The highest day temperature in July 2025 was 88°F. The lowest night temperature was 78°F. The average values for day and night temperatures during July were 85.4°F и 82.1°F respectivly.

The average sea surface temperature in July 2025 for Koggalla was 84.1°F. The maximum and minimum values were 83.2°F and 86.0°F respectively.

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

Precipitation total in July for Koggalla is 8.4 in.

The average wind speed in July is 14.1 mph. It makes July the most windy month of the year for Koggalla.

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 Koggalla in July is 5.5 hours.