Normal weather in Waterloo in September
The weather in Waterloo in September has an average temperature of around 29°C during the day. On average, September sees 140 mm of rain in Waterloo. The wind speed is 3 Beaufort and mainly comes from Southeast.
After August, September in Waterloo starts with a temperature of 32°C and ends around October at 28°C.
September averages for Waterloo
 Average temperature | 29°C |
 Highest daytime temperature | 32°C |
| Lowest daytime temperature | 25°C |
 Total rainfall | 140 mm |
| Rainy days | 9 days |
Temperature per day in September in Waterloo
This graph shows the average daily maximum temperatures in September in Waterloo, indicated in degrees Celsius.
Precipitation per day in September in Waterloo
This graph shows the average daily precipitation in September in Waterloo, indicated in millimeters.
UV index per day in September in Waterloo
This graph shows the average daily UV index in September in Waterloo.
Yearly temperature in September in Waterloo
This graph shows the average yearly temperature in September in Waterloo, measured in degrees Celsius, over the past years.
Yearly total precipitation in September in Waterloo
This graph shows the average yearly precipitation in millimeters in September in Waterloo, over the past years.
Average daily weather in September
Click on a day to get more information about the average weather on that day.
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Average weather in Waterloo per month
Click on a month below to see in detail how the weather typically is in Waterloo and what to expect. Based on the historical weather data of Waterloo, you can view the average temperature, precipitation, wind, and UV index for each day of the month.