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December Weather in Mary Esther, United States

Last updated: June 24, 2025

In Mary Esther, United States, the average temperature in December is a mild 14°C (57°F), with a range that can drop to a brisk -1°C (30°F) at the lowest and peak at a warm 27°C (81°F). Prepare for some moisture, as the area sees 120 mm (4.7 in) of precipitation over 11 days. With an average humidity of 86%, expect a refreshing atmosphere throughout the month!

December Temperature in Mary Esther

In December in Mary Esther, the average temperature is 14°C (57°F), with maximums reaching 27°C (81°F) and minimums dipping as low as -1°C (30°F). Be prepared for a range of weather conditions when traveling during this month!

December Weather in Mary Esther: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Mary Esther, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mary Esther, December typically has an average temperature of 14°C (57°F), with highs reaching up to 27°C (81°F) and lows dropping to around -1°C (30°F).
JanFebMarAprMayJunJulAugSepOctNovDec546063687580828279736057
Data source: Temperature data for Mary Esther 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 Mary Esther

In Mary Esther in December, the precipitation amount is 120 mm (4.7 in) during a span of 11 days.

December Precipitation Trends in Mary Esther

The chart displays monthly precipitation patterns in Mary Esther, 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 Mary Esther, December typically receives around 120 mm (4.7 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec871136613210419616417415212244120
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Mary Esther

In Mary Esther in December humidity is 86%. With an average temperature of 14°C (57°F), this humidity feels like a heavy blanket enveloping you, making travel feel oppressive and uncomfortably sticky.

December Average Humidity in Mary Esther

This chart illustrates the average monthly humidity levels in Mary Esther, 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 Mary Esther is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec83%82%79%77%74%70%78%78%79%74%83%86%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Mary Esther

In Mary Esther in December, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Mary Esther for better planning.

Maximum UV Index Levels in Mary Esther for December

The chart shows the monthly maximum UV Index (UVI) for Mary Esther 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 Mary Esther typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec589111111121110864
Data source: Mary Esther 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 Mary Esther Compares to Other Months

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

This table compares monthly weather conditions in Mary Esther, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather12°C (54°F)87 mm (3.4 inches)83%moderate
February Weather15°C (60°F)112 mm (4.4 inches)82%very high
March Weather17°C (64°F)66 mm (2.6 inches)79%very high
April Weather20°C (68°F)131 mm (5.2 inches)77%extreme
May Weather24°C (75°F)104 mm (4.1 inches)74%extreme
June Weather27°C (81°F)196 mm (7.7 inches)70%extreme
July Weather28°C (82°F)164 mm (6.5 inches)78%extreme
August Weather28°C (82°F)174 mm (6.9 inches)78%extreme
September Weather26°C (80°F)152 mm (6.0 inches)79%very high
October Weather23°C (73°F)122 mm (4.8 inches)74%very high
November Weather16°C (61°F)44 mm (1.7 inches)83%high
December Weather14°C (57°F)120 mm (4.7 inches)86%moderate

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