Weather in Donegal for August 2025
In general, the average temperature in Donegal at the beginning of August is 16.4 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 15.9 °C by the end of August.
Donegal experiences an exceptionally high level of rainfall in August, with more than 24 rainy days on average.
Is August a good time to visit Donegal? check out the best time to travel to Donegal page.
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Donegal in August average weather
Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
---|---|---|---|---|---|---|
1 20° | 2 16° | 3 15° | ||||
4 17° | 5 17° | 6 15° | 7 15° | 8 16° | 9 17° | 10 16° |
11 22° | 12 18° | 13 17° | 14 18° | 15 15° | 16 15° | 17 15° |
18 16° | 19 15° | 20 12° | 21 16° | 22 16° | 23 15° | 24 14° |
25 15° | 26 16° | 27 16° | 28 16° | 29 15° | 30 16° | 31 17° |
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Temperatures trend during August in Donegal
August weather day by day
Date | Weather | Temperatures | Rain | UV | More |
---|---|---|---|---|---|
1 Aug. | Patchy rain possible | 20° /11° | 0.2 mm | 5 | |
2 Aug. | Moderate rain | 16° /9° | 5 mm | 4 | |
3 Aug. | Light rain shower | 15° /8° | 2.7 mm | 4 | |
4 Aug. | Light rain | 17° /11° | 11.8 mm | 4 | |
5 Aug. | Moderate rain | 17° /9° | 19.3 mm | 4 | |
6 Aug. | Light rain shower | 15° /7° | 3.3 mm | 4 | |
7 Aug. | Light rain shower | 15° /11° | 2.9 mm | 4 | |
8 Aug. | Light rain shower | 16° /10° | 4.7 mm | 4 | |
9 Aug. | Patchy rain possible | 17° /11° | 1.8 mm | 4 | |
10 Aug. | Light rain shower | 16° /9° | 1.1 mm | 4 | |
11 Aug. | Patchy rain possible | 22° /8° | 8.2 mm | 5 | |
12 Aug. | Patchy rain possible | 18° /10° | 1.8 mm | 4 | |
13 Aug. | Light rain shower | 17° /9° | 2.1 mm | 4 | |
14 Aug. | Patchy rain possible | 18° /8° | 0.8 mm | 4 | |
15 Aug. | Light rain | 15° /9° | 16.6 mm | 4 | |
16 Aug. | Patchy rain possible | 15° /8° | 1.2 mm | 4 | |
17 Aug. | Patchy rain possible | 15° /9° | 0.7 mm | 4 | |
18 Aug. | Patchy rain possible | 16° /10° | 0.6 mm | 4 | |
19 Aug. | Light rain shower | 15° /9° | 14.4 mm | 4 | |
20 Aug. | Light rain shower | 12° /8° | 8.5 mm | 3 | |
21 Aug. | Moderate or heavy rain shower | 16° /11° | 15.1 mm | 4 | |
22 Aug. | Patchy rain possible | 16° /11° | 10 mm | 4 | |
23 Aug. | Moderate rain at times | 15° /9° | 9.4 mm | 4 | |
24 Aug. | Moderate rain at times | 14° /8° | 5 mm | 4 | |
25 Aug. | Light rain shower | 15° /9° | 8.9 mm | 4 | |
26 Aug. | Light rain shower | 16° /10° | 8.4 mm | 4 | |
27 Aug. | Light rain shower | 16° /11° | 9.3 mm | 4 | |
28 Aug. | Patchy rain possible | 16° /10° | 2.5 mm | 4 | |
29 Aug. | Light rain shower | 15° /9° | 2.2 mm | 4 | |
30 Aug. | Light rain shower | 16° /8° | 2.4 mm | 4 | |
31 Aug. | Moderate rain | 17° /8° | 4.8 mm | 4 | |
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Donegal in August - FAQ
What to pack to Donegal in August?
As you prepare for your trip to Donegal in August, 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 Donegal, during August, 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
Get accurate weather forecasts for Donegal, located at latitude 54.654 and longitude -8.111. Stay updated with localized weather information tailored for Donegal.