Waterloo
September
Weather in Waterloo for September 2024
Your guide to Waterloo weather in September - trends and predictions
Until now, September 2024 in Waterloo is slightly cooler than the historical average by -1.5 °C.
Expect cooler weather in the next days in Waterloo with the forecast suggesting a temperature of 23.2 °C, lower than the historical average.
In general, the average temperature in Waterloo at the beginning of September is 25.3 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 21 °C by the end of September.
With an average of 5 rainy days, Waterloo experiences minimal rainfall in September, ensuring that most days remain pleasantly dry.
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25
Dry days
5
Rainy days
0
Snow days
24°/11°
Temperatures
18 km/h
Avg max wind
73 %
Avg humidity
Waterloo in September average weather
Move between months or click on a day
| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  23° | ||||||
| 2  21° | 3  27° | 4 29° | 5 30° | 6  27° | 7  20° | 8 20° |
| 9 23° | 10  24° | 11 24° | 12 25° | 13  22° | 14 23° | 15 25° |
| 16 26° | 17 25° | 18  25° | 19 25° | 20 28° | 21 28° | 22 25° |
| 23 22° | 24 21° | 25 19° | 26 21° | 27 23° | 28 23° | 29 18° |
| 30 22° |
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Temperatures trend during September in Waterloo
See the weather trend as well as the moving average line
September weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. | Sunny | 23° /10° | 0.2 mm | 6 | |
| 2 Sept. | Mist | 21° /10° | 0 mm | 6 | |
| 3 Sept. | Overcast | 27° /12° | 0 mm | 7 | |
| 4 Sept. | Overcast | 29° /14° | 0 mm | 7 | |
| 5 Sept. | Overcast | 30° /15° | 0 mm | 8 | |
| 6 Sept. | Thundery outbreaks possible | 27° /16° | 6.9 mm | 6 | |
| 7 Sept. | Moderate or heavy rain shower | 20° /12° | 8.1 mm | 5 | |
| 8 Sept. | Mist | 20° /11° | 0.1 mm | 5 | |
| 9 Sept. | Overcast | 23° /10° | 0.1 mm | 5 | |
| 10 Sept. | Patchy rain possible | 24° /11° | 0.1 mm | 6 | |
| 11 Sept. | Light rain shower | 24° /12° | 1.2 mm | 6 | |
| 12 Sept. | Moderate or heavy rain shower | 25° /13° | 7.9 mm | 6 | |
| 13 Sept. | Cloudy | 22° /11° | 0 mm | 6 | |
| 14 Sept. | Mist | 23° /9° | 0 mm | 6 | |
| 15 Sept. | Mist | 25° /10° | 0 mm | 6 | |
| 16 Sept. | Mist | 26° /10° | 0 mm | 6 | |
| 17 Sept. | Overcast | 25° /14° | 0 mm | 5 | |
| 18 Sept. | Partly cloudy | 25° /14° | 0 mm | 5 | |
| 19 Sept. | Partly cloudy | 25° /14° | 0 mm | 5 | |
| 20 Sept. | Fog | 28° /12° | 0 mm | 5 | |
| 21 Sept. | Sunny | 28° /14° | 0 mm | 1 | |
| 22 Sept. | Mist | 25° /14° | 0 mm | 4 | |
| 23 Sept. | Patchy rain possible | 22° /14° | 0.3 mm | 4 | |
| 24 Sept. | Patchy rain possible | 21° /15° | 1.8 mm | 4 | |
| 25 Sept. | Patchy rain possible | 19° /14° | 3.3 mm | 4 | |
| 26 Sept. | Patchy rain possible | 21° /12° | 0.2 mm | 4 | |
| 27 Sept. | Sunny | 23° /12° | 0 mm | 5 | |
| 28 Sept. | Partly cloudy | 23° /11° | 0.1 mm | 5 | |
| 29 Sept. | Sunny | 18° /9° | 0 mm | 4 | |
| 30 Sept. | Partly cloudy | 22° /10° | 0 mm | 4 | |
| Next | |||||
Important Notice
Our weather forecast for Waterloo in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Waterloo forecast closer to your planned date for the most up-to-date weather information.
Waterloo in September - FAQ
What are the expected maximum and minimum temperatures in Waterloo during September?
Enjoy moderate daytime temperatures of up to 24° and cooler nights around 11°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Waterloo during September?
In September, Waterloo can expect light to moderate rainfall, totaling 38.8 mm across approximately 5 days. Occasional showers are possible, and planning ahead for them could be helpful.
What are the typical wind conditions in Waterloo during September?
The average wind speed in Waterloo during September is 18 km/h, suggesting breezy to windy conditions, depending on your activities.
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