December Weather in Port Saint Joe, United States

Last updated: June 24, 2025

In December, the average temperature in Port Saint Joe, United States hovers around 16°C (61°F). You can expect minimums of 3°C (38°F) and maximums reaching 23°C (74°F). Be prepared for some rain, as the region sees 126 mm (5.0 in) of precipitation spread over approximately 10 days. With an average humidity of 83%, it’s advisable to stay cool and hydrated!

December Temperature in Port Saint Joe

In December in Port Saint Joe, the average temperature is 16°C (61°F). The maximum can reach 23°C (74°F), while the minimum can drop as low as 3°C (38°F). This makes it a pleasant time for travelers, so pack accordingly to enjoy the mild climate.

December Weather in Port Saint Joe: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Port Saint Joe, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Port Saint Joe, December typically has an average temperature of 16°C (61°F), with highs reaching up to 23°C (74°F) and lows dropping to around 3°C (38°F).

Data source: Temperature data for Port Saint Joe generated using information from the Copernicus Climate Change Service.

December Precipitation in Port Saint Joe

In Port Saint Joe in December, the total precipitation amount is 126 mm (5.0 in) spread over a duration of 10 days.

December Precipitation Trends in Port Saint Joe

The chart displays monthly precipitation patterns in Port Saint Joe, 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 Port Saint Joe, December typically receives around 126 mm (5.0 inches) of precipitation spread over approximately 10 days.

Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

December Humidity in Port Saint Joe

In Port Saint Joe in December, humidity is 83%. With an average temperature of 16°C (61°F), this humidity feels like a warm, muggy blanket wrapping around you, making travel a bit sticky and potentially uncomfortable as you navigate through the sights.

December Average Humidity in Port Saint Joe

This chart illustrates the average monthly humidity levels in Port Saint Joe, 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 Port Saint Joe is approximately 83%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Port Saint Joe

In Port Saint Joe 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 Port Saint Joe.

Maximum UV Index Levels in Port Saint Joe for December

The chart shows the monthly maximum UV Index (UVI) for Port Saint Joe 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 Port Saint Joe typically reaches 5, which falls under the moderate exposure category.

Data source: Port Saint Joe 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 Port Saint Joe Compares to Other Months

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

This table compares monthly weather conditions in Port Saint Joe, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	14°C (57°F)	92 mm (3.6 inches)	81%	moderate
February Weather	16°C (61°F)	102 mm (4.0 inches)	81%	very high
March Weather	18°C (65°F)	36 mm (1.4 inches)	80%	very high
April Weather	20°C (69°F)	92 mm (3.6 inches)	80%	extreme
May Weather	24°C (76°F)	89 mm (3.5 inches)	77%	extreme
June Weather	27°C (81°F)	174 mm (6.8 inches)	73%	extreme
July Weather	28°C (82°F)	170 mm (6.7 inches)	77%	extreme
August Weather	28°C (82°F)	225 mm (8.9 inches)	76%	extreme
September Weather	27°C (81°F)	187 mm (7.4 inches)	79%	very high
October Weather	24°C (76°F)	126 mm (5.0 inches)	77%	very high
November Weather	18°C (65°F)	49 mm (1.9 inches)	81%	high
December Weather	16°C (61°F)	126 mm (5.0 inches)	83%	moderate