Lisburn and Castlereagh
September
Weather in Lisburn and Castlereagh for September 2024
Your guide to Lisburn and Castlereagh weather in September - trends and predictions
Until now, September 2024 in Lisburn and Castlereagh is slightly cooler than the historical average by -1.4 °C.
The forecast for the next days in Lisburn and Castlereagh predicts temperatures to be around 14 °C, close to the historical average.
In general, the average temperature in Lisburn and Castlereagh at the beginning of September is 19 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 12.7 °C by the end of September.
Lisburn and Castlereagh experiences an exceptionally high level of rainfall in September, with more than 20 rainy days on average.
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9
Dry days
21
Rainy days
0
Snow days
17°/10°
Temperatures
22 km/h
Avg max wind
87 %
Avg humidity
Lisburn and Castlereagh in September average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  16° | ||||||
| 2 18° | 3  18° | 4  18° | 5 19° | 6 22° | 7 22° | 8  21° |
| 9 19° | 10  17° | 11 14° | 12 14° | 13  14° | 14  17° | 15  13° |
| 16 16° | 17  17° | 18 13° | 19 20° | 20 18° | 21 18° | 22 15° |
| 23 14° | 24 17° | 25 17° | 26 11° | 27 10° | 28 11° | 29 12° |
| 30 11° |
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Temperatures trend during September in Lisburn and Castlereagh
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. | Light rain shower | 16° /11° | 0.8 mm | 4 | |
| 2 Sept. | Patchy rain possible | 18° /10° | 4.7 mm | 5 | |
| 3 Sept. | Partly cloudy | 18° /9° | 0.3 mm | 5 | |
| 4 Sept. | Sunny | 18° /9° | 0.9 mm | 5 | |
| 5 Sept. | Partly cloudy | 19° /10° | 0 mm | 5 | |
| 6 Sept. | Patchy rain possible | 22° /13° | 0.1 mm | 6 | |
| 7 Sept. | Patchy rain possible | 22° /13° | 1.4 mm | 5 | |
| 8 Sept. | Cloudy | 21° /12° | 1 mm | 5 | |
| 9 Sept. | Patchy rain possible | 19° /12° | 1.1 mm | 5 | |
| 10 Sept. | Moderate or heavy rain shower | 17° /10° | 10.2 mm | 4 | |
| 11 Sept. | Light rain shower | 14° /8° | 3.3 mm | 4 | |
| 12 Sept. | Cloudy | 14° /5° | 0.2 mm | 4 | |
| 13 Sept. | Mist | 14° /4° | 2.3 mm | 4 | |
| 14 Sept. | Overcast | 17° /9° | 0.2 mm | 4 | |
| 15 Sept. | Moderate rain | 13° /9° | 9.2 mm | 4 | |
| 16 Sept. | Patchy rain possible | 16° /7° | 0.1 mm | 4 | |
| 17 Sept. | Light rain | 17° /10° | 6.6 mm | 4 | |
| 18 Sept. | Light drizzle | 13° /8° | 4 mm | 3 | |
| 19 Sept. | Sunny | 20° /10° | 0 mm | 3 | |
| 20 Sept. | Sunny | 18° /10° | 0 mm | 3 | |
| 21 Sept. | Patchy rain possible | 18° /10° | 0.7 mm | 3 | |
| 22 Sept. | Patchy rain possible | 15° /12° | 2.5 mm | 1 | |
| 23 Sept. | Patchy rain possible | 14° /11° | 0.2 mm | 1 | |
| 24 Sept. | Cloudy | 17° /8° | 0 mm | 3 | |
| 25 Sept. | Patchy rain possible | 17° /11° | 2.8 mm | 3 | |
| 26 Sept. | Patchy rain possible | 11° /6° | 0.5 mm | 2 | |
| 27 Sept. | Patchy rain possible | 10° /3° | 2 mm | 2 | |
| 28 Sept. | Cloudy | 11° /2° | 0 mm | 2 | |
| 29 Sept. | Cloudy | 12° /3° | 0 mm | 2 | |
| 30 Sept. | Patchy rain possible | 11° /8° | 1.6 mm | 2 | |
| Next | |||||
Important Notice
Our weather forecast for Lisburn and Castlereagh 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 Lisburn and Castlereagh forecast closer to your planned date for the most up-to-date weather information.
Lisburn and Castlereagh in September - FAQ
What are the expected maximum and minimum temperatures in Lisburn and Castlereagh during September?
Enjoy moderate daytime temperatures of up to 17° and cooler nights around 10°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Lisburn and Castlereagh during September?
Significant rainfall exceeding 133.7 mm is expected in Lisburn and Castlereagh during September, occurring over more than 21 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Lisburn and Castlereagh during September?
The average wind speed in Lisburn and Castlereagh during September is 22 km/h, suggesting breezy to windy conditions, depending on your activities.
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