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December Weather in Everett, United States

Last updated: June 24, 2025

In December, the average temperature in Everett, United States hovers around 2°C (36°F). It's a season of contrasts, where temperatures can plummet to a chilling -14°C (7°F) or soar to a mild 20°C (68°F). Expect about 92 mm (3.6 in) of precipitation spread over 10 days, accompanied by an average humidity of 85%, creating a notably crisp atmosphere.

December Temperature in Everett

In December in Everett, the average temperature is 2°C (36°F). Maximum temperatures can reach 20°C (68°F), while the minimum can drop as low as -14°C (7°F). Pack accordingly to ensure a comfortable and enjoyable travel experience!

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

The chart illustrates December temperature patterns in Everett, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Everett, December typically has an average temperature of 2°C (36°F), with highs reaching up to 20°C (68°F) and lows dropping to around -14°C (7°F).
JanFebMarAprMayJunJulAugSepOctNovDec313541516270767468574236
Data source: Temperature data for Everett 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 Everett

In Everett in December, the total precipitation amount is 92 mm (3.6 in), which falls over the course of 10 days.

December Precipitation Trends in Everett

The chart displays monthly precipitation patterns in Everett, 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 Everett, December typically receives around 92 mm (3.6 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec6110188105124101107931241097092
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Everett

In Everett in December, humidity is 85%. With an average temperature of 2°C (36°F), this humidity feels like an icy blanket clinging to your skin, making travel challenging as the cold dampness seeps into your bones and fogs your breath.

December Average Humidity in Everett

This chart illustrates the average monthly humidity levels in Everett, 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 Everett is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%86%86%84%78%79%70%59%68%80%87%85%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Everett

In Everett in December, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Everett, you can check the information here.

Maximum UV Index Levels in Everett for December

The chart shows the monthly maximum UV Index (UVI) for Everett 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 Everett typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3579101010108743
Data source: Everett 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 Everett Compares to Other Months

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

This table compares monthly weather conditions in Everett, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (31°F)61 mm (2.4 inches)86%moderate
February Weather2°C (35°F)101 mm (4.0 inches)86%moderate
March Weather5°C (41°F)88 mm (3.5 inches)86%high
April Weather11°C (52°F)105 mm (4.1 inches)84%very high
May Weather17°C (62°F)124 mm (4.9 inches)78%very high
June Weather21°C (70°F)101 mm (4.0 inches)79%very high
July Weather25°C (76°F)107 mm (4.2 inches)70%very high
August Weather23°C (74°F)93 mm (3.6 inches)59%very high
September Weather20°C (68°F)124 mm (4.9 inches)68%very high
October Weather14°C (57°F)109 mm (4.3 inches)80%high
November Weather5°C (42°F)70 mm (2.8 inches)86%moderate
December Weather2°C (36°F)92 mm (3.6 inches)85%moderate

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