Bangor
September
Weather in Bangor for September 2027
Your guide to Bangor weather in September - trends and predictions
In general, the average temperature in Bangor at the beginning of September is 16.4 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 14 °C by the end of September.
Bangor in September brings notable rainfall, with an average of 16 rainy days and a total precipitation of 113.7 mm.
Is September a good time to visit Bangor? check out the best time to travel to Bangor page.
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Temperatures
Rain 🌧️
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14
Dry days
16
Rainy days
0
Snow days
15°/11°
Temperatures
28 km/h
Avg max wind
83 %
Avg humidity
Bangor Weather September
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Temperatures trend during September in Bangor
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September weather in Bangor day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Light rain shower | 16° /12° | 1.8 mm | 3 | |
| 2 Sept. |  Light rain | 17° /11° | 3 mm | 3 | |
| 3 Sept. | Light rain | 16° /11° | 5.2 mm | 3 | |
| 4 Sept. | Patchy rain possible | 16° /11° | 1.8 mm | 4 | |
| 5 Sept. |  Overcast | 17° /11° | 0 mm | 4 | |
| 6 Sept. |  Partly cloudy | 18° /13° | 0.2 mm | 4 | |
| 7 Sept. | Light rain | 17° /13° | 2.8 mm | 4 | |
| 8 Sept. | Patchy rain possible | 17° /11° | 0.5 mm | 4 | |
| 9 Sept. |  Mist | 16° /12° | 0.6 mm | 4 | |
| 10 Sept. | Light rain | 16° /11° | 6 mm | 3 | |
| 11 Sept. | Light rain shower | 14° /10° | 2.4 mm | 3 | |
| 12 Sept. | Light rain | 15° /10° | 3.6 mm | 3 | |
| 13 Sept. | Patchy rain possible | 14° /9° | 1.3 mm | 3 | |
| 14 Sept. | Light rain | 17° /11° | 4.8 mm | 3 | |
| 15 Sept. |  Moderate rain | 15° /11° | 6.9 mm | 3 | |
| 16 Sept. |  Cloudy | 15° /11° | 0.4 mm | 3 | |
| 17 Sept. | Light rain | 16° /11° | 9.9 mm | 3.6 | |
| 18 Sept. | Light rain | 15° /11° | 4.7 mm | 3 | |
| 19 Sept. | Light rain | 16° /11° | 4.3 mm | 3.4 | |
| 20 Sept. | Patchy light drizzle | 15° /10° | 1.3 mm | 3.4 | |
| 21 Sept. | Light rain shower | 16° /10° | 0.5 mm | 3 | |
| 22 Sept. | Patchy rain possible | 15° /10° | 1.2 mm | 3 | |
| 23 Sept. | Light rain | 14° /9° | 3 mm | 3 | |
| 24 Sept. | Light rain | 15° /10° | 4 mm | 3 | |
| 25 Sept. | Patchy rain possible | 14° /11° | 1.6 mm | 3 | |
| 26 Sept. |  Moderate or heavy rain with thunder | 14° /10° | 8.4 mm | 2.9 | |
| 27 Sept. | Moderate rain | 13° /9° | 17.1 mm | 2.8 | |
| 28 Sept. | Light rain shower | 14° /8° | 1 mm | 2.7 | |
| 29 Sept. | Patchy rain possible | 14° /11° | 2 mm | 2.7 | |
| 30 Sept. | Moderate rain | 15° /11° | 13.6 mm | 2.6 | |
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Important Notice
Our weather forecast for Bangor 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 Bangor forecast closer to your planned date for the most up-to-date weather information.
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Bangor in September - FAQ
What are the expected maximum and minimum temperatures in Bangor during September?
During September, expect a variety of temperatures with highs around 15° and lows near 11°, suitable for diverse activities and preferences.
How much rainfall should be expected in Bangor during September?
Significant rainfall exceeding 113.7 mm is expected in Bangor during September, occurring over more than 16 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Bangor during September?
The average wind speed in Bangor during September is 28 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Bangor
Explore the daily rainfall trends and prepare for Bangors September weather 💧
Typically, Bangor has 16 rainy days in September with a total of 113.7 mm of rainfall.
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