Antrim and Newtownabbey (Newtownabbey)
September
Weather in Antrim and Newtownabbey for September 2027
Your guide to Antrim and Newtownabbey weather in September - trends and predictions
In general, the average temperature in Antrim and Newtownabbey at the beginning of September is 17.6 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 13.9 °C by the end of September.
Antrim and Newtownabbey in September brings notable rainfall, with an average of 17 rainy days and a total precipitation of 109.5 mm.
Is September a good time to visit Antrim and Newtownabbey? check out the best time to travel to Antrim and Newtownabbey page.
✨ Is September a good time to visit Antrim and Newtownabbey? – Ask the AI Weatherman
Temperatures
Rain 🌧️
More
13
Dry days
17
Rainy days
0
Snow days
16°/9°
Temperatures
23 km/h
Avg max wind
84 %
Avg humidity
Antrim and Newtownabbey Weather September
Move between months or click on a day
Temperatures trend during September in Antrim and Newtownabbey
See the weather trend as well as the moving average line
September weather in Antrim and Newtownabbey day by day
Click on a date for more information
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Light rain | 16° /11° | 2.8 mm | 3 | |
| 2 Sept. | Light rain | 18° /10° | 3.1 mm | 3 | |
| 3 Sept. | Light rain | 16° /10° | 4.9 mm | 4 | |
| 4 Sept. |  Patchy rain possible | 17° /9° | 1.6 mm | 4 | |
| 5 Sept. |  Overcast | 18° /9° | 0 mm | 4 | |
| 6 Sept. |  Partly cloudy | 20° /12° | 0.3 mm | 4 | |
| 7 Sept. | Patchy rain possible | 19° /11° | 2.4 mm | 4 | |
| 8 Sept. | Partly cloudy | 18° /9° | 0.7 mm | 4 | |
| 9 Sept. | Overcast | 17° /10° | 0.6 mm | 4 | |
| 10 Sept. |  Moderate or heavy rain shower | 16° /10° | 7.3 mm | 3 | |
| 11 Sept. | Light rain | 15° /9° | 2.6 mm | 3 | |
| 12 Sept. | Light rain | 15° /8° | 3.9 mm | 3 | |
| 13 Sept. | Patchy rain possible | 14° /7° | 1.2 mm | 3 | |
| 14 Sept. | Light rain | 16° /10° | 3.4 mm | 3 | |
| 15 Sept. |  Moderate rain | 14° /9° | 7.8 mm | 3 | |
| 16 Sept. |  Cloudy | 16° /8° | 0.4 mm | 3 | |
| 17 Sept. | Light rain | 16° /10° | 8.5 mm | 3 | |
| 18 Sept. | Light rain | 16° /10° | 4.3 mm | 3 | |
| 19 Sept. | Light rain | 16° /10° | 3.9 mm | 3 | |
| 20 Sept. | Light rain shower | 15° /9° | 1.3 mm | 3 | |
| 21 Sept. | Light rain shower | 16° /8° | 0.6 mm | 3 | |
| 22 Sept. | Patchy rain possible | 15° /8° | 1.3 mm | 3 | |
| 23 Sept. | Light rain | 14° /7° | 2.6 mm | 3 | |
| 24 Sept. | Light rain | 15° /8° | 4.3 mm | 3 | |
| 25 Sept. | Patchy rain possible | 14° /9° | 1.6 mm | 3 | |
| 26 Sept. | Light rain | 14° /8° | 7.3 mm | 2.9 | |
| 27 Sept. | Moderate rain | 13° /7° | 16.9 mm | 2 | |
| 28 Sept. | Light rain shower | 14° /6° | 1.2 mm | 2.7 | |
| 29 Sept. | Patchy rain possible | 15° /8° | 1.4 mm | 2.7 | |
| 30 Sept. | Moderate rain | 14° /9° | 11.6 mm | 2.6 | |
| Next | |||||
Important Notice
Our weather forecast for Antrim and Newtownabbey 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 Antrim and Newtownabbey forecast closer to your planned date for the most up-to-date weather information.
Change Month
Antrim and Newtownabbey in September - FAQ
What are the expected maximum and minimum temperatures in Antrim and Newtownabbey 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 Antrim and Newtownabbey during September?
Significant rainfall exceeding 109.5 mm is expected in Antrim and Newtownabbey during September, occurring over more than 17 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Antrim and Newtownabbey during September?
The average wind speed in Antrim and Newtownabbey during September is 23 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Antrim and Newtownabbey
Explore the daily rainfall trends and prepare for Antrim and Newtownabbeys September weather 💧
Typically, Antrim and Newtownabbey has 17 rainy days in September with a total of 109.5 mm of rainfall.
Top locations in Antrim and Newtownabbey
Select a location for an accurate weather forecast
More Locations Quick links
More Antrim and Newtownabbey weather pages
You are here
Found a mistake?
We appreciate your attention to details. Tell us here.