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December Weather in Twin Lake, United States

Last updated: June 24, 2025

In December, the average temperature in Twin Lake, United States is a chilly 1°C (33°F), with extremes ranging from a frigid -17°C (3°F) to a milder 14°C (58°F). Expect 67 mm (2.6 in) of precipitation spread over 12 days, contributing to a notably high average humidity of 86%. Stay warm and dry!

December Temperature in Twin Lake

In December in Twin Lake, the average temperature is 1°C (33°F). Maximum can reach 14°C (58°F) and minimum can be as low as -17°C (3°F). Travelers should be prepared for chilly conditions and fluctuations in temperature, making layered clothing essential for comfort.

December Weather in Twin Lake: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Twin Lake, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Twin Lake, December typically has an average temperature of 1°C (33°F), with highs reaching up to 14°C (58°F) and lows dropping to around -17°C (3°F).
JanFebMarAprMayJunJulAugSepOctNovDec272735445668747265534033
Data source: Temperature data for Twin Lake 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 Twin Lake

In Twin Lake in December, the precipitation amount is 67 mm (2.6 in) distributed over 12 days.

December Precipitation Trends in Twin Lake

The chart displays monthly precipitation patterns in Twin Lake, 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 Twin Lake, December typically receives around 67 mm (2.6 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec63656510012411956761071316967
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Twin Lake

In Twin Lake in December humidity is 86%. With average temperature 1°C (33°F), this humidity feels like a biting chill that seeps into your bones, making travel uncomfortable and necessitating extra layers for warmth to counteract the dampness in the air.

December Average Humidity in Twin Lake

This chart illustrates the average monthly humidity levels in Twin Lake, 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 Twin Lake is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%87%86%87%82%81%78%79%80%82%87%86%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Twin Lake

In Twin Lake 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 Twin Lake, you can visit Hourly UV Index in Twin Lake.

Maximum UV Index Levels in Twin Lake for December

The chart shows the monthly maximum UV Index (UVI) for Twin Lake 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 Twin Lake typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24589101097532
Data source: Twin Lake 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 Twin Lake Compares to Other Months

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

This table compares monthly weather conditions in Twin Lake, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-3°C (27°F)63 mm (2.5 inches)87%low
February Weather-3°C (27°F)65 mm (2.6 inches)87%moderate
March Weather2°C (35°F)65 mm (2.5 inches)86%moderate
April Weather7°C (44°F)100 mm (4.0 inches)87%very high
May Weather13°C (56°F)124 mm (4.9 inches)82%very high
June Weather20°C (68°F)119 mm (4.7 inches)81%very high
July Weather23°C (74°F)56 mm (2.2 inches)78%very high
August Weather22°C (72°F)75 mm (3.0 inches)79%very high
September Weather19°C (66°F)107 mm (4.2 inches)79%high
October Weather12°C (54°F)131 mm (5.2 inches)82%moderate
November Weather4°C (40°F)69 mm (2.7 inches)87%moderate
December Weather1°C (33°F)67 mm (2.6 inches)86%low

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