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December Weather in McEwen, United States

Last updated: June 24, 2025

In December, the average temperature in McEwen, United States hovers around 8°C (46°F). Expect a temperature range that can dip to a chilly -10°C (14°F) or peak at a pleasant 23°C (74°F). Be prepared for 141 mm (5.5 in) of precipitation spread over 11 days, contributing to an average humidity of 88%.

December Temperature in McEwen

In December in McEwen, the average temperature is 8°C (46°F). The maximum can reach 23°C (74°F), while the minimum can drop as low as -10°C (14°F). Be sure to pack accordingly for a range of weather conditions, from warm days to chilly nights.

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

The chart illustrates December temperature patterns in McEwen, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In McEwen, December typically has an average temperature of 8°C (46°F), with highs reaching up to 23°C (74°F) and lows dropping to around -10°C (14°F).
JanFebMarAprMayJunJulAugSepOctNovDec414553597077807874634946
Data source: Temperature data for McEwen 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 McEwen

In McEwen in December, the total precipitation amount is 141 mm (5.5 in), which falls over the course of 11 days.

December Precipitation Trends in McEwen

The chart displays monthly precipitation patterns in McEwen, 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 McEwen, December typically receives around 141 mm (5.5 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec10718216516812411212112510912885141
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in McEwen

In McEwen in December, humidity is 88%. With an average temperature of 8°C (46°F), this humidity feels like a damp chill that seeps into your bones, making outdoor exploration feel much more uncomfortable than the temperature alone would suggest.

December Average Humidity in McEwen

This chart illustrates the average monthly humidity levels in McEwen, 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 McEwen is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%85%84%81%83%83%80%74%70%73%85%88%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in McEwen

In McEwen 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 McEwen, you can check the information here.

Maximum UV Index Levels in McEwen for December

The chart shows the monthly maximum UV Index (UVI) for McEwen 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 McEwen typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec36710101111109753
Data source: McEwen 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 McEwen Compares to Other Months

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

This table compares monthly weather conditions in McEwen, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (41°F)107 mm (4.2 inches)86%moderate
February Weather7°C (45°F)182 mm (7.2 inches)85%high
March Weather12°C (53°F)165 mm (6.5 inches)84%high
April Weather15°C (59°F)168 mm (6.6 inches)81%very high
May Weather21°C (70°F)124 mm (4.9 inches)83%very high
June Weather25°C (77°F)112 mm (4.4 inches)83%extreme
July Weather27°C (81°F)121 mm (4.8 inches)80%extreme
August Weather26°C (78°F)125 mm (4.9 inches)73%very high
September Weather23°C (74°F)109 mm (4.3 inches)70%very high
October Weather17°C (63°F)128 mm (5.0 inches)73%high
November Weather9°C (49°F)85 mm (3.4 inches)85%moderate
December Weather8°C (46°F)141 mm (5.5 inches)88%moderate

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