The highest day temperature in January 2024 was 51°F. The lowest night temperature was 20°F. The average values for day and night temperatures during January were 35.2°F и 34.7°F respectivly.

The average sea surface temperature in January 2024 for Siasconset was 41.5°F. The maximum and minimum values were 38.0°F and 45.8°F respectively.

Most of the days in January are gloomy but you can also expect sunny days.

Precipitation total in January for Siasconset is 1.9 in. It makes january one of the most rainy months of the year.

The average wind speed in January is 18.6 mph. It makes January one of the most windy months of the year for Siasconset.

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 Siasconset in January is 3.9 hours.