The highest day temperature in September 2023 was 105°F. The lowest night temperature was 72°F. The average values for day and night temperatures during September were 96.3°F и 76.6°F respectivly.

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

Precipitation total in September for Lafayette is 1.3 in.

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

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 Lafayette in September is 7.8 hours.