The highest day temperature in March 2025 was 59°F. The lowest night temperature was 15°F. The average values for day and night temperatures during March were 46.1°F и 36.6°F respectivly.

The average sea surface temperature in March 2025 for Newport was 41.0°F. The maximum and minimum values were 37.4°F and 44.4°F respectively.

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

Precipitation total in March for Newport is 1.4 in. It makes march the most rainy month of the year.

The average wind speed in March is 9.9 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 Newport in March is 5.8 hours.