The highest day temperature in January 2025 was 59°F. The lowest night temperature was 27°F. The average values for day and night temperatures during January were 47.5°F и 39.7°F respectivly.

The average sea surface temperature in January 2025 for Sunny Beach was 46.8°F. The maximum and minimum values were 44.8°F and 48.6°F respectively.

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

Precipitation total in January for Sunny Beach is 2.2 in. It makes january one of the most rainy months of the year.

The average wind speed in January is 10.1 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 Sunny Beach in January is 4.9 hours.