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December Weather in Boardman, United States

Last updated: June 24, 2025

In December, the average temperature in Boardman, United States hovers around 3°C (38°F), with extremes ranging from a chilly -10°C (14°F) to a mild 20°C (68°F). Expect a total precipitation of 36 mm (1.4 in) spread over 9 days, contributing to a high average humidity of 87%. Be prepared for varied weather conditions!

December Temperature in Boardman

In December in Boardman, the average temperature is 3°C (38°F), with maximums reaching up to 20°C (68°F) and minimums dropping as low as -10°C (14°F). Be prepared for a wide range of temperatures, so pack accordingly to enjoy your trip!

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

The chart illustrates December temperature patterns in Boardman, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Boardman, December typically has an average temperature of 3°C (38°F), with highs reaching up to 20°C (68°F) and lows dropping to around -10°C (14°F).
JanFebMarAprMayJunJulAugSepOctNovDec373948566673818070554538
Data source: Temperature data for Boardman 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 Boardman

In Boardman in December, the precipitation amount is 36 mm (1.4 in) over the course of 9 days.

December Precipitation Trends in Boardman

The chart displays monthly precipitation patterns in Boardman, 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 Boardman, December typically receives around 36 mm (1.4 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec34432520125039223136
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Boardman

In Boardman in December humidity is 87%. With an average temperature of 3°C (38°F), this humidity feels like a chilly blanket wrapped around you, making travel quite uncomfortable as the cold dampness seeps into your clothes and lingers in the air, often leaving you shivering and longing for warmer, drier conditions.

December Average Humidity in Boardman

This chart illustrates the average monthly humidity levels in Boardman, 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 Boardman is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%86%85%83%77%81%77%60%58%75%85%87%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Boardman

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

Maximum UV Index Levels in Boardman for December

The chart shows the monthly maximum UV Index (UVI) for Boardman 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 Boardman typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24679101098532
Data source: Boardman 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 Boardman Compares to Other Months

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

This table compares monthly weather conditions in Boardman, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (38°F)34 mm (1.4 inches)86%low
February Weather4°C (39°F)43 mm (1.7 inches)86%moderate
March Weather9°C (48°F)24 mm (1.0 inches)85%high
April Weather13°C (56°F)20 mm (0.8 inches)83%high
May Weather19°C (66°F)11 mm (0.5 inches)77%very high
June Weather23°C (73°F)5 mm (0.2 inches)81%very high
July Weather27°C (81°F)0 mm (0.0 inches)76%very high
August Weather27°C (80°F)3 mm (0.1 inches)60%very high
September Weather21°C (70°F)9 mm (0.3 inches)58%very high
October Weather13°C (56°F)22 mm (0.9 inches)75%moderate
November Weather7°C (45°F)30 mm (1.2 inches)85%moderate
December Weather3°C (38°F)36 mm (1.4 inches)87%low

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