County of Ceredigion (Aberystwyth)
September
Weather in County of Ceredigion for September 2026
Your guide to County of Ceredigion weather in September - trends and predictions
Until now, September 2026 in County of Ceredigion 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 County of Ceredigion predicts temperatures to be around 19 °C, close to the historical average.
In general, the average temperature in County of Ceredigion at the beginning of September is 17.4 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 20.6 °C by the end of September.
County of Ceredigion in September brings notable rainfall, with an average of 18 rainy days and a total precipitation of 180.2 mm.
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Temperatures
Rain 🌧️
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12
Dry days
18
Rainy days
0
Snow days
15°/10°
Temperatures
28 km/h
Avg max wind
82 %
Avg humidity
County of Ceredigion Weather September
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Temperatures trend during September in County of Ceredigion
See the weather trend as well as the moving average line
September weather in County of Ceredigion day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Light rain shower | 16° /11° | 7.9 mm | 3 | |
| 2 Sept. | Patchy rain possible | 18° /11° | 2.3 mm | 3 | |
| 3 Sept. | Light rain shower | 18° /13° | 7.2 mm | 3 | |
| 4 Sept. | Light rain shower | 15° /11° | 16.5 mm | 3 | |
| 5 Sept. | Patchy rain possible | 16° /11° | 0.4 mm | 3 | |
| 6 Sept. |  Overcast | 21° /11° | 1.2 mm | 3 | |
| 7 Sept. | Light rain shower | 18° /12° | 5 mm | 3 | |
| 8 Sept. | Light rain shower | 15° /10° | 10.1 mm | 3 | |
| 9 Sept. | Patchy rain possible | 16° /9° | 2.5 mm | 3 | |
| 10 Sept. | Light rain shower | 15° /10° | 6.2 mm | 3 | |
| 11 Sept. | Light rain shower | 15° /10° | 9.2 mm | 3 | |
| 12 Sept. | Light rain shower | 16° /9° | 25.8 mm | 2 | |
| 13 Sept. | Light rain shower | 16° /12° | 16 mm | 2 | |
| 14 Sept. | Light rain shower | 18° /12° | 12.3 mm | 3 | |
| 15 Sept. | Light rain shower | 16° /12° | 10.9 mm | 2 | |
| 16 Sept. | Light rain shower | 14° /11° | 4.1 mm | 2 | |
| 17 Sept. |  Moderate rain | 16° /12° | 15.9 mm | 3 | |
| 18 Sept. | Light rain shower | 16° /11° | 8.3 mm | 2 | |
| 19 Sept. | Patchy rain possible | 19° /15° | 0.3 mm | 4 | |
| 20 Sept. | Overcast | 14° /9° | 0.2 mm | 3.3 | |
| 21 Sept. |  Sunny | 17° /9° | 0 mm | 3.5 | |
| 22 Sept. | Sunny | 17° /13° | 0 mm | 3.5 | |
| 23 Sept. |  Mist | 15° /8° | 0.9 mm | 2.9 | |
| 24 Sept. | Overcast | 19° /7° | 0 mm | 5 | |
| 25 Sept. | Sunny | 20° /10° | 0 mm | 6 | |
| 26 Sept. | Sunny | 20° /13° | 0 mm | 6 | |
| 27 Sept. | Overcast | 19° /13° | 0 mm | 4 | |
| 28 Sept. | Sunny | 24° /14° | 0 mm | 6 | |
| 29 Sept. | Sunny | 22° /12° | 0 mm | 6 | |
| 30 Sept. | Overcast | 20° /16° | 0 mm | 5 | |
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Important Notice
Our weather forecast for County of Ceredigion 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 County of Ceredigion forecast closer to your planned date for the most up-to-date weather information.
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County of Ceredigion in September - FAQ
What are the expected maximum and minimum temperatures in County of Ceredigion during September?
During September, expect a variety of temperatures with highs around 15° and lows near 10°, suitable for diverse activities and preferences.
How much rainfall should be expected in County of Ceredigion during September?
Significant rainfall exceeding 180.2 mm is expected in County of Ceredigion during September, occurring over more than 18 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in County of Ceredigion during September?
The average wind speed in County of Ceredigion during September is 28 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in County of Ceredigion
Explore the daily rainfall trends and prepare for County of Ceredigions September weather 💧
Typically, County of Ceredigion has 18 rainy days in September with a total of 180.2 mm of rainfall.
UV exposure in County of Ceredigion during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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Where is County of Ceredigion?Get accurate weather forecasts for County of Ceredigion, located at latitude 52.415 and longitude -4.083. Stay updated with localized weather information tailored for County of Ceredigion.
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