The highest day temperature in September 2023 was 95°F. The lowest night temperature was 80°F. The average values for day and night temperatures during September were 91.9°F и 85.2°F respectivly.

The average sea surface temperature in September 2023 for Tainan was 88.6°F. The maximum and minimum values were 87.2°F and 90.2°F respectively.

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

Precipitation total in September for Tainan is 4.9 in.

The average wind speed in September is 7.6 mph. It makes September one of the most windless months of the year for Tainan.

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 Tainan in September is 7.7 hours.