Lerwick
September
Weather in Lerwick for September 2026
Your guide to Lerwick weather in September - trends and predictions
In general, the average temperature in Lerwick at the beginning of September is 14.1 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 11.3 °C by the end of September.
Lerwick in September brings notable rainfall, with an average of 20 rainy days and a total precipitation of 74.4 mm.
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Temperatures
Rain 🌧️
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10
Dry days
20
Rainy days
0
Snow days
12°/10°
Temperatures
34 km/h
Avg max wind
81 %
Avg humidity
Lerwick Weather September
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Temperatures trend during September in Lerwick
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September weather in Lerwick day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Overcast | 14° /12° | 1.5 mm | 3 | |
| 2 Sept. | Overcast | 14° /12° | 1.6 mm | 3 | |
| 3 Sept. |  Light rain shower | 13° /12° | 5.7 mm | 3 | |
| 4 Sept. | Patchy rain possible | 14° /11° | 0.3 mm | 3 | |
| 5 Sept. | Patchy rain possible | 14° /12° | 0.3 mm | 3 | |
| 6 Sept. | Overcast | 15° /12° | 0 mm | 4 | |
| 7 Sept. |  Partly cloudy | 15° /13° | 0 mm | 5 | |
| 8 Sept. | Patchy rain possible | 15° /12° | 4.5 mm | 4 | |
| 9 Sept. | Patchy rain possible | 13° /11° | 0.4 mm | 3 | |
| 10 Sept. | Light rain shower | 12° /10° | 16 mm | 4 | |
| 11 Sept. | Light rain shower | 12° /9° | 8.9 mm | 3 | |
| 12 Sept. | Light rain shower | 11° /9° | 3.4 mm | 3 | |
| 13 Sept. | Light rain shower | 12° /10° | 2.7 mm | 3 | |
| 14 Sept. |  Light rain | 13° /10° | 1.6 mm | 3 | |
| 15 Sept. | Light rain shower | 13° /10° | 3.6 mm | 3 | |
| 16 Sept. | Patchy rain possible | 13° /9° | 1.2 mm | 3 | |
| 17 Sept. | Patchy rain possible | 13° /11° | 3.5 mm | 3 | |
| 18 Sept. |  Sunny | 13° /12° | 1 mm | 4 | |
| 19 Sept. | Sunny | 14° /11° | 0.5 mm | 4 | |
| 20 Sept. | Sunny | 12° /9° | 4.4 mm | 4 | |
| 21 Sept. | Patchy rain possible | 11° /9° | 1.4 mm | 3 | |
| 22 Sept. | Patchy rain possible | 11° /9° | 2.8 mm | 3 | |
| 23 Sept. | Light rain shower | 11° /8° | 1.8 mm | 3 | |
| 24 Sept. | Light rain shower | 11° /8° | 1 mm | 3 | |
| 25 Sept. | Light rain shower | 11° /9° | 0.9 mm | 3 | |
| 26 Sept. | Light rain shower | 12° /9° | 0.7 mm | 3 | |
| 27 Sept. | Light rain shower | 11° /9° | 1.5 mm | 3 | |
| 28 Sept. | Light rain shower | 10° /8° | 2.2 mm | 3 | |
| 29 Sept. | Light rain shower | 12° /9° | 0.4 mm | 3 | |
| 30 Sept. | Patchy rain possible | 12° /11° | 0.4 mm | 3 | |
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Important Notice
Our weather forecast for Lerwick 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 Lerwick forecast closer to your planned date for the most up-to-date weather information.
Change Month
Lerwick in September - FAQ
What are the expected maximum and minimum temperatures in Lerwick 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 Lerwick during September?
Moderate rainfall is anticipated in Lerwick during September, with a total of 74.4 mm spread over approximately 20 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Lerwick during September?
The average wind speed in Lerwick during September is 34 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Lerwick
Explore the daily rainfall trends and prepare for Lerwicks September weather 💧
Typically, Lerwick has 20 rainy days in September with a total of 74.4 mm of rainfall.
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