Orkney Islands (Kirkwall)
September
Weather in Orkney Islands for September 2025
Your guide to Orkney Islands weather in September - trends and predictions
The forecast for the first days of September 2025 in Orkney Islands predicts a temperature of 13.9 °C, which is slightly above the historical average.
In general, the average temperature in Orkney Islands at the beginning of September is 13.3 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 10.4 °C by the end of September.
Orkney Islands in September brings notable rainfall, with an average of 19 rainy days and a total precipitation of 89.1 mm.
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Temperatures
Rain 🌧️
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11
Dry days
19
Rainy days
0
Snow days
12°/11°
Temperatures
32 km/h
Avg max wind
80 %
Avg humidity
Orkney Islands Weather September
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Temperatures trend during September in Orkney Islands
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September weather in Orkney Islands day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Patchy rain possible | 13° /13° | 3.2 mm | 3 | |
| 2 Sept. | Patchy rain possible | 13° /13° | 1.5 mm | 3 | |
| 3 Sept. | Patchy rain possible | 13° /13° | 0.1 mm | 3 | |
| 4 Sept. | Patchy rain possible | 13° /12° | 0.3 mm | 3 | |
| 5 Sept. | Patchy rain possible | 13° /12° | 0.9 mm | 3 | |
| 6 Sept. | Patchy rain possible | 15° /13° | 0.3 mm | 3 | |
| 7 Sept. | Patchy rain possible | 13° /13° | 2.1 mm | 3 | |
| 8 Sept. | Patchy rain possible | 13° /12° | 0.4 mm | 3 | |
| 9 Sept. | Patchy rain possible | 12° /10° | 0.7 mm | 3 | |
| 10 Sept. |  Moderate or heavy rain shower | 11° /8° | 19.2 mm | 3 | |
| 11 Sept. | Patchy rain possible | 11° /9° | 0.8 mm | 3 | |
| 12 Sept. |  Overcast | 10° /9° | 0.2 mm | 3 | |
| 13 Sept. | Patchy rain possible | 12° /9° | 0.3 mm | 3 | |
| 14 Sept. | Moderate or heavy rain shower | 14° /11° | 11 mm | 3 | |
| 15 Sept. | Moderate rain at times | 13° /12° | 2.1 mm | 3 | |
| 16 Sept. | Patchy rain possible | 12° /11° | 0.2 mm | 3 | |
| 17 Sept. | Overcast | 15° /13° | 0 mm | 4 | |
| 18 Sept. |  Sunny | 13° /12° | 0 mm | 4 | |
| 19 Sept. | Sunny | 13° /12° | 0 mm | 4 | |
| 20 Sept. | Patchy rain possible | 13° /13° | 0.1 mm | 3 | |
| 21 Sept. |  Partly cloudy | 13° /11° | 0 mm | 4 | |
| 22 Sept. | Patchy rain possible | 11° /10° | 0.3 mm | 3 | |
| 23 Sept. | Patchy rain possible | 11° /10° | 6.3 mm | 3 | |
| 24 Sept. | Moderate or heavy rain shower | 10° /9° | 10 mm | 3 | |
| 25 Sept. | Patchy rain possible | 10° /9° | 0.2 mm | 3 | |
| 26 Sept. | Moderate rain at times | 10° /9° | 1.6 mm | 3 | |
| 27 Sept. | Patchy rain possible | 10° /7° | 1.5 mm | 3 | |
| 28 Sept. | Patchy rain possible | 9° /6° | 5.1 mm | 2 | |
| 29 Sept. | Moderate rain at times | 12° /9° | 6.5 mm | 3 | |
| 30 Sept. |  Light drizzle | 12° /11° | 1 mm | 3 | |
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Important Notice
Our weather forecast for Orkney 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 Orkney Islands forecast closer to your planned date for the most up-to-date weather information.
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Orkney Islands in September - FAQ
What are the expected maximum and minimum temperatures in Orkney Islands during September?
During September, expect a variety of temperatures with highs around 12° and lows near 11°, suitable for diverse activities and preferences.
How much rainfall should be expected in Orkney Islands during September?
Moderate rainfall is anticipated in Orkney Islands during September, with a total of 89.1 mm spread over approximately 19 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Orkney Islands during September?
The average wind speed in Orkney Islands during September is 32 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Orkney Islands
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Where is Orkney Islands?Get accurate weather forecasts for Orkney Islands, located at latitude 58.985 and longitude -2.959. Stay updated with localized weather information tailored for Orkney Islands.
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