The highest day temperature in May 2023 was 76°F. The lowest night temperature was 51°F. The average values for day and night temperatures during May were 66.5°F и 56.3°F respectivly.

The average sea surface temperature in May 2023 for Montesilvano was 65.5°F. The maximum and minimum values were 61.0°F and 71.2°F respectively.

Most of the days in May are cloudy but you can also expect sunny or gloomy days.

Precipitation total in May for Montesilvano is 1.0 in.

The average wind speed in May is 4.5 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 Montesilvano in May is 8.6 hours.