very high
September Weather14°C (57°F)114 mm (4.5 inches)73%high
October Weather6°C (42°F)92 mm (3.6 inches)81%moderate
November Weather-3°C (26°F)43 mm (1.7 inches)87%moderate
December Weather-9°C (16°F)55 mm (2.2 inches)91%low

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