The weather in Clovis in September is hot. The average temperatures are between 18°C and 34°C. Usually the days in September are hot while the nights are a bit cooler.
You can expect a few rainy days in Clovis during September, but usually the weather is comfortable in September.
Our weather forecast can give you a great sense of what weather to expect in Clovis in September 2025.
If you’re planning to visit Clovis in the near future, we highly recommend that you review the 14 day weather forecast for Clovis before you arrive.
Temperatures
34° / 18°
Rainy Days
1
Snowy Days
0
Dry Days
29
Rainfall
9
mm
Sun Hours
12.0
Hrs
