The highest day temperature in July 2023 was 95°F. The lowest night temperature was 62°F. The average values for day and night temperatures during July were 85.9°F и 73.2°F respectivly.

The average sea surface temperature in July 2023 for St Constantine and Helena was 78.8°F. The maximum and minimum values were 74.8°F and 81.2°F respectively.

Most of the days in July are sunny but you can also expect cloudy and gloomy days.

Precipitation total in July for St Constantine and Helena is 1.3 in.

The average wind speed in July is 8.5 mph. It makes July one of the most windless months of the year for St Constantine and Helena.

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 St Constantine and Helena in July is 12.5 hours.