Ísafjörður weather by month & the best time to visit
Iceland · seaside town · subpolar / tundra climate
Ísafjörður is short on reliable sunshine. Its best month is July (Score 23/100) — for stronger sun, try one of the nearby alternatives.
When is the best time to visit Ísafjörður?
Ísafjörður never gets truly sunny weather: July is as good as it gets at 23/100, and January is the low point (0/100). If sunshine is the point of the trip, the nearby alternatives do better.
How sunny is Ísafjörður?
Ísafjörður isn't a sunny place by world standards: about 984 hours of sunshine a year. July (23/100) is noticeably better than January (0). It ranks #8 of 9 destinations in Iceland for annual sunshine, below the national median of 1,318 hours. The year's 1,406 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 | 145 mm | 0 | 4° / 39°F |
| February | 0 | 1° / 34°F | -3° / 27°F | 129 mm | 0 | 3° / 37°F |
| March | 0 | 1° / 34°F | -3° / 27°F | 124 mm | 0 | 2° / 36°F |
| April | 0 | 3° / 37°F | -1° / 30°F | 106 mm | 1 | 2° / 36°F |
| May | 0 | 6° / 43°F | 2° / 36°F | 87 mm | 2 | 5° / 41°F |
| June | 18 | 11° / 52°F | 6° / 43°F | 65 mm | 3 | 7° / 45°F |
| July | 23 | 12° / 54°F | 7° / 45°F | 83 mm | 3 | 9° / 48°F |
| August | 16 | 11° / 52°F | 7° / 45°F | 104 mm | 2 | 9° / 48°F |
| September | 0 | 8° / 46°F | 5° / 41°F | 140 mm | 1 | 9° / 48°F |
| October | 0 | 5° / 41°F | 2° / 36°F | 137 mm | 0 | 7° / 45°F |
| November | 0 | 2° / 36°F | -1° / 30°F | 128 mm | 0 | 6° / 43°F |
| December | 0 | 1° / 34°F | -3° / 27°F | 158 mm | 0 | 4° / 39°F |
Sea temperature in Ísafjörður by month
The sea off Ísafjörður is warmest in July at around 9°C / 48°F, and coolest in March 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.
Nearest destinations
Ísafjörður: questions and answers
What kind of destination is Ísafjörður?
Ísafjörður is a seaside town in Iceland with a subpolar / tundra climate — the sea reaches 9°C at its warmest.
How many hours of sunshine does Ísafjörður get a year?
Ísafjörður gets about 984 hours of sunshine a year, at its best around July.
When is the best time to visit Ísafjörður?
Ísafjörður is short on reliable sunshine — its best month is only July at 23/100. For a sunnier trip, see the nearest strong-sun alternatives listed on the page.
What is the least sunny month in Ísafjörður?
January is the least sunny month in Ísafjörður, scoring 0/100 with about 145 mm of rain.
What is the sea temperature in Ísafjörður?
The sea in Ísafjörður ranges from about 2°C (March) to 9°C (July). Month-by-month sea temperatures are on this page.
How strong is the sun in Ísafjörður?
The typical midday UV index in Ísafjörður peaks around 3 (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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