The highest day temperature in July 2025 was 83°F. The lowest night temperature was 49°F. The average values for day and night temperatures during July were 74.8°F и 62.0°F respectivly.

The average sea surface temperature in July 2025 for Charlottetown was 67.9°F. The maximum and minimum values were 62.6°F and 73.2°F respectively.

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

Precipitation total in July for Charlottetown is 1.8 in.

The average wind speed in July is 9.4 mph. It makes July the most windless month of the year for Charlottetown.

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 Charlottetown in July is 6.8 hours.