Causeway Coast and Glens (Portrush)
September
Weather in Causeway Coast and Glens for September 2025
Your guide to Causeway Coast and Glens weather in September - trends and predictions
Expect cooler weather in the next days in Causeway Coast and Glens with the forecast suggesting a temperature of 14.3 °C, lower than the historical average.
In general, the average temperature in Causeway Coast and Glens at the beginning of September is 16 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 11.1 °C by the end of September.
Causeway Coast and Glens in September brings notable rainfall, with an average of 17 rainy days and a total precipitation of 98 mm.
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Temperatures
Rain 🌧️
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13
Dry days
17
Rainy days
0
Snow days
14°/10°
Temperatures
26 km/h
Avg max wind
80 %
Avg humidity
Causeway Coast and Glens Weather September
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Temperatures trend during September in Causeway Coast and Glens
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September weather in Causeway Coast and Glens day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Overcast | 16° /12° | 4.1 mm | 4 | |
| 2 Sept. |  Moderate rain at times | 16° /11° | 2.7 mm | 4 | |
| 3 Sept. | Moderate rain at times | 14° /10° | 5.4 mm | 3 | |
| 4 Sept. | Moderate or heavy rain shower | 15° /10° | 5.4 mm | 4 | |
| 5 Sept. |  Partly cloudy | 15° /11° | 0 mm | 4 | |
| 6 Sept. |  Sunny | 18° /12° | 0.1 mm | 5 | |
| 7 Sept. | Sunny | 18° /13° | 0 mm | 5 | |
| 8 Sept. |  Patchy rain possible | 16° /10° | 1.2 mm | 0.9 | |
| 9 Sept. | Patchy rain possible | 15° /11° | 0.5 mm | 0.4 | |
| 10 Sept. |  Moderate rain | 14° /11° | 12.8 mm | 0.5 | |
| 11 Sept. | Patchy rain possible | 14° /11° | 4.8 mm | 0.8 | |
| 12 Sept. | Patchy rain possible | 13° /11° | 1.7 mm | 0.6 | |
| 13 Sept. | Patchy rain possible | 14° /9° | 1.1 mm | 3 | |
| 14 Sept. | Patchy rain possible | 17° /10° | 2 mm | 3 | |
| 15 Sept. | Patchy rain possible | 13° /11° | 0.4 mm | 3 | |
| 16 Sept. | Patchy rain possible | 15° /11° | 3.9 mm | 3 | |
| 17 Sept. | Patchy rain possible | 15° /12° | 3.5 mm | 3 | |
| 18 Sept. | Patchy rain possible | 14° /10° | 3.9 mm | 3 | |
| 19 Sept. | Patchy rain possible | 13° /9° | 2.2 mm | 3 | |
| 20 Sept. | Patchy rain possible | 13° /11° | 0.7 mm | 3 | |
| 21 Sept. | Partly cloudy | 14° /10° | 0.1 mm | 4 | |
| 22 Sept. |  Cloudy | 15° /12° | 0 mm | 4 | |
| 23 Sept. | Moderate rain at times | 12° /11° | 2.1 mm | 3 | |
| 24 Sept. | Patchy rain possible | 12° /9° | 2.1 mm | 3 | |
| 25 Sept. | Overcast | 10° /7° | 0.6 mm | 3 | |
| 26 Sept. | Moderate or heavy rain shower | 10° /8° | 11.7 mm | 3 | |
| 27 Sept. | Patchy rain possible | 11° /9° | 1.1 mm | 3 | |
| 28 Sept. | Moderate rain at times | 12° /8° | 3.9 mm | 3 | |
| 29 Sept. | Overcast | 12° /8° | 0 mm | 3 | |
| 30 Sept. | Light rain shower | 11° /9° | 10 mm | 3 | |
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Important Notice
Our weather forecast for Causeway Coast and Glens 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 Causeway Coast and Glens forecast closer to your planned date for the most up-to-date weather information.
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Causeway Coast and Glens in September - FAQ
What are the expected maximum and minimum temperatures in Causeway Coast and Glens during September?
During September, expect a variety of temperatures with highs around 14° and lows near 10°, suitable for diverse activities and preferences.
How much rainfall should be expected in Causeway Coast and Glens during September?
Moderate rainfall is anticipated in Causeway Coast and Glens during September, with a total of 98 mm spread over approximately 17 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Causeway Coast and Glens during September?
The average wind speed in Causeway Coast and Glens during September is 26 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Causeway Coast and Glens
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Where is Causeway Coast and Glens?Get accurate weather forecasts for Causeway Coast and Glens, located at latitude 55.196 and longitude -6.649. Stay updated with localized weather information tailored for Causeway Coast and Glens.
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