The highest day temperature in July 2025 was 93°F. The lowest night temperature was 57°F. The average values for day and night temperatures during July were 79.7°F и 66.0°F respectivly.

The average sea surface temperature in July 2025 for Brunswick was 65.2°F. The maximum and minimum values were 62.0°F and 69.6°F respectively.

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

Precipitation total in July for Brunswick is 1.5 in. It makes july the most rainy month of the year.

The average wind speed in July is 6.1 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 Brunswick in July is 7.4 hours.