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December Weather in Poplar, United States

Last updated: June 24, 2025

In December, the average temperature in Poplar, United States hovers around -6°C (22°F). During this month, temperatures can swing dramatically, with minimums dropping to -33°C (-27°F) and maximums peaking at 19°C (66°F). Expect a bit of moisture, with 18 mm (0.7 in) of precipitation spread over 4 days, and prepare for the chill, as the average humidity rests at a brisk 84%.

December Temperature in Poplar

In December in Poplar, the average temperature is -6°C (22°F). Maximums can reach 19°C (66°F), while minimums can dip as low as -33°C (-27°F). Be prepared for a wide range of temperatures if you plan to travel during this time.

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

The chart illustrates December temperature patterns in Poplar, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Poplar, December typically has an average temperature of -6°C (22°F), with highs reaching up to 19°C (66°F) and lows dropping to around -33°C (-27°F).
JanFebMarAprMayJunJulAugSepOctNovDec171330415567737060433122
Data source: Temperature data for Poplar 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 Poplar

In Poplar in December, the total precipitation amount is 18 mm (0.7 in) spread over a duration of 4 days.

December Precipitation Trends in Poplar

The chart displays monthly precipitation patterns in Poplar, 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 Poplar, December typically receives around 18 mm (0.7 inches) of precipitation spread over approximately 4 days.
JanFebMarAprMayJunJulAugSepOctNovDec92222253966323061242218
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Poplar

In Poplar in December humidity is 84%. With an average temperature of -6°C (22°F), this humidity feels like an unpleasant chill that seeps into your bones, making travel feel much more uncomfortable and harsh than the temperature alone suggests.

December Average Humidity in Poplar

This chart illustrates the average monthly humidity levels in Poplar, 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 Poplar is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%83%76%70%76%78%78%73%67%68%77%84%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Poplar

In Poplar 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 Poplar, you can visit Hourly UV Index in Poplar.

Maximum UV Index Levels in Poplar for December

The chart shows the monthly maximum UV Index (UVI) for Poplar 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 Poplar typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2358810997532
Data source: Poplar 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 Poplar Compares to Other Months

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

This table compares monthly weather conditions in Poplar, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-8°C (18°F)9 mm (0.4 inches)80%low
February Weather-10°C (13°F)22 mm (0.9 inches)83%moderate
March Weather-1°C (31°F)21 mm (0.8 inches)75%moderate
April Weather5°C (41°F)24 mm (1.0 inches)70%very high
May Weather13°C (56°F)39 mm (1.5 inches)76%very high
June Weather20°C (67°F)66 mm (2.6 inches)78%very high
July Weather23°C (74°F)32 mm (1.3 inches)78%very high
August Weather21°C (71°F)30 mm (1.2 inches)73%very high
September Weather15°C (60°F)61 mm (2.4 inches)67%high
October Weather6°C (43°F)24 mm (0.9 inches)68%moderate
November Weather-1°C (31°F)22 mm (0.9 inches)77%moderate
December Weather-6°C (22°F)18 mm (0.7 inches)84%low

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