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December Weather in Fargo, United States

Last updated: June 24, 2025

In Fargo, United States, the average temperature in December hovers around -8°C (19°F), creating a chilly atmosphere. Minimum temperatures can plunge to an icy -32°C (-26°F), while the mercury can rise as high as 10°C (51°F). Expect 41 mm (1.6 in) of precipitation across 8 days, accompanied by an average humidity of 86%, giving the air a crisp, brisk quality.

December Temperature in Fargo

In December in Fargo, the average temperature is -8°C (19°F). Maximum temperatures can reach 10°C (51°F), while minimums can plummet as low as -32°C (-26°F). Travelers should prepare for a wide range of temperatures and bundle up for the colder extremes.

December Weather in Fargo: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Fargo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Fargo, December typically has an average temperature of -8°C (19°F), with highs reaching up to 10°C (51°F) and lows dropping to around -32°C (-26°F).
JanFebMarAprMayJunJulAugSepOctNovDec111028405770736961442918
Data source: Temperature data for Fargo 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 Fargo

In Fargo in December, the total precipitation amount is 41 mm (1.6 in) occurring over the course of 8 days.

December Precipitation Trends in Fargo

The chart displays monthly precipitation patterns in Fargo, 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 Fargo, December typically receives around 41 mm (1.6 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec1821274952100709478852041
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Fargo

In Fargo in December humidity is 86%. With an average temperature of -8°C (19°F), this humidity feels like a damp chill that seeps into your bones, making outdoor adventures less enjoyable and requiring extra layers for comfort while traveling.

December Average Humidity in Fargo

This chart illustrates the average monthly humidity levels in Fargo, 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 Fargo is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%92%85%81%75%79%77%78%77%79%86%86%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Fargo

In Fargo 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 Fargo, you can visit Hourly UV Index in Fargo.

Maximum UV Index Levels in Fargo for December

The chart shows the monthly maximum UV Index (UVI) for Fargo 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 Fargo typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2457810987532
Data source: Fargo 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 Fargo Compares to Other Months

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

This table compares monthly weather conditions in Fargo, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-12°C (11°F)18 mm (0.7 inches)90%low
February Weather-12°C (11°F)20 mm (0.8 inches)92%moderate
March Weather-2°C (29°F)27 mm (1.0 inches)85%moderate
April Weather5°C (40°F)49 mm (1.9 inches)81%high
May Weather14°C (57°F)52 mm (2.1 inches)75%very high
June Weather21°C (70°F)100 mm (3.9 inches)79%very high
July Weather23°C (73°F)70 mm (2.7 inches)76%very high
August Weather20°C (69°F)94 mm (3.7 inches)78%very high
September Weather16°C (61°F)78 mm (3.1 inches)77%high
October Weather7°C (45°F)85 mm (3.3 inches)79%moderate
November Weather-2°C (29°F)20 mm (0.8 inches)86%moderate
December Weather-8°C (19°F)41 mm (1.6 inches)86%low

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