Orkney in September
8.7out of 10
Yes, a good time to go
Warm and comfortable: highs around 27°C. Very dry: about 3 rainy days.
27°CAvg high
10°CAvg low
3Rainy days (15 mm)
11:51 hDaylight
06:12Sunrise · 18:03 Sunset
Why this score
- Warm and comfortable: highs around 27°C
- Very dry: about 3 rainy days
What to wear and pack
- T-shirts and light layers
- A light jacket for cooler evenings
- Shorts or a light skirt
How reliable is the forecast?
Rainfall in September is fairly consistent from year to year (2.6 days). Averages cover 30 years (1991–2020). Individual days can differ a lot.
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | 30°C | 17°C | 96 mm | 14 | – | – | 7.0 |
| February | 29°C | 17°C | 77 mm | 12 | – | – | 7.5 |
| March | 28°C | 15°C | 68 mm | 11 | – | – | 7.7 |
| April | 25°C | 11°C | 40 mm | 7 | – | – | 8.2 |
| May | 23°C | 6°C | 19 mm | 3 | – | – | 8.7 |
| June | 20°C | 3°C | 10 mm | 2 | – | – | 8.5 |
| July | 20°C | 2°C | 5 mm | 1 | – | – | 8.6 |
| August | 23°C | 5°C | 12 mm | 2 | – | – | 8.9 |
| September | 27°C | 10°C | 15 mm | 3 | – | – | 8.7 |
| October | 28°C | 13°C | 60 mm | 9 | – | – | 7.9 |
| November | 29°C | 15°C | 73 mm | 11 | – | – | 7.6 |
| December | 30°C | 17°C | 99 mm | 15 | – | – | 6.9 |
Frequently asked questions
How hot is Orkney in September?
Daytime highs average 27°C and nights about 10°C.
When is the best time to visit Orkney?
The best months are August, May, September, July.