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December Weather in Siesta Shores, United States

Last updated: June 24, 2025

In December, the average temperature in Siesta Shores, United States hovers around 17°C (63°F), with a remarkable range touching a minimum of 1°C (35°F) and peaking at a warm 34°C (94°F). Expect 21 mm (0.8 in) of rain over the course of 2 days, contributing to an average humidity level of 86% that adds a touch of tropical feel to the atmosphere.

December Temperature in Siesta Shores

In December in Siesta Shores, the average temperature is 17°C (63°F). Maximum temperatures can reach 34°C (94°F), while minimums can drop as low as 1°C (35°F). Be prepared for a wide range of temperatures during your travels to Siesta Shores this month.

December Weather in Siesta Shores: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Siesta Shores, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Siesta Shores, December typically has an average temperature of 17°C (63°F), with highs reaching up to 34°C (94°F) and lows dropping to around 1°C (35°F).
JanFebMarAprMayJunJulAugSepOctNovDec606473788487888984776863
Data source: Temperature data for Siesta Shores 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 Siesta Shores

In Siesta Shores in December, the precipitation amount is 21 mm (0.8 in) over a period of 2 days.

December Precipitation Trends in Siesta Shores

The chart displays monthly precipitation patterns in Siesta Shores, 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 Siesta Shores, December typically receives around 21 mm (0.8 inches) of precipitation spread over approximately 2 days.
JanFebMarAprMayJunJulAugSepOctNovDec1518354267577115108353421
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Siesta Shores

In Siesta Shores in December humidity is 86%. With an average temperature of 17°C (63°F), this humidity feels like a heavy blanket wrapping around you, making the air feel thick and slightly stifling for traveling, as every step requires more effort and even a gentle breeze feels refreshing amidst the muggy atmosphere.

December Average Humidity in Siesta Shores

This chart illustrates the average monthly humidity levels in Siesta Shores, 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 Siesta Shores is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec83%79%76%77%80%73%66%65%73%76%80%86%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Siesta Shores

In Siesta Shores 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 Siesta Shores.

Maximum UV Index Levels in Siesta Shores for December

The chart shows the monthly maximum UV Index (UVI) for Siesta Shores 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 Siesta Shores typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec6810111212121211975
Data source: Siesta Shores 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 Siesta Shores Compares to Other Months

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

This table compares monthly weather conditions in Siesta Shores, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather16°C (61°F)15 mm (0.6 inches)83%high
February Weather18°C (65°F)18 mm (0.7 inches)79%very high
March Weather23°C (73°F)35 mm (1.4 inches)76%very high
April Weather26°C (78°F)42 mm (1.6 inches)77%extreme
May Weather29°C (84°F)67 mm (2.6 inches)80%extreme
June Weather30°C (87°F)57 mm (2.2 inches)73%extreme
July Weather31°C (88°F)71 mm (2.8 inches)66%extreme
August Weather32°C (90°F)15 mm (0.6 inches)65%extreme
September Weather29°C (85°F)108 mm (4.2 inches)73%extreme
October Weather25°C (78°F)35 mm (1.4 inches)76%very high
November Weather20°C (68°F)34 mm (1.3 inches)80%high
December Weather17°C (63°F)21 mm (0.8 inches)86%moderate

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