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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 3°C (38°F). Expect chilly nights, with minimum temperatures plummeting to -18°C (0°F), while the daytime can bring a pleasant maximum of 23°C (74°F). Rain may grace the region with an average precipitation of 33 mm (1.3 in) over approximately 4 days, complemented by a high average humidity of 86%. Stay prepared for a mixture of conditions!

December Temperature in Odessa

In December in Odessa, the average temperature is 3°C (38°F). Maximums can reach 23°C (74°F), while minimums can drop as low as -18°C (0°F). Be sure to pack layers and prepare for a mix of chilly and warm conditions during your travels.

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 3°C (38°F), with highs reaching up to 23°C (74°F) and lows dropping to around -18°C (0°F).
JanFebMarAprMayJunJulAugSepOctNovDec313346546677797672574438
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 33 mm (1.3 in) over a span of 4 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 33 mm (1.3 inches) of precipitation spread over approximately 4 days.
JanFebMarAprMayJunJulAugSepOctNovDec594810393214109130108801124833
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 86%. With an average temperature of 3°C (38°F), this humidity feels like a damp chill that seeps through your layers, making traveling uncomfortable as breath clouds visibly in the crisp air.

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 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%78%75%77%82%83%81%78%72%72%84%86%
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 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 Odessa, you can check the information here.

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 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3569101111109643
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 Weather0°C (32°F)59 mm (2.3 inches)80%moderate
February Weather1°C (33°F)47 mm (1.9 inches)78%moderate
March Weather8°C (47°F)103 mm (4.1 inches)75%high
April Weather12°C (54°F)93 mm (3.7 inches)77%very high
May Weather19°C (66°F)214 mm (8.4 inches)82%very high
June Weather25°C (77°F)109 mm (4.3 inches)83%extreme
July Weather26°C (80°F)130 mm (5.1 inches)81%extreme
August Weather25°C (77°F)108 mm (4.3 inches)78%very high
September Weather22°C (72°F)80 mm (3.2 inches)72%very high
October Weather14°C (57°F)112 mm (4.4 inches)72%high
November Weather7°C (44°F)48 mm (1.9 inches)84%moderate
December Weather3°C (38°F)33 mm (1.3 inches)86%moderate

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