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December Weather in Ranier, United States

Last updated: June 24, 2025

In Ranier, United States, the average temperature in December hovers around -10°C (15°F). Temperature extremes vary significantly, with a minimum of -36°C (-33°F) and a maximum of 7°C (45°F). This chilly month sees about 44 mm (1.7 in) of precipitation over 9 days, while the air remains quite humid at an average of 96%.

December Temperature in Ranier

In December in Ranier, the average temperature is -10°C (15°F), with maximums reaching 7°C (45°F) and minimums dipping as low as -36°C (-33°F). Travelers should be prepared for extreme cold conditions and dress warmly if visiting during this time.

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

The chart illustrates December temperature patterns in Ranier, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ranier, December typically has an average temperature of -10°C (15°F), with highs reaching up to 7°C (45°F) and lows dropping to around -36°C (-33°F).
JanFebMarAprMayJunJulAugSepOctNovDec8826375365706657432715
Data source: Temperature data for Ranier 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 Ranier

In Ranier in December, the precipitation amount is 44 mm (1.7 in) over the course of 9 days.

December Precipitation Trends in Ranier

The chart displays monthly precipitation patterns in Ranier, 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 Ranier, December typically receives around 44 mm (1.7 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec2428264947878071145994244
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Ranier

In Ranier in December, humidity is 96%. With an average temperature of -10°C (15°F), this humidity feels like a chilling mist that clings to your skin, making every breath crisp and biting, and causing everything around you to feel damp and frosty, which can be quite uncomfortable for traveling.

December Average Humidity in Ranier

This chart illustrates the average monthly humidity levels in Ranier, 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 Ranier is approximately 96%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec96%95%92%85%75%71%70%72%75%82%90%96%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Ranier

In Ranier in December, the maximum UV index is 1, which corresponds to a low Exposure Category. This means you have a time to burn of 45 minutes. For more details, you can check the Hourly UV Index in Ranier.

Maximum UV Index Levels in Ranier for December

The chart shows the monthly maximum UV Index (UVI) for Ranier 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 Ranier typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235789987421
Data source: Ranier 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 Ranier Compares to Other Months

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

This table compares monthly weather conditions in Ranier, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-13°C (8°F)24 mm (0.9 inches)96%low
February Weather-13°C (8°F)28 mm (1.1 inches)95%moderate
March Weather-4°C (26°F)26 mm (1.0 inches)92%moderate
April Weather3°C (37°F)49 mm (1.9 inches)85%high
May Weather12°C (53°F)47 mm (1.8 inches)75%very high
June Weather18°C (65°F)87 mm (3.4 inches)71%very high
July Weather21°C (70°F)80 mm (3.1 inches)70%very high
August Weather19°C (67°F)71 mm (2.8 inches)72%very high
September Weather14°C (57°F)145 mm (5.7 inches)75%high
October Weather6°C (43°F)99 mm (3.9 inches)82%moderate
November Weather-3°C (27°F)42 mm (1.7 inches)90%low
December Weather-10°C (15°F)44 mm (1.7 inches)96%low

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