The highest day temperature in July 2025 was 78°F. The lowest night temperature was 37°F. The average values for day and night temperatures during July were 65.9°F и 52.0°F respectivly.

The average sea surface temperature in July 2025 for Arroio do Silva was 60.1°F. The maximum and minimum values were 57.8°F and 63.4°F respectively.

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

Precipitation total in July for Arroio do Silva is 1.4 in.

The average wind speed in July is 5.1 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 Arroio do Silva in July is 6.5 hours.