The highest day temperature in October 2026 was 75°F. The lowest night temperature was 43°F. The average values for day and night temperatures during October were 63.4°F и 50.7°F respectivly.

The average sea surface temperature in October 2026 for Bellevue was 56.2°F. The maximum and minimum values were 54.6°F and 57.2°F respectively.

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

Precipitation total in October for Bellevue is 1.2 in.

The average wind speed in October is 4.3 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 Bellevue in October is 5.5 hours.