The highest day temperature in August 2025 was 102°F. The lowest night temperature was 71°F. The average values for day and night temperatures during August were 96.2°F и 76.5°F respectivly.

Most of the days in August are cloudy but you can also expect sunny or gloomy days.

Precipitation total in August for Lafayette is 1.5 in. It makes august one of the most rainy months of the year.

The average wind speed in August is 6.2 mph. It makes August 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 August is 8.1 hours.