Measurements:
°C
°F
Lafayette
80°F
S 4 mph
Feels like: 86°F
Precip: 35%
World Resorts USA Lafayette Weather September Weather in Lafayette

Lafayette Weather: September

Average Day Temperature: 91.3°F
Average Night Temperature: 74.6°F
Number of Sunny Days: 12 days
Sunshine Hours: 11.9 - 12.8 hours
Number of Rainy Days: 3 days
Precipitation Totals: 2.4 in

Air Temperature in September, °F

Select Year: 2026 2025 2024

The highest day temperature in September 2026 was 101°F. The lowest night temperature was 70°F. The average values for day and night temperatures during September were 96.6°F и 77.2°F respectivly.

Sunny, Cloudy and Gloomy days

You can expect various weather conditions during September. Be ready for sunny, cloudy or even gloomy days.

Precipitation Totals in September, in

Precipitation total in September for Lafayette is 2.4 in. It makes september the most rainy month of the year.

Wind Speed in September, mph

The average wind speed in September is 6.4 mph. It makes September one of the most windless months of the year for Lafayette.

Average Sunny Hours Per Day

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 7.4 hours.

Best Time to Visit Lafayette
The most sunny months:
October 20 days
November 15 days
August 14 days
The most warm months:
August 95.6 °F
July 94.0 °F
June 93.1 °F
The most cold months:
January 59.0 °F
February 64.1 °F
December 64.3 °F
The most rainy months:
July 4 days
May 3 days
September 3 days
The most windy months:
April 9 mph
March 9 mph
February 9 mph

Lafayette on the Weather Map

USA Resorts:
NAME
F°
Boston +58
Chicago +62
Hawaii +82
Houston +86
Las Vegas +92
Los Angeles +100
Maui +74
Miami +88
Myrtle Beach +70
New York +62
San Diego +84
San Francisco +66
Santa Monica +94
Sarasota +84
Washington +64
24 Hours Weather Forecast
Lafayette
Local time: 18:47
05 oct, monday
2100 76°F
S
7 mph
06 oct, tuesday
0000 76°F
SW
6 mph
0300 74°F
SW
6 mph
0600 74°F
SW
6 mph
0900 78°F
SW
8 mph
1200 88°F
SW
10 mph
1500 94°F
SW
9 mph
1800 88°F
S
7 mph