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December Weather in La Porte, United States

Last updated: June 24, 2025

In La Porte, United States during December, the average temperature hovers around 1°C (34°F). Expect chilly days with temperatures dipping as low as -23°C (-9°F), while the mercury can rise to a comfortable 17°C (63°F). With an average precipitation of 61 mm (2.4 in) spread over 9 days, it's wise to prepare for some wet weather. Also, keep in mind the high humidity level at 86%, which adds to the overall brisk atmosphere.

December Temperature in La Porte

In December in La Porte, the average temperature is 1°C (34°F), with a maximum reaching 17°C (63°F) and a minimum dropping as low as -23°C (-9°F). Be sure to pack warm layers and be prepared for temperature fluctuations if you plan to travel during this time.

December Weather in La Porte: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in La Porte, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In La Porte, December typically has an average temperature of 1°C (34°F), with highs reaching up to 17°C (63°F) and lows dropping to around -23°C (-9°F).
JanFebMarAprMayJunJulAugSepOctNovDec282939496172757368554034
Data source: Temperature data for La Porte 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 La Porte

In La Porte in December, the precipitation amount is 61 mm (2.4 in) spread over 9 days.

December Precipitation Trends in La Porte

The chart displays monthly precipitation patterns in La Porte, 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 La Porte, December typically receives around 61 mm (2.4 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec7273102110173145119114741317261
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in La Porte

In La Porte in December, humidity is 86%. With an average temperature of 1°C (34°F), this humidity feels like a chilling embrace, making outdoor adventures brisk and invigorating but challenging for travel.

December Average Humidity in La Porte

This chart illustrates the average monthly humidity levels in La Porte, 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 La Porte is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%85%86%87%81%82%81%79%78%81%89%86%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in La Porte

In La Porte 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 La Porte, you can visit Hourly UV Index in La Porte.

Maximum UV Index Levels in La Porte for December

The chart shows the monthly maximum UV Index (UVI) for La Porte 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 La Porte typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec35689101098642
Data source: La Porte 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 La Porte Compares to Other Months

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

This table compares monthly weather conditions in La Porte, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (28°F)71 mm (2.8 inches)85%moderate
February Weather-2°C (29°F)73 mm (2.9 inches)85%moderate
March Weather4°C (40°F)102 mm (4.0 inches)86%high
April Weather9°C (49°F)110 mm (4.3 inches)87%very high
May Weather16°C (62°F)173 mm (6.8 inches)81%very high
June Weather22°C (72°F)145 mm (5.7 inches)82%very high
July Weather24°C (76°F)119 mm (4.7 inches)81%very high
August Weather23°C (73°F)114 mm (4.5 inches)79%very high
September Weather20°C (68°F)74 mm (2.9 inches)78%very high
October Weather13°C (56°F)131 mm (5.2 inches)81%high
November Weather5°C (41°F)72 mm (2.8 inches)89%moderate
December Weather1°C (34°F)61 mm (2.4 inches)86%low

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