Eilean Siar (Stornoway)
August
Weather in Eilean Siar for August 2025
Your guide to Eilean Siar weather in August - trends and predictions
In general, the average temperature in Eilean Siar at the beginning of August is 14.4 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 13.9 °C by the end of August.
Eilean Siar experiences heavy rainfall in August, with over 20 rainy days and an average total precipitation 204.5 mm.
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Temperatures
Rain 🌧️
More
1
Dry days
30
Rainy days
0
Snow days
14°/11°
Temperatures
35 km/h
Avg max wind
83 %
Avg humidity
Eilean Siar Weather August
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  15° | 2  15° | 3  14° | ||||
| 4 13° | 5 16° | 6 14° | 7 14° | 8 14° | 9 14° | 10 14° |
| 11 15° | 12 15° | 13 15° | 14 14° | 15 15° | 16 14° | 17 14° |
| 18 14° | 19 12° | 20 13° | 21 14° | 22 14° | 23 13° | 24 12° |
| 25 14° | 26 13° | 27 15° | 28 13° | 29 13° | 30 14° | 31  15° |
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Temperatures trend during August in Eilean Siar
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. | Patchy rain possible | 15° /10° | 0.6 mm | 4 | |
| 2 Aug. | Moderate or heavy rain shower | 15° /11° | 7.4 mm | 4 | |
| 3 Aug. | Heavy rain at times | 14° /11° | 2.4 mm | 3 | |
| 4 Aug. | Heavy rain at times | 13° /11° | 7.7 mm | 3 | |
| 5 Aug. | Moderate or heavy rain shower | 16° /12° | 9.6 mm | 4 | |
| 6 Aug. | Heavy rain at times | 14° /11° | 4.7 mm | 3 | |
| 7 Aug. | Moderate or heavy rain shower | 14° /11° | 21.5 mm | 3 | |
| 8 Aug. | Patchy rain possible | 14° /11° | 5.1 mm | 3 | |
| 9 Aug. | Moderate rain at times | 14° /11° | 5.7 mm | 3 | |
| 10 Aug. | Moderate rain at times | 14° /11° | 2.8 mm | 3 | |
| 11 Aug. | Moderate rain at times | 15° /11° | 2.8 mm | 4 | |
| 12 Aug. | Moderate or heavy rain shower | 15° /12° | 12.6 mm | 4 | |
| 13 Aug. | Moderate or heavy rain shower | 15° /11° | 5.6 mm | 4 | |
| 14 Aug. | Patchy rain possible | 14° /11° | 6.2 mm | 3 | |
| 15 Aug. | Patchy rain possible | 15° /11° | 4.9 mm | 4 | |
| 16 Aug. | Heavy rain at times | 14° /11° | 5.4 mm | 3 | |
| 17 Aug. | Patchy rain possible | 14° /10° | 2 mm | 3 | |
| 18 Aug. | Patchy rain possible | 14° /10° | 0.8 mm | 3 | |
| 19 Aug. | Moderate or heavy rain shower | 12° /11° | 13 mm | 3 | |
| 20 Aug. | Moderate or heavy rain shower | 13° /10° | 11.1 mm | 3 | |
| 21 Aug. | Moderate or heavy rain shower | 14° /9° | 19.8 mm | 3 | |
| 22 Aug. | Heavy rain at times | 14° /10° | 8.3 mm | 3 | |
| 23 Aug. | Patchy rain possible | 13° /9° | 0.9 mm | 3 | |
| 24 Aug. | Heavy rain at times | 12° /9° | 4.7 mm | 3 | |
| 25 Aug. | Patchy rain possible | 14° /9° | 1.1 mm | 3 | |
| 26 Aug. | Patchy rain possible | 13° /9° | 1.7 mm | 3 | |
| 27 Aug. | Moderate or heavy rain shower | 15° /11° | 19.6 mm | 3 | |
| 28 Aug. | Moderate or heavy rain shower | 13° /11° | 13.4 mm | 3 | |
| 29 Aug. | Patchy rain possible | 13° /10° | 2 mm | 3 | |
| 30 Aug. | Moderate rain at times | 14° /10° | 1.2 mm | 3 | |
| 31 Aug. | Overcast | 15° /10° | 0 mm | 4 | |
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Important Notice
Our weather forecast for Eilean Siar 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 Eilean Siar forecast closer to your planned date for the most up-to-date weather information.
Eilean Siar in August - FAQ
What are the expected maximum and minimum temperatures in Eilean Siar during August?
During August, expect a variety of temperatures with highs around 14° and lows near 11°, suitable for diverse activities and preferences.
How much rainfall should be expected in Eilean Siar during August?
Significant rainfall exceeding 204.5 mm is expected in Eilean Siar during August, occurring over more than 30 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Eilean Siar during August?
The average wind speed in Eilean Siar during August is 35 km/h, suggesting breezy to windy conditions, depending on your activities.
August rainfall patterns in Eilean Siar
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