Ilulissat weather by month & the best time to visit
Greenland · seaside town · subpolar / tundra climate
Ilulissat is short on reliable sunshine. Its best month is July (Score 28/100) — for stronger sun, try one of the nearby alternatives.
When is the best time to visit Ilulissat?
Ilulissat never gets truly sunny weather: July is as good as it gets at 28/100, and January is the low point (0/100). If sunshine is the point of the trip, the nearby alternatives do better.
How sunny is Ilulissat?
Ilulissat gets a moderate 2,313 hours of sunshine a year. July (28/100) is noticeably better than January (0). It ranks #2 of 8 destinations in Greenland for annual sunshine, above the national median of 2,017 hours. The year's 402 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 | -10° / 14°F | -14° / 7°F | 20 mm | 0 | -2° / 28°F |
| February | 0 | -11° / 12°F | -16° / 3°F | 16 mm | 0 | -2° / 28°F |
| March | 0 | -10° / 14°F | -15° / 5°F | 20 mm | 0 | -2° / 28°F |
| April | 0 | -4° / 25°F | -9° / 16°F | 26 mm | 1 | -1° / 30°F |
| May | 0 | 4° / 39°F | -1° / 30°F | 35 mm | 2 | 1° / 34°F |
| June | 7 | 9° / 48°F | 4° / 39°F | 35 mm | 3 | 4° / 39°F |
| July | 28 | 12° / 54°F | 6° / 43°F | 39 mm | 3 | 8° / 46°F |
| August | 14 | 10° / 50°F | 5° / 41°F | 58 mm | 2 | 7° / 45°F |
| September | 0 | 5° / 41°F | 1° / 34°F | 46 mm | 1 | 5° / 41°F |
| October | 0 | -1° / 30°F | -4° / 25°F | 42 mm | 0 | 3° / 37°F |
| November | 0 | -5° / 23°F | -9° / 16°F | 37 mm | 0 | 0° / 32°F |
| December | 0 | -7° / 19°F | -11° / 12°F | 28 mm | 0 | -1° / 30°F |
Sea temperature in Ilulissat by month
The sea off Ilulissat is warmest in July at around 8°C / 46°F, and coolest in January at -2°C / 28°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
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Head-to-head
How Ilulissat compares month by month: Ilulissat vs Reykjavík · Ilulissat vs Nuuk · Ilulissat vs Iqaluit · all comparisons
Ilulissat: questions and answers
What kind of destination is Ilulissat?
Ilulissat is a seaside town in Greenland with a subpolar / tundra climate — the sea reaches 8°C at its warmest.
How many hours of sunshine does Ilulissat get a year?
Ilulissat gets about 2,313 hours of sunshine a year, at its best around July.
When is the best time to visit Ilulissat?
Ilulissat is short on reliable sunshine — its best month is only July at 28/100. For a sunnier trip, see the nearest strong-sun alternatives listed on the page.
What is the least sunny month in Ilulissat?
January is the least sunny month in Ilulissat, scoring 0/100 with about 20 mm of rain.
What is the sea temperature in Ilulissat?
The sea in Ilulissat ranges from about -2°C (January) to 8°C (July). Month-by-month sea temperatures are on this page.
How strong is the sun in Ilulissat?
The typical midday UV index in Ilulissat 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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