The highest day temperature in January 2025 was 49°F. The lowest night temperature was 13°F. The average values for day and night temperatures during January were 32.8°F и 25.9°F respectivly.

The average sea surface temperature in January 2025 for Annapolis was 34.4°F. The maximum and minimum values were 29.8°F and 41.4°F respectively.

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

Precipitation total in January for Annapolis is 1.2 in. It makes january one of the least rainy months of the year.

The average wind speed in January is 9.7 mph. It makes January one of the most windy months of the year for Annapolis.

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 Annapolis in January is 5.5 hours.