The highest day temperature in December 2025 was 66°F. The lowest night temperature was 33°F. The average values for day and night temperatures during December were 57.8°F и 52.6°F respectivly.

The average sea surface temperature in December 2025 for Pass Christian was 62.5°F. The maximum and minimum values were 55.8°F and 67.4°F respectively.

You can expect various weather conditions during December. Be ready for sunny, cloudy or even gloomy days.

Precipitation total in December for Pass Christian is 1.1 in. It makes december one of the least rainy months of the year.

The average wind speed in December is 8.0 mph. This value is relatively stable throughout the year.

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Pass Christian in December is 5.6 hours.