December Weather in Larchwood, United States

Last updated: June 24, 2025

In December, the average temperature in Larchwood, United States hovers around -3°C (26°F), with extremes ranging from a chilling -23°C (-10°F) to a milder 15°C (60°F). Precipitation totals 38 mm (1.5 in) over 4 days, while the average humidity sits at a brisk 83%.

December Temperature in Larchwood

In December in Larchwood, the average temperature is -3°C (26°F), with maximums reaching up to 15°C (60°F) and minimums plummeting as low as -23°C (-10°F). Travelers should be prepared for a wide temperature range, ensuring they pack accordingly for both chilly and milder conditions.

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

The chart illustrates December temperature patterns in Larchwood, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Larchwood, December typically has an average temperature of -3°C (26°F), with highs reaching up to 15°C (60°F) and lows dropping to around -23°C (-10°F).
JanFebMarAprMayJunJulAugSepOctNovDec201935445973757165483426
Data source: Temperature data for Larchwood 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 Larchwood

In Larchwood in December, the total precipitation amount is 38 mm (1.5 in) spread over the course of 4 days.

December Precipitation Trends in Larchwood

The chart displays monthly precipitation patterns in Larchwood, 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 Larchwood, December typically receives around 38 mm (1.5 inches) of precipitation spread over approximately 4 days.
JanFebMarAprMayJunJulAugSepOctNovDec23256582125907995105822538
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Larchwood

In Larchwood in December, humidity is 83%. With an average temperature of -3°C (26°F), this humidity feels like a heavy blanket of cold air enveloping you, making it challenging to stay warm while traveling. The dampness seeps into your clothing, creating an uncomfortable chill that lingers even indoors, often requiring extra layers and careful planning for outdoor activities.

December Average Humidity in Larchwood

This chart illustrates the average monthly humidity levels in Larchwood, 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 Larchwood is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%84%75%79%74%81%82%80%75%77%85%83%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Larchwood

In Larchwood 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 Larchwood, you can check the information here.

Maximum UV Index Levels in Larchwood for December

The chart shows the monthly maximum UV Index (UVI) for Larchwood 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 Larchwood typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec25589111098533
Data source: Larchwood 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 Larchwood Compares to Other Months

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

This table compares monthly weather conditions in Larchwood, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-7°C (20°F)23 mm (0.9 inches)80%low
February Weather-7°C (20°F)25 mm (1.0 inches)84%moderate
March Weather2°C (35°F)65 mm (2.5 inches)75%moderate
April Weather7°C (45°F)82 mm (3.2 inches)79%very high
May Weather15°C (59°F)125 mm (4.9 inches)74%very high
June Weather23°C (73°F)90 mm (3.5 inches)81%extreme
July Weather24°C (75°F)79 mm (3.1 inches)82%very high
August Weather22°C (71°F)95 mm (3.7 inches)80%very high
September Weather18°C (65°F)105 mm (4.1 inches)75%very high
October Weather9°C (48°F)82 mm (3.2 inches)77%moderate
November Weather1°C (35°F)25 mm (1.0 inches)85%moderate
December Weather-3°C (26°F)38 mm (1.5 inches)83%moderate

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