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December Weather in Sandy Lake, United States

Last updated: June 24, 2025

In December, the average temperature in Sandy Lake, United States hovers around 1°C (34°F). Expect a chilly range, with temperatures dipping as low as -18°C (0°F) and peaking at 17°C (62°F). During this month, 107 mm (4.2 in) of precipitation typically falls over 12 days, contributing to an average humidity level of 86%.

December Temperature in Sandy Lake

In December in Sandy Lake, the average temperature is 1°C (34°F). Maximums can reach 17°C (62°F) and minimums can be as low as -18°C (0°F). Be prepared for a wide temperature range when visiting, so dress in layers to ensure comfort during your travels.

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

The chart illustrates December temperature patterns in Sandy Lake, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sandy Lake, December typically has an average temperature of 1°C (34°F), with highs reaching up to 17°C (62°F) and lows dropping to around -18°C (0°F).
JanFebMarAprMayJunJulAugSepOctNovDec283138486068727065554034
Data source: Temperature data for Sandy 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 Sandy Lake

In Sandy Lake in December, the precipitation amount is 107 mm (4.2 in) spread over 12 days.

December Precipitation Trends in Sandy Lake

The chart displays monthly precipitation patterns in Sandy 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 Sandy Lake, December typically receives around 107 mm (4.2 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec103115110144156144147107115129109107
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Sandy Lake

In Sandy Lake in December, humidity is 86%. With an average temperature of 1°C (34°F), this humidity feels like a chilling embrace, making outdoor adventures brisk and invigorating but challenging for travel.

December Average Humidity in Sandy Lake

This chart illustrates the average monthly humidity levels in Sandy 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 Sandy Lake is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%88%87%87%81%83%82%76%77%82%89%86%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Sandy Lake

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

Maximum UV Index Levels in Sandy Lake for December

The chart shows the monthly maximum UV Index (UVI) for Sandy 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 Sandy Lake typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356910101098642
Data source: Sandy 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 Sandy Lake Compares to Other Months

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

This table compares monthly weather conditions in Sandy Lake, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (28°F)103 mm (4.1 inches)88%moderate
February Weather0°C (31°F)115 mm (4.5 inches)88%moderate
March Weather3°C (38°F)110 mm (4.3 inches)87%high
April Weather9°C (48°F)144 mm (5.7 inches)87%very high
May Weather15°C (60°F)156 mm (6.1 inches)81%very high
June Weather20°C (68°F)144 mm (5.7 inches)83%very high
July Weather22°C (73°F)147 mm (5.8 inches)82%very high
August Weather21°C (71°F)107 mm (4.2 inches)76%very high
September Weather18°C (65°F)115 mm (4.5 inches)77%very high
October Weather13°C (55°F)129 mm (5.1 inches)82%high
November Weather4°C (40°F)109 mm (4.3 inches)89%moderate
December Weather1°C (34°F)107 mm (4.2 inches)86%low

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