The highest day temperature in July 2023 was 86°F. The lowest night temperature was 68°F. The average values for day and night temperatures during July were 80.7°F и 73.0°F respectivly.

The average sea surface temperature in July 2023 for Dennis Port was 75.0°F. The maximum and minimum values were 69.2°F and 80.6°F respectively.

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

Precipitation total in July for Dennis Port is 1.1 in. It makes july one of the least rainy months of the year.

The average wind speed in July is 9.5 mph. It makes July the most windless month of the year for Dennis Port.

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 Dennis Port in July is 8.7 hours.