Fair Isle weather by month & the best time to visit
United Kingdom · seaside town · oceanic / maritime climate
Fair Isle is short on reliable sunshine. Its best month is August (Score 29/100) — for stronger sun, try one of the nearby alternatives.
When is the best time to visit Fair Isle?
Fair Isle never gets truly sunny weather: August is as good as it gets at 29/100, and January is the low point (0/100). If sunshine is the point of the trip, the nearby alternatives do better.
How sunny is Fair Isle?
Fair Isle isn't a sunny place by world standards: about 1,361 hours of sunshine a year. August (29/100) is noticeably better than January (0). It ranks #24 of 48 destinations in United Kingdom for annual sunshine, above the national median of 1,345 hours. The year's 1,057 mm of rain spreads fairly evenly across the months, with no pronounced dry season.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV | Sea |
|---|---|---|---|---|---|---|
| January | 0 | 7° / 45°F | 6° / 43°F | 122 mm | 0 | 8° / 46°F |
| February | 0 | 7° / 45°F | 5° / 41°F | 90 mm | 0 | 8° / 46°F |
| March | 0 | 7° / 45°F | 5° / 41°F | 82 mm | 1 | 8° / 46°F |
| April | 0 | 7° / 45°F | 6° / 43°F | 56 mm | 2 | 8° / 46°F |
| May | 6 | 9° / 48°F | 8° / 46°F | 58 mm | 3 | 11° / 52°F |
| June | 19 | 11° / 52°F | 10° / 50°F | 66 mm | 4 | 11° / 52°F |
| July | 24 | 12° / 54°F | 12° / 54°F | 70 mm | 4 | 13° / 55°F |
| August | 29 | 13° / 55°F | 12° / 54°F | 86 mm | 3 | 13° / 55°F |
| September | 23 | 12° / 54°F | 11° / 52°F | 87 mm | 2 | 13° / 55°F |
| October | 16 | 11° / 52°F | 10° / 50°F | 119 mm | 1 | 12° / 54°F |
| November | 5 | 9° / 48°F | 8° / 46°F | 111 mm | 0 | 11° / 52°F |
| December | 0 | 8° / 46°F | 6° / 43°F | 110 mm | 0 | 10° / 50°F |
Sea temperature in Fair Isle by month
The sea off Fair Isle is warmest in July at around 13°C / 55°F, and coolest in January at 8°C / 46°F. It never reaches comfortable swimming temperatures (21°C+). Month-by-month sea-surface temperatures are in the Sea column of the table above.
Nearest destinations
Fair Isle: questions and answers
What kind of destination is Fair Isle?
Fair Isle is a seaside town in United Kingdom with a oceanic / maritime climate — the sea reaches 13°C at its warmest.
How many hours of sunshine does Fair Isle get a year?
Fair Isle gets about 1,361 hours of sunshine a year, at its best around August.
When is the best time to visit Fair Isle?
Fair Isle is short on reliable sunshine — its best month is only August at 29/100. For a sunnier trip, see the nearest strong-sun alternatives listed on the page.
What is the least sunny month in Fair Isle?
January is the least sunny month in Fair Isle, scoring 0/100 with about 122 mm of rain.
What is the sea temperature in Fair Isle?
The sea in Fair Isle ranges from about 8°C (January) to 13°C (July). Month-by-month sea temperatures are on this page.
How strong is the sun in Fair Isle?
The typical midday UV index in Fair Isle peaks around 4 (moderate) in June, easing to about 0 (low) in January. Month-by-month midday UV values are in the UV column of the table on this page.
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