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December Weather in Odessa, United States

Last updated: June 24, 2025

In December, the average temperature in Odessa, United States hovers around 9°C (49°F), with daytime highs reaching a comfortable 29°C (84°F) and occasional lows dropping to a chilly -6°C (21°F). Expect 15 mm (0.6 in) of precipitation over about 3 days, contributing to the region's average humidity of 85%. Prepare for a mix of cool and warm days as you explore!

December Temperature in Odessa

In December in Odessa, the average temperature is 9°C (49°F). Maximum temperatures can reach up to 29°C (84°F), while minimums can dip as low as -6°C (21°F). Travelers should be prepared for a wide range of temperatures during this time.

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

The chart illustrates December temperature patterns in Odessa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Odessa, December typically has an average temperature of 9°C (49°F), with highs reaching up to 29°C (84°F) and lows dropping to around -6°C (21°F).
JanFebMarAprMayJunJulAugSepOctNovDec454959667682848377665549
Data source: Temperature data for Odessa 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 Odessa

In Odessa in December, the precipitation amount is 15 mm (0.6 in) over the course of 3 days.

December Precipitation Trends in Odessa

The chart displays monthly precipitation patterns in Odessa, 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 Odessa, December typically receives around 15 mm (0.6 inches) of precipitation spread over approximately 3 days.
JanFebMarAprMayJunJulAugSepOctNovDec211629385043203043431415
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Odessa

In Odessa in December humidity is 85%. With an average temperature of 9°C (49°F), this humidity feels like a damp chill that seeps into your bones, making every step outside a challenge as the moisture in the air weighs heavily and lingers, transforming even simple outings into a quest for comfort.

December Average Humidity in Odessa

This chart illustrates the average monthly humidity levels in Odessa, 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 Odessa is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec74%74%69%70%77%76%66%60%67%72%84%85%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Odessa

In Odessa in December, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Odessa.

Maximum UV Index Levels in Odessa for December

The chart shows the monthly maximum UV Index (UVI) for Odessa 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 Odessa typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec589111212121211865
Data source: Odessa 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 Odessa Compares to Other Months

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

This table compares monthly weather conditions in Odessa, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather7°C (45°F)21 mm (0.8 inches)74%moderate
February Weather9°C (49°F)16 mm (0.6 inches)74%very high
March Weather15°C (60°F)29 mm (1.1 inches)68%very high
April Weather19°C (66°F)38 mm (1.5 inches)70%extreme
May Weather24°C (76°F)50 mm (2.0 inches)77%extreme
June Weather28°C (82°F)43 mm (1.7 inches)76%extreme
July Weather29°C (84°F)20 mm (0.8 inches)66%extreme
August Weather29°C (84°F)30 mm (1.2 inches)60%extreme
September Weather25°C (77°F)43 mm (1.7 inches)67%extreme
October Weather19°C (66°F)43 mm (1.7 inches)72%very high
November Weather13°C (56°F)14 mm (0.5 inches)83%high
December Weather9°C (49°F)15 mm (0.6 inches)85%moderate

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