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December Weather in Sulphur Springs, United States

Last updated: June 24, 2025

In Sulphur Springs, United States, the average temperature in December hovers around 10°C (51°F). During this period, temperatures can dip as low as -6°C (22°F), while the mercury can rise to a pleasant 27°C (80°F). Expect 99 mm (3.9 in) of precipitation spread over 8 days, contributing to a notably high average humidity of 87%. Prepare accordingly!

December Temperature in Sulphur Springs

In December in Sulphur Springs, the average temperature is 10°C (51°F). The maximum can reach 27°C (80°F), while the minimum can be as low as -6°C (22°F). This range indicates that travelers should be prepared for both warm days and chilly nights.

December Weather in Sulphur Springs: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Sulphur Springs, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sulphur Springs, December typically has an average temperature of 10°C (51°F), with highs reaching up to 27°C (80°F) and lows dropping to around -6°C (22°F).
JanFebMarAprMayJunJulAugSepOctNovDec464859647380838378675551
Data source: Temperature data for Sulphur Springs 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 Sulphur Springs

In Sulphur Springs in December, the precipitation amount is 99 mm (3.9 in) spread over 8 days.

December Precipitation Trends in Sulphur Springs

The chart displays monthly precipitation patterns in Sulphur Springs, 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 Sulphur Springs, December typically receives around 99 mm (3.9 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec901381301961811007082821356399
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Sulphur Springs

In Sulphur Springs in December humidity is 87%. With an average temperature of 10°C (51°F), this humidity feels like a heavy blanket enveloping you, making outdoor activities uncomfortable and sticky, and often requiring frequent breaks to stay hydrated and cool.

December Average Humidity in Sulphur Springs

This chart illustrates the average monthly humidity levels in Sulphur Springs, 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 Sulphur Springs is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%79%78%78%81%78%73%66%65%72%82%87%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Sulphur Springs

In Sulphur Springs in December, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Sulphur Springs for better planning.

Maximum UV Index Levels in Sulphur Springs for December

The chart shows the monthly maximum UV Index (UVI) for Sulphur Springs 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 Sulphur Springs typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec468101111111110864
Data source: Sulphur Springs 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 Sulphur Springs Compares to Other Months

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

This table compares monthly weather conditions in Sulphur Springs, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather8°C (46°F)90 mm (3.5 inches)80%moderate
February Weather9°C (49°F)138 mm (5.4 inches)79%high
March Weather15°C (59°F)130 mm (5.1 inches)78%very high
April Weather18°C (64°F)196 mm (7.7 inches)78%very high
May Weather23°C (73°F)181 mm (7.1 inches)81%extreme
June Weather27°C (80°F)100 mm (3.9 inches)78%extreme
July Weather28°C (84°F)69 mm (2.7 inches)73%extreme
August Weather28°C (83°F)82 mm (3.2 inches)66%extreme
September Weather26°C (78°F)82 mm (3.2 inches)65%very high
October Weather19°C (67°F)135 mm (5.3 inches)72%very high
November Weather13°C (55°F)63 mm (2.5 inches)82%high
December Weather10°C (51°F)99 mm (3.9 inches)87%moderate

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