Lisburn
September
Weather in Lisburn for September 2027
Your guide to Lisburn weather in September - trends and predictions
In general, the average temperature in Lisburn at the beginning of September is 17.9 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 14 °C by the end of September.
Lisburn in September brings notable rainfall, with an average of 16 rainy days and a total precipitation of 110.5 mm.
Is September a good time to visit Lisburn? check out the best time to travel to Lisburn page.
✨ Is September a good time to visit Lisburn? – Ask the AI Weatherman
Temperatures
Rain 🌧️
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14
Dry days
16
Rainy days
0
Snow days
16°/9°
Temperatures
23 km/h
Avg max wind
85 %
Avg humidity
Lisburn Weather September
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Temperatures trend during September in Lisburn
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September weather in Lisburn day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Light rain | 17° /11° | 2.9 mm | 3 | |
| 2 Sept. | Light rain | 18° /10° | 3 mm | 4 | |
| 3 Sept. | Light rain | 16° /10° | 5.4 mm | 4 | |
| 4 Sept. |  Patchy rain possible | 17° /9° | 1.3 mm | 4 | |
| 5 Sept. |  Partly cloudy | 18° /9° | 0 mm | 4 | |
| 6 Sept. | Patchy rain possible | 20° /12° | 0.4 mm | 4 | |
| 7 Sept. | Patchy rain possible | 19° /12° | 1.9 mm | 4 | |
| 8 Sept. |  Cloudy | 18° /10° | 0.7 mm | 4 | |
| 9 Sept. | Patchy rain possible | 17° /10° | 0.6 mm | 4 | |
| 10 Sept. |  Moderate or heavy rain shower | 17° /10° | 8.6 mm | 3 | |
| 11 Sept. | Light rain shower | 15° /9° | 2.3 mm | 3 | |
| 12 Sept. | Light rain | 15° /8° | 3.8 mm | 3 | |
| 13 Sept. | Patchy rain possible | 15° /6° | 2.2 mm | 3 | |
| 14 Sept. | Light rain | 16° /10° | 3.4 mm | 3 | |
| 15 Sept. |  Moderate rain | 14° /10° | 8.3 mm | 3 | |
| 16 Sept. | Patchy rain possible | 16° /9° | 0.6 mm | 3 | |
| 17 Sept. | Light rain | 16° /10° | 7.1 mm | 3 | |
| 18 Sept. | Light rain | 16° /9° | 5.1 mm | 3 | |
| 19 Sept. | Light rain | 16° /9° | 4.3 mm | 3 | |
| 20 Sept. | Light rain shower | 16° /8° | 1.4 mm | 3 | |
| 21 Sept. | Light rain shower | 16° /8° | 0.7 mm | 3 | |
| 22 Sept. | Patchy rain possible | 15° /8° | 1.2 mm | 3 | |
| 23 Sept. | Patchy rain possible | 15° /6° | 1.9 mm | 3 | |
| 24 Sept. | Light rain | 16° /8° | 4.6 mm | 3 | |
| 25 Sept. | Patchy rain possible | 14° /9° | 1.5 mm | 3 | |
| 26 Sept. | Light rain | 14° /8° | 6.3 mm | 2.9 | |
| 27 Sept. | Moderate rain | 13° /6° | 16.9 mm | 2 | |
| 28 Sept. | Light rain shower | 14° /6° | 1.3 mm | 2.8 | |
| 29 Sept. | Patchy rain possible | 15° /8° | 2.3 mm | 2.7 | |
| 30 Sept. | Moderate rain | 15° /9° | 10.4 mm | 2.6 | |
| Next | |||||
Important Notice
Our weather forecast for Lisburn 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 forecast closer to your planned date for the most up-to-date weather information.
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Lisburn in September - FAQ
What are the expected maximum and minimum temperatures in Lisburn during September?
Enjoy moderate daytime temperatures of up to 16° and cooler nights around 9°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Lisburn during September?
Significant rainfall exceeding 110.5 mm is expected in Lisburn during September, occurring over more than 16 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Lisburn during September?
The average wind speed in Lisburn during September is 23 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Lisburn
Explore the daily rainfall trends and prepare for Lisburns September weather 💧
Typically, Lisburn has 16 rainy days in September with a total of 110.5 mm of rainfall.
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