Tenby
September
Weather in Tenby for September 2025
Your guide to Tenby weather in September - trends and predictions
In general, the average temperature in Tenby at the beginning of September is 17.6 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 13.1 °C by the end of September.
Tenby in September brings notable rainfall, with an average of 20 rainy days and a total precipitation of 200.6 mm.
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Temperatures
Rain 🌧️
More
10
Dry days
20
Rainy days
0
Snow days
16°/12°
Temperatures
25 km/h
Avg max wind
80 %
Avg humidity
Tenby Weather September
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  20° | 2  18° | 3 16° | 4 14° | 5 16° | 6 20° | 7  19° |
| 8 17° | 9  15° | 10 15° | 11 13° | 12 12° | 13 13° | 14  15° |
| 15 15° | 16  17° | 17 18° | 18 19° | 19 19° | 20 19° | 21 17° |
| 22 17° | 23 17° | 24 13° | 25 13° | 26 13° | 27 12° | 28 13° |
| 29 13° | 30 15° |
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Temperatures trend during September in Tenby
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. | Patchy rain possible | 20° /14° | 0.7 mm | 5 | |
| 2 Sept. | Moderate or heavy rain shower | 18° /14° | 6.7 mm | 4 | |
| 3 Sept. | Patchy rain possible | 16° /12° | 0.8 mm | 4 | |
| 4 Sept. | Patchy rain possible | 14° /11° | 0.4 mm | 3 | |
| 5 Sept. | Moderate or heavy rain shower | 16° /10° | 15.5 mm | 4 | |
| 6 Sept. | Moderate rain at times | 20° /16° | 37.9 mm | 5 | |
| 7 Sept. | Heavy rain at times | 19° /13° | 6.8 mm | 4 | |
| 8 Sept. | Moderate or heavy rain shower | 17° /14° | 27.1 mm | 4 | |
| 9 Sept. | Overcast | 15° /12° | 0 mm | 4 | |
| 10 Sept. | Patchy rain possible | 15° /11° | 0.6 mm | 4 | |
| 11 Sept. | Patchy rain possible | 13° /10° | 0.6 mm | 3 | |
| 12 Sept. | Patchy rain possible | 12° /8° | 0.9 mm | 3 | |
| 13 Sept. | Overcast | 13° /7° | 0 mm | 3 | |
| 14 Sept. | Cloudy | 15° /12° | 0 mm | 4 | |
| 15 Sept. | Moderate rain at times | 15° /13° | 3.7 mm | 4 | |
| 16 Sept. | Sunny | 17° /11° | 0 mm | 5 | |
| 17 Sept. | Sunny | 18° /11° | 0 mm | 5 | |
| 18 Sept. | Sunny | 19° /11° | 0 mm | 5 | |
| 19 Sept. | Overcast | 19° /12° | 0 mm | 4 | |
| 20 Sept. | Overcast | 19° /12° | 0 mm | 4 | |
| 21 Sept. | Moderate or heavy rain shower | 17° /12° | 8.2 mm | 4 | |
| 22 Sept. | Moderate or heavy rain shower | 17° /13° | 19.2 mm | 4 | |
| 23 Sept. | Overcast | 17° /14° | 0.8 mm | 4 | |
| 24 Sept. | Overcast | 13° /12° | 0.1 mm | 3 | |
| 25 Sept. | Moderate or heavy rain shower | 13° /11° | 8.1 mm | 3 | |
| 26 Sept. | Heavy rain at times | 13° /10° | 22.5 mm | 3 | |
| 27 Sept. | Patchy rain possible | 12° /9° | 1.5 mm | 3 | |
| 28 Sept. | Patchy rain possible | 13° /8° | 0.2 mm | 3 | |
| 29 Sept. | Moderate or heavy rain shower | 13° /11° | 36.7 mm | 3 | |
| 30 Sept. | Patchy rain possible | 15° /11° | 1.5 mm | 4 | |
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Important Notice
Our weather forecast for Tenby 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 Tenby forecast closer to your planned date for the most up-to-date weather information.
Tenby in September - FAQ
What are the expected maximum and minimum temperatures in Tenby during September?
Enjoy moderate daytime temperatures of up to 16° and cooler nights around 12°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Tenby during September?
Significant rainfall exceeding 200.6 mm is expected in Tenby during September, occurring over more than 20 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Tenby during September?
The average wind speed in Tenby during September is 25 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Tenby
Explore the daily rainfall trends and prepare for Tenbys September weather 💧
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