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December Weather in Osceola, United States

Last updated: June 24, 2025

In Osceola, United States, the average temperature in December hovers around 5°C (41°F). Expect a range from a chilly -14°C (7°F) to a surprisingly warm 25°C (76°F). During this month, precipitation totals 39 mm (1.6 in) spread over 5 days, with an average humidity of 87%, creating a damp but invigorating atmosphere.

December Temperature in Osceola

In December in Osceola, the average temperature is 5°C (41°F). The maximum can reach 25°C (76°F), and the minimum can be as low as -14°C (7°F). Be prepared for a wide range of temperatures and pack accordingly for your travels.

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

The chart illustrates December temperature patterns in Osceola, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Osceola, December typically has an average temperature of 5°C (41°F), with highs reaching up to 25°C (76°F) and lows dropping to around -14°C (7°F).
JanFebMarAprMayJunJulAugSepOctNovDec343649566777807773594641
Data source: Temperature data for Osceola 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 Osceola

In Osceola in December, the precipitation amount is 39 mm (1.6 in) over a period of 5 days.

December Precipitation Trends in Osceola

The chart displays monthly precipitation patterns in Osceola, 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 Osceola, December typically receives around 39 mm (1.6 inches) of precipitation spread over approximately 5 days.
JanFebMarAprMayJunJulAugSepOctNovDec646313212118291116138691075439
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Osceola

In Osceola in December humidity is 87%. With an average temperature of 5°C (41°F), this humidity feels like a heavy, damp blanket enveloping you, making every step seem laborious and the chill more biting, which can be quite challenging for traveling.

December Average Humidity in Osceola

This chart illustrates the average monthly humidity levels in Osceola, 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 Osceola is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec81%78%76%78%83%83%78%68%64%70%83%87%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Osceola

In Osceola 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 Osceola, you can check the information here.

Maximum UV Index Levels in Osceola for December

The chart shows the monthly maximum UV Index (UVI) for Osceola 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 Osceola typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec35710101111109753
Data source: Osceola 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 Osceola Compares to Other Months

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

This table compares monthly weather conditions in Osceola, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)64 mm (2.5 inches)81%moderate
February Weather2°C (37°F)63 mm (2.5 inches)78%moderate
March Weather9°C (49°F)132 mm (5.2 inches)76%high
April Weather13°C (56°F)121 mm (4.8 inches)78%very high
May Weather19°C (67°F)182 mm (7.1 inches)83%very high
June Weather25°C (77°F)91 mm (3.6 inches)83%extreme
July Weather27°C (80°F)116 mm (4.6 inches)78%extreme
August Weather25°C (77°F)138 mm (5.4 inches)68%very high
September Weather23°C (73°F)69 mm (2.7 inches)64%very high
October Weather15°C (59°F)107 mm (4.2 inches)70%high
November Weather8°C (47°F)53 mm (2.1 inches)83%moderate
December Weather5°C (41°F)39 mm (1.6 inches)87%moderate

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