The highest day temperature in January 2025 was 48°F. The lowest night temperature was 15°F. The average values for day and night temperatures during January were 33.8°F и 27.3°F respectivly.

The average sea surface temperature in January 2025 for Lewes was 36.5°F. The maximum and minimum values were 31.4°F and 43.4°F respectively.

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

Precipitation total in January for Lewes is 1.1 in.

The average wind speed in January is 11.5 mph. It makes January one of the most windy months of the year for Lewes.

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 Lewes in January is 5.6 hours.