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Shetland Islands (Lerwick)
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Weather in Shetland Islands for September 2025

Your guide to Shetland Islands weather in September - trends and predictions

    Temperatures

  • Until now, September 2025 in Shetland Islands has been nearly identical to the historical average, with a temperature of 13.6 °C (showing only a slight deviation of 0.3 °C).

  • The forecast for the next days in Shetland Islands predicts temperatures to be around 12 °C, close to the historical average.

  • In general, the average temperature in Shetland Islands at the beginning of September is 14.1 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 12.7 °C by the end of September.

    • Rain 🌧️

  • The climate of Shetland Islands in September is notably wet, with an average of 14 rainy days, and a total of 71 mm of precipitation.

    • More

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

Average dry days
16
Dry days
Average rainy days
14
Rainy days
Average snowy days
0
Snow days
Average temperatures
12°/10°
Temperatures
Average wind speed
29 km/h
Avg max wind
Average humidity
80 %
Avg humidity

Shetland Islands Weather September

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

Temperatures trend during September in Shetland Islands

See the weather trend as well as the moving average line

September weather in Shetland Islands day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
1 Sept. Overcast
Overcast
 14° /12° 1.5 mm 3
2 Sept. Overcast
Overcast
 14° /12° 1.6 mm 3
3 Sept. Light rain shower
Light rain shower
 13° /12° 5.7 mm 3
4 Sept. Patchy rain possible
Patchy rain possible
 14° /11° 0.3 mm 3
5 Sept. Patchy rain possible
Patchy rain possible
 14° /12° 0.3 mm 3
6 Sept. Overcast
Overcast
 15° /12° 0 mm 4
7 Sept. Partly cloudy
Partly cloudy
 15° /13° 0 mm 5
8 Sept. Patchy rain possible
Patchy rain possible
 15° /12° 4.5 mm 4
9 Sept. Patchy rain possible
Patchy rain possible
 13° /11° 0.4 mm 3
10 Sept. Light rain shower
Light rain shower
 12° /10° 16 mm 4
11 Sept. Light rain shower
Light rain shower
 12° /9° 8.9 mm 3
12 Sept. Light rain shower
Light rain shower
 11° /9° 3.4 mm 3
13 Sept. Light rain shower
Light rain shower
 12° /10° 2.7 mm 3
14 Sept. Light rain
Light rain
 13° /10° 1.6 mm 3
15 Sept. Light rain shower
Light rain shower
 13° /10° 3.6 mm 3
16 Sept. Patchy rain possible
Patchy rain possible
 13° /9° 1.2 mm 3
17 Sept. Patchy rain possible
Patchy rain possible
 13° /12° 0.5 mm 3
18 Sept. Moderate rain
Moderate rain
 13° /12° 6.3 mm 0.1
19 Sept. Patchy rain possible
Patchy rain possible
 13° /11° 4.8 mm 0.4
20 Sept. Patchy rain possible
Patchy rain possible
 10° /9° 3.8 mm 0.4
21 Sept. Patchy rain possible
Patchy rain possible
 10° /8° 0.7 mm 0.3
22 Sept. Patchy rain possible
Patchy rain possible
 11° /9° 2.9 mm 0.3
23 Sept. Patchy rain possible
Patchy rain possible
 11° /10° 0.1 mm 3
24 Sept. Patchy rain possible
Patchy rain possible
 12° /10° 0.2 mm 3
25 Sept. Patchy rain possible
Patchy rain possible
 12° /11° 0.1 mm 3
26 Sept. Partly cloudy
Partly cloudy
 13° /12° 0 mm 4
27 Sept. Sunny
Sunny
 13° /12° 0 mm 4
28 Sept. Sunny
Sunny
 13° /12° 0 mm 4
29 Sept. Partly cloudy
Partly cloudy
 13° /12° 0 mm 4
30 Sept. Overcast
Overcast
 13° /12° 0 mm 3
Next
Important Notice
Our weather forecast for Shetland Islands in September 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 Shetland Islands forecast closer to your planned date for the most up-to-date weather information.
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Shetland Islands in September - FAQ

What are the expected maximum and minimum temperatures in Shetland Islands during September?
During September, expect a variety of temperatures with highs around 12° and lows near 10°, suitable for diverse activities and preferences.
How much rainfall should be expected in Shetland Islands during September?
Moderate rainfall is anticipated in Shetland Islands during September, with a total of 71 mm spread over approximately 14 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Shetland Islands during September?
The average wind speed in Shetland Islands during September is 29 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in Shetland Islands

Explore the daily rainfall trends and prepare for Shetland Islandss September weather 💧
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Location coordinates Where is Shetland Islands?

Get accurate weather forecasts for Shetland Islands, located at latitude 60.153 and longitude -1.144. Stay updated with localized weather information tailored for Shetland Islands.

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