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August Weather in Iron River, United States

Last updated: June 24, 2025

In August, the average temperature in Iron River, United States hovers around 18°C (65°F). Expect a range from a chilly 3°C (37°F) to a warm 32°C (89°F). During this month, you can anticipate about 110 mm (4.3 in) of precipitation spread over 13 days, adding to an average humidity of 73%. Prepare for a mix of weather as you enjoy your time in this vibrant locale!

August Temperature in Iron River

In August in Iron River, the average temperature is 18°C (65°F). Maximums can reach 32°C (89°F) and minimums can be as low as 3°C (37°F). This variation makes Iron River an ideal destination for travelers who enjoy diverse weather conditions and outdoor activities.

August Weather in Iron River: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Iron River, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Iron River, August typically has an average temperature of 18°C (65°F), with highs reaching up to 32°C (89°F) and lows dropping to around 3°C (37°F).
JanFebMarAprMayJunJulAugSepOctNovDec151527375364686458442920
Data source: Temperature data for Iron River 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.

August Precipitation in Iron River

In Iron River in August, the total precipitation amount is 110 mm (4.3 in) over the course of 13 days.

August Precipitation Trends in Iron River

The chart displays monthly precipitation patterns in Iron River, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Iron River, August typically receives around 110 mm (4.3 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec34514791809498110961095358
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Iron River

In Iron River in August, humidity is 73%. With an average temperature of 18°C (65°F), this humidity feels like a warm, slightly muggy embrace that can make exploring the outdoors a bit sticky, yet still pleasant for leisurely strolls and sightseeing.

August Average Humidity in Iron River

This chart illustrates the average monthly humidity levels in Iron River, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Iron River is approximately 73%, 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 August generated using information from the Copernicus Climate Change Service.

August UV Index in Iron River

In Iron River in August, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Iron River.

Maximum UV Index Levels in Iron River for August

The chart shows the monthly maximum UV Index (UVI) for Iron River in August, 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 August, the maximum UV index in Iron River typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2458810997532
Data source: Iron River August 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 August Weather in Iron River Compares to Other Months

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

This table compares monthly weather conditions in Iron River, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-9°C (15°F)34 mm (1.3 inches)89%low
February Weather-10°C (15°F)51 mm (2.0 inches)90%moderate
March Weather-3°C (27°F)47 mm (1.8 inches)87%moderate
April Weather3°C (38°F)91 mm (3.6 inches)84%very high
May Weather12°C (53°F)80 mm (3.2 inches)77%very high
June Weather18°C (64°F)94 mm (3.7 inches)75%very high
July Weather20°C (69°F)98 mm (3.9 inches)74%very high
August Weather18°C (65°F)110 mm (4.3 inches)73%very high
September Weather14°C (58°F)96 mm (3.8 inches)78%high
October Weather7°C (44°F)109 mm (4.3 inches)84%moderate
November Weather-2°C (29°F)53 mm (2.1 inches)89%moderate
December Weather-6°C (21°F)57 mm (2.3 inches)87%low

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