Weather in Poole for September 2026
Until now, September 2026 in Poole has been nearly identical to the historical average, with a temperature of 20.5 °C (showing only a slight deviation of 0.3 °C).
The forecast for the next days in Poole predicts temperatures to be around 20 °C, close to the historical average.
In general, the average temperature in Poole at the beginning of September is 21.1 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 18 °C by the end of September.
Poole experiences heavy rainfall in September, with over 20 rainy days and an average total precipitation 77.2 mm.
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Poole Weather September
Temperatures trend during September in Poole
September weather in Poole day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Light rain shower | 21° /13° | 5.2 mm | 5 | |
| 2 Sept. | Light rain shower | 20° /13° | 3.1 mm | 4 | |
| 3 Sept. | Patchy rain possible | 21° /14° | 2.3 mm | 4 | |
| 4 Sept. | Light rain shower | 21° /12° | 1.9 mm | 4 | |
| 5 Sept. |  Sunny | 21° /12° | 2.8 mm | 5 | |
| 6 Sept. |  Overcast | 22° /14° | 3.9 mm | 4 | |
| 7 Sept. | Sunny | 22° /14° | 1 mm | 5 | |
| 8 Sept. |  Partly cloudy | 20° /13° | 10.1 mm | 5 | |
| 9 Sept. |  Cloudy | 20° /13° | 0.5 mm | 5 | |
| 10 Sept. | Patchy rain possible | 20° /12° | 1 mm | 4 | |
| 11 Sept. |  Mist | 19° /12° | 0.9 mm | 4 | |
| 12 Sept. | Sunny | 20° /12° | 0 mm | 4.5 | |
| 13 Sept. | Patchy rain possible | 21° /16° | 7 mm | 4.2 | |
| 14 Sept. | Mist | 24° /16° | 0.3 mm | 3.5 | |
| 15 Sept. | Mist | 22° /13° | 0.8 mm | 5 | |
| 16 Sept. | Overcast | 17° /11° | 0 mm | 4 | |
| 17 Sept. | Overcast | 20° /11° | 0.5 mm | 5 | |
| 18 Sept. | Overcast | 19° /11° | 0 mm | 5 | |
| 19 Sept. | Overcast | 19° /11° | 0 mm | 5 | |
| 20 Sept. | Patchy rain possible | 23° /14° | 0.1 mm | 6 | |
| 21 Sept. | Sunny | 19° /8° | 0 mm | 5 | |
| 22 Sept. | Overcast | 19° /9° | 0 mm | 4 | |
| 23 Sept. | Partly cloudy | 19° /12° | 0 mm | 5 | |
| 24 Sept. | Partly cloudy | 21° /15° | 0 mm | 6 | |
| 25 Sept. | Sunny | 22° /15° | 0.2 mm | 6 | |
| 26 Sept. | Patchy rain possible | 17° /10° | 7.9 mm | 4 | |
| 27 Sept. | Light rain shower | 15° /10° | 2.5 mm | 3 | |
| 28 Sept. | Patchy rain possible | 17° /10° | 0.6 mm | 4 | |
| 29 Sept. | Cloudy | 17° /9° | 1.5 mm | 4 | |
| 30 Sept. | Cloudy | 17° /10° | 3.5 mm | 4 | |
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Poole in September - FAQ
What are the expected maximum and minimum temperatures in Poole during September?
How much rainfall should be expected in Poole during September?
What are the typical wind conditions in Poole during September?
Poole water temperatures in September
The average water temperature of the Atlantic Ocean near Poole in September is 18 °C. Temperatures remain fairly consistent throughout the month.
- What is the water temperature in Poole in September?
- The average water temperature in Poole in September is 18 °C.
- Can you swim in Poole in September?
- Refreshing and invigorating. Expect to feel chilled after 10–20 minutes; a shorty wetsuit extends water time, especially at dawn.
September rainfall patterns in Poole
UV exposure in Poole during September
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