The highest day temperature in September 2024 was 67°F. The lowest night temperature was 45°F. The average values for day and night temperatures during September were 61.0°F и 48.7°F respectivly.

The average sea surface temperature in September 2024 for Valparaiso was 54.2°F. The maximum and minimum values were 52.2°F and 55.6°F respectively.

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

Precipitation total in September for Valparaiso is 0.3 in.

The average wind speed in September is 9.2 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 Valparaiso in September is 9.3 hours.