The highest day temperature in July 2025 was 64°F. The lowest night temperature was 48°F. The average values for day and night temperatures during July were 54.2°F и 52.9°F respectivly.

The average sea surface temperature in July 2025 for Sitka was 55.4°F. The maximum and minimum values were 52.8°F and 58.6°F respectively.

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

Precipitation total in July for Sitka is 1.5 in. It makes july one of the least rainy months of the year.

The average wind speed in July is 3.9 mph. It makes July the most windless month of the year for Sitka.

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 Sitka in July is 4.8 hours.