nomadseason

December Weather in Foristell, United States

Last updated: June 24, 2025

In December, the average temperature in Foristell, United States hovers around 4°C (39°F), with a minimum drop to -17°C (2°F) and occasional peaks reaching up to 22°C (72°F). Expect around 50 mm (2.0 in) of precipitation spread over 6 days, and prepare for a rather humid atmosphere, with average humidity sitting at 86%.

December Temperature in Foristell

In December in Foristell, the average temperature is 4°C (39°F). Maximum temperatures can reach up to 22°C (72°F), while minimum temperatures can drop as low as -17°C (2°F). Be prepared for a wide range of temperatures to ensure a comfortable and enjoyable travel experience.

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

The chart illustrates December temperature patterns in Foristell, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Foristell, December typically has an average temperature of 4°C (39°F), with highs reaching up to 22°C (72°F) and lows dropping to around -17°C (2°F).
JanFebMarAprMayJunJulAugSepOctNovDec323546556676797672584439
Data source: Temperature data for Foristell generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Foristell

In Foristell in December, the precipitation amount is 50 mm (2.0 in) over the course of 6 days.

December Precipitation Trends in Foristell

The chart displays monthly precipitation patterns in Foristell, 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 Foristell, December typically receives around 50 mm (2.0 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec717712712315589101145571066750
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

December Humidity in Foristell

In Foristell in December humidity is 86%. With an average temperature of 4°C (39°F), this humidity feels like a chilly mist enveloping you, making it essential to bundle up while exploring, as each breath comes with a damp chill that can be quite refreshing yet starkly invigorating for travelers.

December Average Humidity in Foristell

This chart illustrates the average monthly humidity levels in Foristell, 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 Foristell is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%80%80%80%82%83%81%80%76%76%85%86%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Foristell

In Foristell 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 Foristell, you can check the information here.

Maximum UV Index Levels in Foristell for December

The chart shows the monthly maximum UV Index (UVI) for Foristell 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 Foristell typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3569101111109753
Data source: Foristell 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 Foristell Compares to Other Months

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

This table compares monthly weather conditions in Foristell, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (32°F)71 mm (2.8 inches)82%moderate
February Weather2°C (35°F)77 mm (3.0 inches)80%moderate
March Weather8°C (47°F)127 mm (5.0 inches)80%high
April Weather13°C (55°F)122 mm (4.8 inches)80%very high
May Weather19°C (67°F)155 mm (6.1 inches)82%very high
June Weather24°C (76°F)89 mm (3.5 inches)83%extreme
July Weather26°C (80°F)101 mm (4.0 inches)81%extreme
August Weather24°C (76°F)145 mm (5.7 inches)80%very high
September Weather22°C (72°F)57 mm (2.3 inches)76%very high
October Weather15°C (59°F)106 mm (4.2 inches)76%high
November Weather7°C (44°F)67 mm (2.6 inches)85%moderate
December Weather4°C (39°F)50 mm (2.0 inches)86%moderate

Compare Foristell's Climate with Cities Worldwide