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December Weather in Alexandria, United States

Last updated: June 24, 2025

In December, the average temperature in Alexandria, United States hovers around 7°C (46°F). Visitors should be prepared for a wide range of temperatures, with minimums dipping to -10°C (15°F) and maximums reaching up to 23°C (74°F). The region experiences 155 mm (6.1 in) of precipitation over approximately 11 days, contributing to an average humidity level of 88%.

December Temperature in Alexandria

In December in Alexandria, the average temperature is 7°C (46°F). The maximum can reach 23°C (74°F), while the minimum can drop as low as -10°C (15°F). Travelers should be prepared for a wide range of temperatures and pack accordingly for both warm and chilly weather.

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

The chart illustrates December temperature patterns in Alexandria, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Alexandria, December typically has an average temperature of 7°C (46°F), with highs reaching up to 23°C (74°F) and lows dropping to around -10°C (15°F).
JanFebMarAprMayJunJulAugSepOctNovDec414653597076797773634945
Data source: Temperature data for Alexandria 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 Alexandria

In Alexandria in December, the total precipitation amount is 155 mm (6.1 in) distributed over a span of 11 days.

December Precipitation Trends in Alexandria

The chart displays monthly precipitation patterns in Alexandria, 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 Alexandria, December typically receives around 155 mm (6.1 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec11320018015913715714114213613884155
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Alexandria

In Alexandria in December humidity is 88%. With an average temperature of 7°C (46°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities less enjoyable and requiring you to dress in layers to stay warm and dry while exploring.

December Average Humidity in Alexandria

This chart illustrates the average monthly humidity levels in Alexandria, 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 Alexandria is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%87%85%82%83%82%78%67%64%75%87%89%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Alexandria

In Alexandria 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 Alexandria, you can check the information here.

Maximum UV Index Levels in Alexandria for December

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

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

This table compares monthly weather conditions in Alexandria, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (41°F)113 mm (4.5 inches)87%moderate
February Weather8°C (46°F)200 mm (7.9 inches)87%high
March Weather12°C (53°F)180 mm (7.1 inches)85%high
April Weather15°C (59°F)159 mm (6.3 inches)82%very high
May Weather21°C (70°F)137 mm (5.4 inches)83%very high
June Weather24°C (76°F)157 mm (6.2 inches)82%extreme
July Weather26°C (79°F)141 mm (5.6 inches)78%extreme
August Weather25°C (78°F)142 mm (5.6 inches)67%very high
September Weather23°C (74°F)136 mm (5.4 inches)64%very high
October Weather17°C (63°F)138 mm (5.4 inches)74%high
November Weather9°C (49°F)84 mm (3.3 inches)87%moderate
December Weather7°C (46°F)155 mm (6.1 inches)88%moderate

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