Weather in County Donegal for September 2024
Until now, September 2024 in County Donegal is slightly cooler than the historical average by -1.5 °C.
Expect cooler weather in the next days in County Donegal with the forecast suggesting a temperature of 13.8 °C, lower than the historical average.
In general, the average temperature in County Donegal at the beginning of September is 19.6 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 11.3 °C by the end of September.
Expect significant rainfall in County Donegal during September, with an average of 20 rainy days.
Is September a good time to visit County Donegal? check out the best time to travel to County Donegal page.
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County Donegal in September average weather
| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  18° | ||||||
| 2  17° | 3  17° | 4  18° | 5 21° | 6 23° | 7 23° | 8 20° |
| 9 17° | 10 16° | 11 13° | 12  13° | 13  12° | 14  14° | 15 14° |
| 16 16° | 17  17° | 18 12° | 19 21° | 20 20° | 21 19° | 22 16° |
| 23 18° | 24 11° | 25 9° | 26 11° | 27 10° | 28 11° | 29 14° |
| 30 13° |
You can click on date
Temperatures trend during September in County Donegal
September weather day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. | Light rain shower | 18° /9° | 1 mm | 4 | |
| 2 Sept. | Mist | 17° /10° | 4.7 mm | 4 | |
| 3 Sept. | Sunny | 17° /9° | 1.3 mm | 5 | |
| 4 Sept. | Partly cloudy | 18° /8° | 1 mm | 5 | |
| 5 Sept. | Mist | 21° /10° | 0 mm | 5 | |
| 6 Sept. | Light rain shower | 23° /12° | 1.4 mm | 6 | |
| 7 Sept. | Partly cloudy | 23° /13° | 0.4 mm | 6 | |
| 8 Sept. | Light rain shower | 20° /12° | 3.8 mm | 5 | |
| 9 Sept. | Light rain shower | 17° /10° | 2.2 mm | 4 | |
| 10 Sept. | Mist | 16° /10° | 2.9 mm | 4 | |
| 11 Sept. | Light rain shower | 13° /7° | 4.2 mm | 4 | |
| 12 Sept. | Cloudy | 13° /5° | 1 mm | 4 | |
| 13 Sept. | Moderate rain | 12° /4° | 8.4 mm | 3 | |
| 14 Sept. | Overcast | 14° /8° | 1.1 mm | 3 | |
| 15 Sept. | Overcast | 14° /8° | 0.3 mm | 4 | |
| 16 Sept. | Cloudy | 16° /7° | 0 mm | 4 | |
| 17 Sept. | Light rain | 17° /10° | 5.8 mm | 5 | |
| 18 Sept. | Light rain shower | 12° /8° | 9.5 mm | 3 | |
| 19 Sept. | Sunny | 21° /9° | 0 mm | 3 | |
| 20 Sept. | Sunny | 20° /10° | 0 mm | 3 | |
| 21 Sept. | Sunny | 19° /9° | 0 mm | 3 | |
| 22 Sept. | Patchy rain possible | 16° /10° | 2 mm | 1 | |
| 23 Sept. | Partly cloudy | 18° /11° | 0.1 mm | 2 | |
| 24 Sept. | Patchy rain possible | 11° /8° | 0.1 mm | 2 | |
| 25 Sept. | Patchy rain possible | 9° /4° | 2.1 mm | 2 | |
| 26 Sept. | Patchy rain possible | 11° /8° | 1.4 mm | 2 | |
| 27 Sept. | Patchy rain possible | 10° /5° | 3.6 mm | 2 | |
| 28 Sept. | Patchy rain possible | 11° /5° | 1.2 mm | 2 | |
| 29 Sept. | Patchy rain possible | 14° /7° | 2 mm | 2 | |
| 30 Sept. | Patchy rain possible | 13° /8° | 1.6 mm | 3 | |
| Next | |||||
County Donegal in September - FAQ
What to pack to County Donegal in September?
As you prepare for your trip to County Donegal in September, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in County Donegal, during September, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Warm Clothing: Sweaters, hoodies, long pants
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Accessories
- Scarves: To protect you from the cold wind
- Gloves/Mittens: Essential for cold weather
- Warm Hats: Warm hats for insulation in cold weather
- Umbrellas/Raincoats: For rainy days
Quick links
Where is County Donegal?Get accurate weather forecasts for County Donegal, located at latitude 54.654 and longitude -8.111. Stay updated with localized weather information tailored for County Donegal.