Stronsay weather by month & the best time to visit
United Kingdom · seaside town · oceanic / maritime climate

Stronsay is short on reliable sunshine. Its best month is July (Score 36/100) — for stronger sun, try one of the nearby alternatives.
When is the best time to visit Stronsay?
Stronsay never gets truly sunny weather: July is as good as it gets at 36/100, and January is the low point (0/100). If sunshine is the point of the trip, the nearby alternatives do better.
How sunny is Stronsay?
Stronsay isn't a sunny place by world standards: about 1,221 hours of sunshine a year. July (36/100) is noticeably better than January (0). It ranks #44 of 48 destinations in United Kingdom for annual sunshine, below the national median of 1,345 hours. The year's 1,039 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 | 112 mm | 0 | 8° / 46°F |
| February | 0 | 7° / 45°F | 5° / 41°F | 85 mm | 0 | 7° / 45°F |
| March | 0 | 7° / 45°F | 5° / 41°F | 80 mm | 1 | 7° / 45°F |
| April | 0 | 8° / 46°F | 7° / 45°F | 55 mm | 2 | 8° / 46°F |
| May | 12 | 10° / 50°F | 8° / 46°F | 59 mm | 3 | 10° / 50°F |
| June | 24 | 12° / 54°F | 10° / 50°F | 68 mm | 4 | 11° / 52°F |
| July | 36 | 14° / 57°F | 12° / 54°F | 73 mm | 4 | 13° / 55°F |
| August | 35 | 14° / 57°F | 13° / 55°F | 88 mm | 3 | 14° / 57°F |
| September | 29 | 13° / 55°F | 12° / 54°F | 88 mm | 2 | 13° / 55°F |
| October | 21 | 12° / 54°F | 10° / 50°F | 120 mm | 1 | 12° / 54°F |
| November | 11 | 10° / 50°F | 8° / 46°F | 106 mm | 0 | 10° / 50°F |
| December | 0 | 8° / 46°F | 6° / 43°F | 105 mm | 0 | 9° / 48°F |
Sea temperature in Stronsay by month
The sea off Stronsay is warmest in August at around 14°C / 57°F, and coolest in February at 7°C / 45°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
Stronsay: questions and answers
What kind of destination is Stronsay?
Stronsay is a seaside town in United Kingdom with a oceanic / maritime climate — the sea reaches 14°C at its warmest.
How many hours of sunshine does Stronsay get a year?
Stronsay gets about 1,221 hours of sunshine a year, at its best around July.
When is the best time to visit Stronsay?
Stronsay is short on reliable sunshine — its best month is only July at 36/100. For a sunnier trip, see the nearest strong-sun alternatives listed on the page.
What is the least sunny month in Stronsay?
January is the least sunny month in Stronsay, scoring 0/100 with about 112 mm of rain.
What is the sea temperature in Stronsay?
The sea in Stronsay ranges from about 7°C (February) to 14°C (August). Month-by-month sea temperatures are on this page.
How strong is the sun in Stronsay?
The typical midday UV index in Stronsay 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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