Derry
August
Weather in Derry for August 2025
Your guide to Derry weather in August - trends and predictions
In general, the average temperature in Derry at the beginning of August is 16.9 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 16 °C by the end of August.
Derry experiences heavy rainfall in August, with over 20 rainy days and an average total precipitation 128.1 mm.
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Temperatures
Rain 🌧️
More
7
Dry days
24
Rainy days
0
Snow days
17°/10°
Temperatures
21 km/h
Avg max wind
84 %
Avg humidity
Derry in August average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  20° | 2  17° | 3  15° | ||||
| 4 17° | 5 16° | 6 16° | 7 17° | 8 17° | 9 20° | 10 20° |
| 11 20° | 12  18° | 13 18° | 14 19° | 15 17° | 16 18° | 17  19° |
| 18 17° | 19 17° | 20 16° | 21 17° | 22 17° | 23 15° | 24 15° |
| 25 14° | 26 17° | 27 16° | 28 17° | 29 16° | 30 16° | 31  16° |
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Temperatures trend during August in Derry
See the weather trend as well as the moving average line
August weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Aug. | Overcast | 20° /11° | 0.1 mm | 5 | |
| 2 Aug. | Moderate rain at times | 17° /9° | 4.3 mm | 4 | |
| 3 Aug. | Patchy rain possible | 15° /9° | 1.8 mm | 4 | |
| 4 Aug. | Patchy rain possible | 17° /10° | 5 mm | 4 | |
| 5 Aug. | Moderate rain at times | 16° /9° | 10.6 mm | 4 | |
| 6 Aug. | Patchy rain possible | 16° /7° | 1.5 mm | 4 | |
| 7 Aug. | Patchy rain possible | 17° /9° | 0.8 mm | 4 | |
| 8 Aug. | Patchy rain possible | 17° /8° | 2.3 mm | 4 | |
| 9 Aug. | Overcast | 20° /9° | 0.3 mm | 5 | |
| 10 Aug. | Patchy rain possible | 20° /12° | 3.6 mm | 5 | |
| 11 Aug. | Moderate or heavy rain shower | 20° /9° | 3.7 mm | 5 | |
| 12 Aug. | Heavy rain at times | 18° /11° | 8.6 mm | 4 | |
| 13 Aug. | Moderate rain at times | 18° /10° | 2.7 mm | 4 | |
| 14 Aug. | Patchy rain possible | 19° /9° | 0.5 mm | 4 | |
| 15 Aug. | Patchy rain possible | 17° /9° | 7.5 mm | 4 | |
| 16 Aug. | Patchy rain possible | 18° /8° | 0.7 mm | 4 | |
| 17 Aug. | Cloudy | 19° /9° | 0.4 mm | 5 | |
| 18 Aug. | Patchy rain possible | 17° /11° | 5.6 mm | 4 | |
| 19 Aug. | Moderate rain at times | 17° /12° | 11.4 mm | 4 | |
| 20 Aug. | Patchy rain possible | 16° /10° | 4.1 mm | 4 | |
| 21 Aug. | Moderate or heavy rain shower | 17° /11° | 9.3 mm | 4 | |
| 22 Aug. | Patchy rain possible | 17° /11° | 5 mm | 4 | |
| 23 Aug. | Moderate rain at times | 15° /9° | 6.8 mm | 4 | |
| 24 Aug. | Heavy rain at times | 15° /7° | 3.9 mm | 4 | |
| 25 Aug. | Light rain shower | 14° /7° | 8.3 mm | 4 | |
| 26 Aug. | Light rain shower | 17° /10° | 7.5 mm | 4 | |
| 27 Aug. | Light rain shower | 16° /11° | 5.8 mm | 4 | |
| 28 Aug. | Patchy rain possible | 17° /8° | 3 mm | 4 | |
| 29 Aug. | Light rain shower | 16° /8° | 1.2 mm | 4 | |
| 30 Aug. | Light rain shower | 16° /7° | 1.6 mm | 4 | |
| 31 Aug. | Light drizzle | 16° /8° | 0.5 mm | 4 | |
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Important Notice
Our weather forecast for Derry in August 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 Derry forecast closer to your planned date for the most up-to-date weather information.
Derry in August - FAQ
What are the expected maximum and minimum temperatures in Derry during August?
Enjoy moderate daytime temperatures of up to 17° and cooler nights around 10°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Derry during August?
Significant rainfall exceeding 128.1 mm is expected in Derry during August, occurring over more than 24 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Derry during August?
The average wind speed in Derry during August is 21 km/h, suggesting breezy to windy conditions, depending on your activities.
August rainfall patterns in Derry
Explore the daily rainfall trends and prepare for Derrys August weather 💧
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