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December Weather in Tulsa, United States

Last updated: June 24, 2025

In Tulsa, United States, the average temperature in December hovers around 7°C (44°F), with fluctuations that can see the minimum drop to -10°C (15°F) and the maximum rise to 25°C (78°F). Expect approximately 42 mm (1.7 in) of precipitation spread over 5 days, paired with a high average humidity of 85%. Prepare for a cool and potentially wet experience!

December Temperature in Tulsa

In December in Tulsa, the average temperature is 7°C (44°F), with maximums potentially reaching 25°C (78°F) and minimums plummeting to as low as -10°C (15°F). Be sure to pack layers to accommodate the wide range of temperatures while enjoying your travels.

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

The chart illustrates December temperature patterns in Tulsa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Tulsa, December typically has an average temperature of 7°C (44°F), with highs reaching up to 25°C (78°F) and lows dropping to around -10°C (15°F).
JanFebMarAprMayJunJulAugSepOctNovDec384053596979828076625044
Data source: Temperature data for Tulsa 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 Tulsa

In Tulsa in December, the precipitation amount is 42 mm (1.7 in) over a span of 5 days.

December Precipitation Trends in Tulsa

The chart displays monthly precipitation patterns in Tulsa, 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 Tulsa, December typically receives around 42 mm (1.7 inches) of precipitation spread over approximately 5 days.
JanFebMarAprMayJunJulAugSepOctNovDec74631151401949894120881364642
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Tulsa

In Tulsa in December, humidity is 85%. With an average temperature of 7°C (44°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities uncomfortable and travel less enjoyable.

December Average Humidity in Tulsa

This chart illustrates the average monthly humidity levels in Tulsa, 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 Tulsa is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec77%76%71%74%83%83%81%73%67%72%82%85%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Tulsa

In Tulsa 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 Tulsa, you can check the information here.

Maximum UV Index Levels in Tulsa for December

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

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

This table compares monthly weather conditions in Tulsa, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (39°F)74 mm (2.9 inches)77%moderate
February Weather5°C (41°F)63 mm (2.5 inches)76%high
March Weather12°C (53°F)115 mm (4.5 inches)71%high
April Weather15°C (59°F)140 mm (5.5 inches)73%very high
May Weather21°C (70°F)194 mm (7.6 inches)83%very high
June Weather26°C (79°F)98 mm (3.9 inches)83%extreme
July Weather28°C (83°F)94 mm (3.7 inches)81%extreme
August Weather27°C (80°F)120 mm (4.7 inches)73%very high
September Weather24°C (76°F)88 mm (3.4 inches)67%very high
October Weather17°C (62°F)136 mm (5.3 inches)72%high
November Weather10°C (50°F)46 mm (1.8 inches)82%moderate
December Weather7°C (44°F)42 mm (1.7 inches)85%moderate

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