Ronneby weather by month & the best time to visit
Sweden · seaside town · oceanic / maritime climate
The best time to visit Ronneby is June — its sunniest month (Sunshine Score 74/100), with August and July close behind. Ronneby averages about 1,578 hours of sunshine a year. Daytime highs around 20°C / 68°F and roughly 73 mm of rain in June.
When is the best time to visit Ronneby?
For sunshine, the best time to visit Ronneby is June, then August and July. The dullest month is January (0/100, 66 mm of rain). The full month-by-month picture is in the table below.
How sunny is Ronneby?
Ronneby isn't a sunny place by world standards: about 1,578 hours of sunshine a year. 74 Sunshine Score points separate June (74) from January (0), so the month you pick matters. It ranks #32 of 36 destinations in Sweden for annual sunshine, below the national median of 1,697 hours. The year's 816 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 | 1° / 34°F | -3° / 27°F | 66 mm | 0 | 2° / 36°F |
| February | 0 | 1° / 34°F | -4° / 25°F | 54 mm | 0 | 2° / 36°F |
| March | 0 | 5° / 41°F | -2° / 28°F | 46 mm | 1 | 3° / 37°F |
| April | 20 | 11° / 52°F | 2° / 36°F | 39 mm | 3 | 6° / 43°F |
| May | 51 | 16° / 61°F | 7° / 45°F | 57 mm | 4 | 12° / 54°F |
| June | 74 | 20° / 68°F | 11° / 52°F | 73 mm | 5 | 17° / 63°F |
| July | 69 | 22° / 72°F | 14° / 57°F | 100 mm | 5 | 16° / 61°F |
| August | 72 | 21° / 70°F | 13° / 55°F | 86 mm | 4 | 16° / 61°F |
| September | 57 | 17° / 63°F | 10° / 50°F | 65 mm | 3 | 17° / 63°F |
| October | 18 | 11° / 52°F | 5° / 41°F | 81 mm | 1 | 11° / 52°F |
| November | 0 | 6° / 43°F | 2° / 36°F | 77 mm | 0 | 8° / 46°F |
| December | 0 | 2° / 36°F | -1° / 30°F | 72 mm | 0 | 4° / 39°F |
Sea temperature in Ronneby by month
The sea off Ronneby is warmest in June at around 17°C / 63°F, and coolest in January at 2°C / 36°F. It never reaches comfortable swimming temperatures (21°C+). Month-by-month sea-surface temperatures are in the Sea column of the table above.
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Ronneby: questions and answers
What kind of destination is Ronneby?
Ronneby is a seaside town in Sweden with a oceanic / maritime climate — the sea reaches 17°C at its warmest.
How many hours of sunshine does Ronneby get a year?
Ronneby gets about 1,578 hours of sunshine a year, at its best around June.
When is the best time to visit Ronneby?
The sunniest time to visit Ronneby is June, when the Sunshine Score peaks at 74/100 (with August and July close behind). Expect daytime highs around 20°C / 68°F.
What is the least sunny month in Ronneby?
January is the least sunny month in Ronneby, scoring 0/100 with about 66 mm of rain.
What is the sea temperature in Ronneby?
The sea in Ronneby ranges from about 2°C (January) to 17°C (June). Month-by-month sea temperatures are on this page.
How strong is the sun in Ronneby?
The typical midday UV index in Ronneby peaks around 5 (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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