North Ayrshire (Irvine)
September
Weather in North Ayrshire for September 2025
Your guide to North Ayrshire weather in September - trends and predictions
In general, the average temperature in North Ayrshire at the beginning of September is 17.3 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 10.9 °C by the end of September.
The climate of North Ayrshire in September is notably wet, with an average of 15 rainy days, and a total of 69.6 mm of precipitation.
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Temperatures
Rain 🌧️
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15
Dry days
15
Rainy days
0
Snow days
15°/8°
Temperatures
20 km/h
Avg max wind
84 %
Avg humidity
North Ayrshire Weather September
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  17° | 2  16° | 3 13° | 4 14° | 5 18° | 6  21° | 7 22° |
| 8  21° | 9  13° | 10 12° | 11 11° | 12 11° | 13 11° | 14 16° |
| 15 15° | 16  15° | 17 18° | 18  20° | 19 19° | 20 19° | 21 18° |
| 22 16° | 23 14° | 24 12° | 25 11° | 26 9° | 27 10° | 28 11° |
| 29 12° | 30  11° |
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Temperatures trend during September in North Ayrshire
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. | Overcast | 17° /8° | 1 mm | 4 | |
| 2 Sept. | Moderate or heavy rain shower | 16° /12° | 12.9 mm | 4 | |
| 3 Sept. | Moderate rain at times | 13° /6° | 1.4 mm | 3 | |
| 4 Sept. | Moderate or heavy rain shower | 14° /6° | 7 mm | 3 | |
| 5 Sept. | Overcast | 18° /9° | 0 mm | 4 | |
| 6 Sept. | Partly cloudy | 21° /13° | 0 mm | 6 | |
| 7 Sept. | Partly cloudy | 22° /12° | 0 mm | 6 | |
| 8 Sept. | Patchy rain possible | 21° /10° | 0.1 mm | 5 | |
| 9 Sept. | Heavy rain at times | 13° /9° | 6.9 mm | 3 | |
| 10 Sept. | Patchy rain possible | 12° /7° | 11.1 mm | 3 | |
| 11 Sept. | Overcast | 11° /5° | 0.1 mm | 3 | |
| 12 Sept. | Patchy rain possible | 11° /5° | 0.1 mm | 3 | |
| 13 Sept. | Patchy rain possible | 11° /3° | 0.5 mm | 3 | |
| 14 Sept. | Moderate rain at times | 16° /10° | 5.2 mm | 4 | |
| 15 Sept. | Patchy rain possible | 15° /8° | 1.7 mm | 4 | |
| 16 Sept. | Cloudy | 15° /6° | 0 mm | 4 | |
| 17 Sept. | Partly cloudy | 18° /10° | 0 mm | 5 | |
| 18 Sept. | Sunny | 20° /10° | 0 mm | 6 | |
| 19 Sept. | Sunny | 19° /8° | 0 mm | 5 | |
| 20 Sept. | Sunny | 19° /8° | 0 mm | 5 | |
| 21 Sept. | Cloudy | 18° /10° | 0 mm | 4 | |
| 22 Sept. | Cloudy | 16° /9° | 0 mm | 4 | |
| 23 Sept. | Overcast | 14° /8° | 0.4 mm | 3 | |
| 24 Sept. | Heavy rain at times | 12° /6° | 1.8 mm | 3 | |
| 25 Sept. | Overcast | 11° /4° | 1.3 mm | 3 | |
| 26 Sept. | Moderate rain at times | 9° /6° | 13.8 mm | 2 | |
| 27 Sept. | Cloudy | 10° /4° | 0 mm | 3 | |
| 28 Sept. | Patchy rain possible | 11° /3° | 1.6 mm | 3 | |
| 29 Sept. | Overcast | 12° /6° | 0.1 mm | 3 | |
| 30 Sept. | Light drizzle | 11° /8° | 2.7 mm | 3 | |
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Important Notice
Our weather forecast for North Ayrshire 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 North Ayrshire forecast closer to your planned date for the most up-to-date weather information.
North Ayrshire in September - FAQ
What are the expected maximum and minimum temperatures in North Ayrshire during September?
During September, expect a variety of temperatures with highs around 15° and lows near 8°, suitable for diverse activities and preferences.
How much rainfall should be expected in North Ayrshire during September?
Moderate rainfall is anticipated in North Ayrshire during September, with a total of 69.6 mm spread over approximately 15 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in North Ayrshire during September?
The average wind speed in North Ayrshire during September is 20 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in North Ayrshire
Explore the daily rainfall trends and prepare for North Ayrshires September weather 💧
UV exposure in North Ayrshire during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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