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December Weather in Portageville, United States

Last updated: June 24, 2025

In December, the average temperature in Portageville, United States hovers around 7°C (44°F), making it a cool time of year. Be prepared for a significant range in temperatures, as they can dip as low as -11°C (12°F) or climb up to 24°C (75°F). With 101 mm (4.0 in) of precipitation expected over 9 days, and an average humidity of 88%, it's wise to pack your umbrella and dress in layers for comfort!

December Temperature in Portageville

In December in Portageville, the average temperature is 7°C (44°F), with maximums reaching 24°C (75°F) and minimums dropping as low as -11°C (12°F). Travelers should be prepared for a wide range of temperatures and pack accordingly.

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

The chart illustrates December temperature patterns in Portageville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Portageville, December typically has an average temperature of 7°C (44°F), with highs reaching up to 24°C (75°F) and lows dropping to around -11°C (12°F).
JanFebMarAprMayJunJulAugSepOctNovDec394252597078817874624844
Data source: Temperature data for Portageville 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 Portageville

In Portageville in December, the total precipitation amount is 101 mm (4.0 in), occurring over a span of 9 days.

December Precipitation Trends in Portageville

The chart displays monthly precipitation patterns in Portageville, 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 Portageville, December typically receives around 101 mm (4.0 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec1081511741511271049310483115102101
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Portageville

In Portageville in December, humidity is 88%. With an average temperature of 7°C (44°F), this humidity feels like an unwelcoming chill that clings to your skin, making outdoor exploration uncomfortable and prompting frequent breaks in sheltered areas.

December Average Humidity in Portageville

This chart illustrates the average monthly humidity levels in Portageville, 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 Portageville is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%84%84%80%82%83%80%76%75%75%85%88%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Portageville

In Portageville 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 Portageville, you can check the information here.

Maximum UV Index Levels in Portageville for December

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

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

This table compares monthly weather conditions in Portageville, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (39°F)108 mm (4.3 inches)86%moderate
February Weather5°C (42°F)151 mm (5.9 inches)84%high
March Weather11°C (52°F)174 mm (6.9 inches)84%high
April Weather15°C (59°F)151 mm (6.0 inches)80%very high
May Weather21°C (70°F)127 mm (5.0 inches)82%very high
June Weather25°C (78°F)103 mm (4.1 inches)83%extreme
July Weather27°C (81°F)93 mm (3.7 inches)79%extreme
August Weather26°C (78°F)104 mm (4.1 inches)76%very high
September Weather23°C (74°F)83 mm (3.3 inches)75%very high
October Weather17°C (63°F)115 mm (4.5 inches)74%high
November Weather9°C (48°F)102 mm (4.0 inches)85%moderate
December Weather7°C (44°F)101 mm (4.0 inches)88%moderate

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