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Eilean Siar (Stornoway)
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Weather in Eilean Siar for August 2026

Your guide to Eilean Siar weather in August - trends and predictions

    Temperatures

  • Until now, August 2026 in Eilean Siar has been nearly identical to the historical average, with a temperature of 14.3 °C (showing only a slight deviation of 0.5 °C).

  • Expect cooler weather in the next days in Eilean Siar with the forecast suggesting a temperature of 15.2 °C, lower than the historical average.

  • In general, the average temperature in Eilean Siar at the beginning of August is 14.6 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 15.9 °C by the end of August.

    • Rain 🌧️

  • Eilean Siar experiences heavy rainfall in August, with over 20 rainy days and an average total precipitation 140.2 mm.

    • More

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
5
Dry days
Average rainy days
26
Rainy days
Average snowy days
0
Snow days
Average temperatures
15°/11°
Temperatures
Average wind speed
31 km/h
Avg max wind
Average humidity
82 %
Avg humidity

Eilean Siar Weather August

Move between months or click on a day
July
September
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Patchy rain possible
15°
2
Moderate or heavy rain shower
15°
3
Patchy rain possible
15°
4
Heavy rain at times
13°
5
Moderate or heavy rain shower
15°
6
Patchy rain possible
15°
7
Moderate or heavy rain shower
14°
8
Patchy rain possible
14°
9
Moderate rain at times
15°
10
Patchy rain possible
14°
11
Moderate rain at times
16°
12
Moderate or heavy rain shower
17°
13
Moderate or heavy rain shower
17°
14
Patchy rain possible
16°
15
Patchy rain possible
15°
16
Heavy rain at times
15°
17
Patchy rain possible
15°
18
Patchy rain possible
15°
19
Moderate or heavy rain shower
13°
20
Moderate or heavy rain shower
13°
21
Moderate or heavy rain shower
14°
22
Heavy rain at times
14°
23
Patchy rain possible
14°
24
Partly cloudy
16°
25
Overcast
17°
26
Sunny
18°
27
Overcast
16°
28
Overcast
15°
29
Overcast
14°
30
Overcast
17°
31
Patchy rain possible
14°

Temperatures trend during August in Eilean Siar

See the weather trend as well as the moving average line

August weather in Eilean Siar day by day

Click on a date for more information
July September
Date Weather Temperatures Rain Snow More
1 Aug. Patchy rain possible
Patchy rain possible
 15° /9° 0.6 mm 0 cm
2 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
 15° /10° 5.6 mm 0 cm
3 Aug. Patchy rain possible
Patchy rain possible
 15° /11° 1.5 mm 0 cm
4 Aug. Heavy rain at times
Heavy rain at times
 13° /11° 21.4 mm 0 cm
5 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
 15° /11° 6.9 mm 0 cm
6 Aug. Patchy rain possible
Patchy rain possible
 15° /10° 2.8 mm 0 cm
7 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
 14° /11° 11.9 mm 0 cm
8 Aug. Patchy rain possible
Patchy rain possible
 14° /11° 7.5 mm 0 cm
9 Aug. Moderate rain at times
Moderate rain at times
 15° /10° 3.5 mm 0 cm
10 Aug. Patchy rain possible
Patchy rain possible
 14° /10° 2.5 mm 0 cm
11 Aug. Moderate rain at times
Moderate rain at times
 16° /11° 3.4 mm 0 cm
12 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
 17° /13° 4.8 mm 0 cm
13 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
 17° /12° 2.3 mm 0 cm
14 Aug. Patchy rain possible
Patchy rain possible
 16° /12° 2.9 mm 0 cm
15 Aug. Patchy rain possible
Patchy rain possible
 15° /11° 2.6 mm 0 cm
16 Aug. Heavy rain at times
Heavy rain at times
 15° /7° 3.7 mm 0.3 cm
17 Aug. Patchy rain possible
Patchy rain possible
 15° /10° 4 mm 0 cm
18 Aug. Patchy rain possible
Patchy rain possible
 15° /11° 1.9 mm 0 cm
19 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
 13° /11° 4.8 mm 0 cm
20 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
 13° /9° 4.4 mm 0 cm
21 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
 14° /9° 6.9 mm 0 cm
22 Aug. Heavy rain at times
Heavy rain at times
 14° /9° 3.1 mm 0 cm
23 Aug. Patchy rain possible
Patchy rain possible
 14° /10° 1.2 mm 0 cm
24 Aug. Partly cloudy
Partly cloudy
 16° /12° 0 mm 0 cm
25 Aug. Overcast
Overcast
 17° /13° 0 mm 0 cm
26 Aug. Sunny
Sunny
 18° /12° 0.3 mm 0 cm
27 Aug. Overcast
Overcast
 16° /14° 0 mm 0 cm
28 Aug. Overcast
Overcast
 15° /13° 2.9 mm 0 cm
29 Aug. Overcast
Overcast
 14° /13° 2.2 mm 0 cm
30 Aug. Overcast
Overcast
 17° /13° 0 mm 0 cm
31 Aug. Patchy rain possible
Patchy rain possible
 14° /12° 0.8 mm 0 cm
Next
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.
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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 15° and lows near 11°, suitable for diverse activities and preferences.

How much rainfall should be expected in Eilean Siar during August?
Significant rainfall exceeding 140.2 mm is expected in Eilean Siar during August, occurring over more than 26 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 31 km/h, suggesting breezy to windy conditions, depending on your activities.

Eilean Siar snow forecast August 2026

Track daily snowfall levels and discover Eilean Siar’s snowy potential this August ❄️

August rainfall patterns in Eilean Siar

Explore the daily rainfall trends and prepare for Eilean Siars August weather 💧
Typically, Eilean Siar has 26 rainy days in August with a total of 140.2 mm of rainfall.
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Location coordinates Where is Eilean Siar?

Get accurate weather forecasts for Eilean Siar, located at latitude 58.209 and longitude -6.386. Stay updated with localized weather information tailored for Eilean Siar.

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