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December Weather in Redwood Falls, United States

Last updated: June 24, 2025

In Redwood Falls, United States, the average temperature for December hovers around -4°C (24°F), making it a chilly time of year. Expect minimum temperatures dropping as low as -25°C (-12°F), while highs can reach a comparatively mild 15°C (60°F). This month also sees about 40 mm (1.6 in) of precipitation over 6 days, contributing to an average humidity level of 84%. Be prepared for the cold, and don't forget your umbrella!

December Temperature in Redwood Falls

In December in Redwood Falls, the average temperature is -4°C (24°F), with a maximum that can reach 15°C (60°F) and a minimum that can drop as low as -25°C (-12°F). Travelers should prepare for a wide range of temperatures and dress in layers to stay comfortable.

December Weather in Redwood Falls: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Redwood Falls, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Redwood Falls, December typically has an average temperature of -4°C (24°F), with highs reaching up to 15°C (60°F) and lows dropping to around -25°C (-12°F).
JanFebMarAprMayJunJulAugSepOctNovDec161633435972747164483424
Data source: Temperature data for Redwood Falls 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.

December Precipitation in Redwood Falls

In Redwood Falls in December, the precipitation amount is 40 mm (1.6 in) over the course of 6 days.

December Precipitation Trends in Redwood Falls

The chart displays monthly precipitation patterns in Redwood Falls, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Redwood Falls, December typically receives around 40 mm (1.6 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec25266281120103118124115953040
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Redwood Falls

In Redwood Falls in December humidity is 84%. With an average temperature of -4°C (24°F), this humidity feels like an uninviting chill that seeps into your bones, making outdoor activities uncomfortable and travel quite challenging.

December Average Humidity in Redwood Falls

This chart illustrates the average monthly humidity levels in Redwood Falls, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Redwood Falls is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%89%81%82%76%81%82%83%82%82%87%84%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Redwood Falls

In Redwood Falls in December, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Redwood Falls, you can visit Hourly UV Index in Redwood Falls.

Maximum UV Index Levels in Redwood Falls for December

The chart shows the monthly maximum UV Index (UVI) for Redwood Falls in December, 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 December, the maximum UV index in Redwood Falls typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3558910998532
Data source: Redwood Falls December 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 December Weather in Redwood Falls Compares to Other Months

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

This table compares monthly weather conditions in Redwood Falls, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-9°C (17°F)25 mm (1.0 inches)85%moderate
February Weather-9°C (16°F)26 mm (1.0 inches)89%moderate
March Weather0°C (33°F)62 mm (2.5 inches)81%moderate
April Weather6°C (43°F)81 mm (3.2 inches)82%very high
May Weather15°C (60°F)120 mm (4.7 inches)76%very high
June Weather22°C (72°F)103 mm (4.1 inches)81%very high
July Weather23°C (74°F)118 mm (4.7 inches)82%very high
August Weather21°C (71°F)124 mm (4.9 inches)83%very high
September Weather18°C (65°F)115 mm (4.5 inches)82%very high
October Weather9°C (48°F)95 mm (3.8 inches)82%moderate
November Weather1°C (34°F)29 mm (1.2 inches)87%moderate
December Weather-4°C (24°F)40 mm (1.6 inches)84%low

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