Weather in Tenby for September 2025
Until now, September 2025 in Tenby has been nearly identical to the historical average, with a temperature of 16.2 °C (showing only a slight deviation of -0.2 °C).
The forecast for the next days in Tenby predicts temperatures to be around 15 °C, close to the historical average.
In general, the average temperature in Tenby at the beginning of September is 17.9 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 14.3 °C by the end of September.
The climate of Tenby in September is notably wet, with an average of 13 rainy days, and a total of 200.6 mm of precipitation.
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Tenby Weather September
Temperatures trend during September in Tenby
September weather in Tenby day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Patchy rain possible | 19° /14° | 4.4 mm | 5 | |
| 2 Sept. |  Moderate or heavy rain shower | 18° /13° | 5.2 mm | 4 | |
| 3 Sept. | Patchy rain possible | 17° /13° | 6.8 mm | 4 | |
| 4 Sept. | Patchy rain possible | 15° /12° | 3.3 mm | 4 | |
| 5 Sept. | Moderate or heavy rain shower | 17° /11° | 7.8 mm | 4 | |
| 6 Sept. | Moderate rain at times | 20° /15° | 19 mm | 5 | |
| 7 Sept. |  Heavy rain at times | 19° /13° | 6.8 mm | 4 | |
| 8 Sept. | Moderate or heavy rain shower | 17° /13° | 15.5 mm | 4 | |
| 9 Sept. |  Overcast | 15° /12° | 2.6 mm | 4 | |
| 10 Sept. | Patchy rain possible | 16° /12° | 3.3 mm | 4 | |
| 11 Sept. | Patchy rain possible | 14° /11° | 3.5 mm | 3 | |
| 12 Sept. | Patchy rain possible | 14° /10° | 6.6 mm | 4 | |
| 13 Sept. | Overcast | 14° /9° | 6.7 mm | 4 | |
| 14 Sept. |  Cloudy | 16° /12° | 16.7 mm | 4 | |
| 15 Sept. | Moderate rain at times | 15° /13° | 3.5 mm | 4 | |
| 16 Sept. |  Sunny | 16° /12° | 0.8 mm | 5 | |
| 17 Sept. | Sunny | 18° /11° | 0 mm | 5 | |
| 18 Sept. | Patchy rain possible | 18° /16° | 3.1 mm | 0.7 | |
| 19 Sept. | Patchy rain possible | 18° /15° | 0.4 mm | 0.8 | |
| 20 Sept. |  Moderate rain | 16° /13° | 7.3 mm | 0.2 | |
| 21 Sept. | Patchy rain possible | 14° /11° | 3.9 mm | 0.5 | |
| 22 Sept. | Moderate rain | 12° /10° | 5.6 mm | 3 | |
| 23 Sept. | Sunny | 14° /10° | 0 mm | 4 | |
| 24 Sept. | Patchy rain possible | 14° /10° | 0.7 mm | 3 | |
| 25 Sept. | Patchy rain possible | 14° /11° | 2 mm | 3 | |
| 26 Sept. | Patchy rain possible | 15° /12° | 0.6 mm | 3 | |
| 27 Sept. | Patchy rain possible | 15° /11° | 0.5 mm | 3 | |
| 28 Sept. | Patchy rain possible | 14° /10° | 0.2 mm | 3 | |
| 29 Sept. | Sunny | 14° /9° | 0 mm | 4 | |
| 30 Sept. | Patchy rain possible | 14° /11° | 0.1 mm | 3 | |
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Tenby in September - FAQ
September rainfall patterns in Tenby
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Where is Tenby?Get accurate weather forecasts for Tenby, located at latitude 51.673 and longitude -4.704. Stay updated with localized weather information tailored for Tenby.