Chatham
September
Weather in Chatham for September 2027
Your guide to Chatham weather in September - trends and predictions
In general, the average temperature in Chatham at the beginning of September is 22 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 18.1 °C by the end of September.
Chatham experiences moderate rainfall in September, with an average of 10 rainy days and a total precipitation of 61.8 mm.
Is September a good time to visit Chatham? check out the best time to travel to Chatham page.
✨ Is September a good time to visit Chatham? – Ask the AI Weatherman
Temperatures
Rain 🌧️
More
20
Dry days
10
Rainy days
0
Snow days
20°/12°
Temperatures
22 km/h
Avg max wind
73 %
Avg humidity
Chatham Weather September
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Temperatures trend during September in Chatham
See the weather trend as well as the moving average line
September weather in Chatham day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Light rain | 22° /14° | 2.8 mm | 5 | |
| 2 Sept. |  Patchy rain possible | 21° /14° | 0.9 mm | 4 | |
| 3 Sept. | Light rain shower | 23° /15° | 1.3 mm | 4 | |
| 4 Sept. | Light rain | 21° /14° | 2.6 mm | 4 | |
| 5 Sept. | Patchy rain possible | 21° /13° | 1.9 mm | 5 | |
| 6 Sept. | Patchy rain possible | 23° /14° | 1.6 mm | 4 | |
| 7 Sept. | Light rain | 23° /15° | 4 mm | 5 | |
| 8 Sept. | Light rain | 21° /14° | 4.7 mm | 5 | |
| 9 Sept. | Patchy rain possible | 21° /13° | 0 mm | 5 | |
| 10 Sept. | Patchy rain possible | 21° /13° | 1.2 mm | 4 | |
| 11 Sept. | Patchy rain possible | 20° /12° | 1.2 mm | 4 | |
| 12 Sept. |  Overcast | 19° /11° | 0.5 mm | 4 | |
| 13 Sept. | Light rain | 18° /12° | 2.9 mm | 4 | |
| 14 Sept. |  Partly cloudy | 20° /11° | 0.3 mm | 4 | |
| 15 Sept. |  Sunny | 21° /12° | 0.1 mm | 4.5 | |
| 16 Sept. | Sunny | 20° /12° | 0.1 mm | 4 | |
| 17 Sept. | Overcast | 19° /12° | 0.9 mm | 4 | |
| 18 Sept. | Light rain shower | 20° /13° | 1.1 mm | 4 | |
| 19 Sept. | Partly cloudy | 21° /14° | 0.6 mm | 4 | |
| 20 Sept. |  Moderate rain | 20° /14° | 7.2 mm | 4 | |
| 21 Sept. | Light rain shower | 19° /11° | 1.9 mm | 4 | |
| 22 Sept. | Light rain | 19° /12° | 4.9 mm | 3.9 | |
| 23 Sept. | Patchy rain possible | 18° /10° | 1 mm | 3.8 | |
| 24 Sept. | Overcast | 18° /11° | 0.3 mm | 3 | |
| 25 Sept. | Light rain | 20° /12° | 4.4 mm | 3.6 | |
| 26 Sept. | Light rain | 18° /12° | 3.4 mm | 3 | |
| 27 Sept. | Patchy rain possible | 18° /11° | 1.9 mm | 3 | |
| 28 Sept. |  Cloudy | 17° /10° | 0.1 mm | 3 | |
| 29 Sept. | Light rain shower | 19° /11° | 1.8 mm | 3 | |
| 30 Sept. | Light rain | 18° /11° | 6 mm | 3.2 | |
| Next | |||||
Important Notice
Our weather forecast for Chatham 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 Chatham forecast closer to your planned date for the most up-to-date weather information.
Change Month
Chatham in September - FAQ
What are the expected maximum and minimum temperatures in Chatham during September?
Enjoy moderate daytime temperatures of up to 20° and cooler nights around 12°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Chatham during September?
Moderate rainfall is anticipated in Chatham during September, with a total of 61.8 mm spread over approximately 10 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Chatham during September?
The average wind speed in Chatham during September is 22 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Chatham
Explore the daily rainfall trends and prepare for Chathams September weather 💧
Typically, Chatham has 10 rainy days in September with a total of 61.8 mm of rainfall.
UV exposure in Chatham during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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