The highest day temperature in September 2023 was 71°F. The lowest night temperature was 47°F. The average values for day and night temperatures during September were 62.5°F и 55.2°F respectivly.

The average sea surface temperature in September 2023 for Seaside was 58.3°F. The maximum and minimum values were 55.2°F and 62.2°F respectively.

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

Precipitation total in September for Seaside is 1.0 in. It makes september one of the least rainy months of the year.

The average wind speed in September is 6.3 mph. It makes September one of the most windless months of the year for Seaside.

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 Seaside in September is 7.6 hours.