Hamilton
September
Weather in Hamilton for September 2026
Your guide to Hamilton weather in September - trends and predictions
In general, the average temperature in Hamilton at the beginning of September is 15.7 °C. As the month progressed, temperatures tended to remain steady, reaching an average of 15.7 °C by the end of September.
Hamilton experiences heavy rainfall in September, with over 20 rainy days and an average total precipitation 132.1 mm.
Temperatures
Rain 🌧️
6
Dry days
24
Rainy days
0
Snow days
15°/6°
Temperatures
21 km/h
Avg max wind
83 %
Avg humidity
Hamilton Weather September
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Temperatures trend during September in Hamilton
See the weather trend as well as the moving average line
September weather in Hamilton day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Mist | 16° /5° | 5 mm | 4 | |
| 2 Sept. | Mist | 17° /5° | 0.8 mm | 4 | |
| 3 Sept. | Fog | 16° /7° | 5.8 mm | 4 | |
| 4 Sept. |  Patchy rain possible | 15° /6° | 0.3 mm | 5 | |
| 5 Sept. |  Moderate rain | 15° /6° | 5.8 mm | 5 | |
| 6 Sept. |  Moderate or heavy rain shower | 15° /7° | 7.2 mm | 4 | |
| 7 Sept. | Patchy rain possible | 16° /6° | 6.2 mm | 4 | |
| 8 Sept. | Fog | 15° /3° | 0.6 mm | 4 | |
| 9 Sept. |  Partly cloudy | 15° /2° | 0.1 mm | 4 | |
| 10 Sept. | Light rain shower | 16° /6° | 6.2 mm | 5 | |
| 11 Sept. | Light rain shower | 15° /5° | 2.4 mm | 5 | |
| 12 Sept. | Mist | 15° /4° | 9.3 mm | 4 | |
| 13 Sept. | Light rain shower | 14° /5° | 0.9 mm | 4 | |
| 14 Sept. |  Cloudy | 16° /7° | 7.2 mm | 4 | |
| 15 Sept. | Cloudy | 15° /5° | 3.6 mm | 4 | |
| 16 Sept. | Mist | 16° /5° | 4.9 mm | 4 | |
| 17 Sept. | Cloudy | 16° /6° | 1.6 mm | 4 | |
| 18 Sept. | Light rain shower | 14° /5° | 4.9 mm | 4 | |
| 19 Sept. | Mist | 16° /5° | 1.4 mm | 4 | |
| 20 Sept. | Fog | 17° /5° | 3.4 mm | 5 | |
| 21 Sept. |  Sunny | 18° /5° | 0.2 mm | 5 | |
| 22 Sept. | Patchy rain possible | 17° /6° | 0.5 mm | 5 | |
| 23 Sept. | Light rain shower | 16° /9° | 11.2 mm | 4 | |
| 24 Sept. | Light rain shower | 16° /9° | 13.8 mm | 5 | |
| 25 Sept. | Moderate rain | 16° /6° | 8.9 mm | 5 | |
| 26 Sept. | Light rain shower | 16° /5° | 6.5 mm | 4 | |
| 27 Sept. | Light rain shower | 15° /8° | 2.3 mm | 4 | |
| 28 Sept. | Light rain shower | 16° /6° | 3.1 mm | 4 | |
| 29 Sept. |  Light drizzle | 16° /8° | 2.3 mm | 4 | |
| 30 Sept. | Moderate rain | 15° /3° | 5.7 mm | 4 | |
| Next | |||||
Important Notice
Our weather forecast for Hamilton 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 Hamilton forecast closer to your planned date for the most up-to-date weather information.
Change Month
Hamilton in September - FAQ
What are the expected maximum and minimum temperatures in Hamilton during September?
During September, expect a variety of temperatures with highs around 15° and lows near 6°, suitable for diverse activities and preferences.
How much rainfall should be expected in Hamilton during September?
Significant rainfall exceeding 132.1 mm is expected in Hamilton during September, occurring over more than 24 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Hamilton during September?
The average wind speed in Hamilton during September is 21 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Hamilton
Explore the daily rainfall trends and prepare for Hamiltons September weather 💧
Typically, Hamilton has 24 rainy days in September with a total of 132.1 mm of rainfall.
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