Norrköping weather by month & the best time to visit
Sweden · seaside town · oceanic / maritime climate

The best time to visit Norrköping is June — its sunniest month (Sunshine Score 74/100), with August and July close behind. Norrköping averages about 1,743 hours of sunshine a year. Daytime highs around 20°C / 68°F and roughly 78 mm of rain in June.
When is the best time to visit Norrköping?
For sunshine, the best time to visit Norrköping is June, then August and July. The dullest month is January (0/100, 48 mm of rain). The full month-by-month picture is in the table below.
How sunny is Norrköping?
Norrköping isn't a sunny place by world standards: about 1,743 hours of sunshine a year. 74 Sunshine Score points separate June (74) from January (0), so the month you pick matters. It ranks #10 of 36 destinations in Sweden for annual sunshine, above the national median of 1,697 hours. The year's 723 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 | 0° / 32°F | -5° / 23°F | 48 mm | 0 | 0° / 32°F |
| February | 0 | 1° / 34°F | -4° / 25°F | 42 mm | 0 | 0° / 32°F |
| March | 0 | 4° / 39°F | -2° / 28°F | 39 mm | 1 | 1° / 34°F |
| April | 14 | 10° / 50°F | 2° / 36°F | 41 mm | 2 | 4° / 39°F |
| May | 52 | 16° / 61°F | 7° / 45°F | 61 mm | 4 | 13° / 55°F |
| June | 74 | 20° / 68°F | 11° / 52°F | 78 mm | 5 | 20° / 68°F |
| July | 72 | 23° / 73°F | 14° / 57°F | 91 mm | 4 | 22° / 72°F |
| August | 74 | 22° / 72°F | 13° / 55°F | 81 mm | 4 | 21° / 70°F |
| September | 59 | 17° / 63°F | 9° / 48°F | 55 mm | 2 | 18° / 64°F |
| October | 13 | 10° / 50°F | 5° / 41°F | 69 mm | 1 | 11° / 52°F |
| November | 0 | 5° / 41°F | 1° / 34°F | 63 mm | 0 | 5° / 41°F |
| December | 0 | 1° / 34°F | -2° / 28°F | 55 mm | 0 | 0° / 32°F |
Sea temperature in Norrköping by month
The sea off Norrköping is warmest in July at around 22°C / 72°F, and coolest in January at 0°C / 32°F. The water sits at a comfortable 21°C or warmer roughly 2 months a year. Month-by-month sea-surface temperatures are in the Sea column of the table above.
Nearest destinations
Norrköping: questions and answers
What kind of destination is Norrköping?
Norrköping is a seaside town in Sweden with a oceanic / maritime climate — the sea reaches 22°C at its warmest and is swimmable (21°C+) about 2 months a year.
How many hours of sunshine does Norrköping get a year?
Norrköping gets about 1,743 hours of sunshine a year, at its best around June.
When is the best time to visit Norrköping?
The sunniest time to visit Norrköping 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 Norrköping?
January is the least sunny month in Norrköping, scoring 0/100 with about 48 mm of rain.
What is the sea temperature in Norrköping?
The sea in Norrköping ranges from about 0°C (January) to 22°C (July). Month-by-month sea temperatures are on this page.
How strong is the sun in Norrköping?
The typical midday UV index in Norrköping 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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