September weather forecast and climate
Ames, IA

What is the temperature in September in Ames?

In Ames, in September, the average high-temperature is 77°F (25°C), and the average low-temperature is 53.1°F (11.7°C).

How much does it rain in Ames in September?

In Ames, in September, typically, 3.1" (78.5mm) of precipitation is accumulated.
Average temperature in September - Ames, IA
  • Average high temperature in September: 77°F

The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (30°F).

  • Average low temperature in September: 53°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (12°F).

Average rainfall in September - Ames, IA
  • Average rainfall in September: 3.1"

The wettest month (with the highest rainfall) is June (5").
The driest month (with the lowest rainfall) is January (0.7").

Average daylight in September - Ames, IA
  • Average daylight in September: 12.5h

The month with the longest days is June (Average daylight: 15.2h).
The month with shortest days is December (Average daylight: 9.2h).