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December Weather in Port Ludlow, United States

Last updated: June 24, 2025

In Port Ludlow, United States, the average temperature in December hovers around 6°C (43°F). Expect chilly conditions, with minimum temperatures dropping to a brisk -5°C (23°F) and highs reaching a mild 13°C (55°F). This month also sees considerable precipitation, averaging 187 mm (7.4 in) spread over 21 days, contributing to an average humidity of 87%. Be prepared for a damp and cool atmosphere!

December Temperature in Port Ludlow

In December in Port Ludlow, the average temperature is 6°C (43°F). Maximum temperatures can reach up to 13°C (55°F), while minimums can drop as low as -5°C (23°F). This weather makes it essential to pack layers if you're planning to travel during this time.

December Weather in Port Ludlow: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Port Ludlow, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Port Ludlow, December typically has an average temperature of 6°C (43°F), with highs reaching up to 13°C (55°F) and lows dropping to around -5°C (23°F).
JanFebMarAprMayJunJulAugSepOctNovDec434144485458626359524743
Data source: Temperature data for Port Ludlow 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 Port Ludlow

In Port Ludlow in December, the total precipitation amount is 187 mm (7.4 in) over the course of 21 days.

December Precipitation Trends in Port Ludlow

The chart displays monthly precipitation patterns in Port Ludlow, 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 Port Ludlow, December typically receives around 187 mm (7.4 inches) of precipitation spread over approximately 21 days.
JanFebMarAprMayJunJulAugSepOctNovDec160157131124911265851129155187187
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Port Ludlow

In Port Ludlow in December, humidity is 87%. With an average temperature of 6°C (43°F), this humidity feels like a damp chill that clings to your skin, making outdoor activities uncomfortable and necessitating warm, breathable layers for traveling.

December Average Humidity in Port Ludlow

This chart illustrates the average monthly humidity levels in Port Ludlow, 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 Port Ludlow is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%84%85%83%84%84%82%73%74%83%86%87%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Port Ludlow

In Port Ludlow 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 Port Ludlow, you can visit Hourly UV Index in Port Ludlow.

Maximum UV Index Levels in Port Ludlow for December

The chart shows the monthly maximum UV Index (UVI) for Port Ludlow 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 Port Ludlow typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689987522
Data source: Port Ludlow 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 Port Ludlow Compares to Other Months

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

This table compares monthly weather conditions in Port Ludlow, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (43°F)160 mm (6.3 inches)86%low
February Weather5°C (41°F)157 mm (6.2 inches)84%moderate
March Weather7°C (45°F)131 mm (5.1 inches)85%moderate
April Weather9°C (49°F)124 mm (4.9 inches)83%high
May Weather12°C (54°F)91 mm (3.6 inches)84%very high
June Weather15°C (58°F)125 mm (4.9 inches)84%very high
July Weather17°C (62°F)58 mm (2.3 inches)82%very high
August Weather17°C (63°F)51 mm (2.0 inches)73%very high
September Weather15°C (59°F)129 mm (5.1 inches)74%high
October Weather11°C (52°F)155 mm (6.1 inches)83%moderate
November Weather8°C (47°F)187 mm (7.4 inches)86%low
December Weather6°C (43°F)187 mm (7.4 inches)87%low

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