Grímsey/Sandvík weather by month & the best time to visit
🇮🇸 Iceland · seaside town · subpolar / tundra climate
Grímsey/Sandvík is short on reliable sunshine. Its best month is August (Score 12/100) — for stronger sun, try one of the nearby alternatives below.
Jump to: month-by-month table · sea temperature · nearby alternatives · embed this data
- Sun hours / year
- 1,074
- Sunniest month
- August
- Peak score
- 12/100
- Rain / year
- 1,091 mm
- Snow / year
- ≈2 m
- Midday UV at peak
- 3 (moderate)
- Sea at warmest
- 8°C / 46°F
- Population
- 3k
- Elevation
- 21 m
When is the best time to visit Grímsey/Sandvík?
Grímsey/Sandvík never gets truly sunny weather: August is as good as it gets at 12/100, and January is the low point (0/100). If sunshine is the point of the trip, the nearby alternatives below do better.
How sunny is Grímsey/Sandvík?
Grímsey/Sandvík isn't a sunny place by world standards: about 1,074 hours of sunshine a year. Conditions barely change through the year — only 12 Sunshine Score points separate August from January. It ranks #7 of 9 destinations in Iceland for annual sunshine, below the national median of 1,318 hours. The year's 1,091 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 | 2° / 36°F | 0° / 32°F | 108 mm | 0 | 4° / 39°F |
| February | 0 | 2° / 36°F | 0° / 32°F | 91 mm | 0 | 3° / 37°F |
| March | 0 | 2° / 36°F | -1° / 30°F | 97 mm | 0 | 3° / 37°F |
| April | 0 | 3° / 37°F | 1° / 34°F | 77 mm | 1 | 2° / 36°F |
| May | 0 | 5° / 41°F | 3° / 37°F | 63 mm | 2 | 4° / 39°F |
| June | 0 | 8° / 46°F | 6° / 43°F | 43 mm | 3 | 6° / 43°F |
| July | 6 | 9° / 48°F | 8° / 46°F | 63 mm | 3 | 8° / 46°F |
| August | 12 | 10° / 50°F | 8° / 46°F | 75 mm | 2 | 8° / 46°F |
| September | 0 | 8° / 46°F | 6° / 43°F | 106 mm | 1 | 7° / 45°F |
| October | 0 | 5° / 41°F | 4° / 39°F | 124 mm | 0 | 5° / 41°F |
| November | 0 | 4° / 39°F | 2° / 36°F | 118 mm | 0 | 3° / 37°F |
| December | 0 | 3° / 37°F | 0° / 32°F | 126 mm | 0 | 3° / 37°F |
Sea temperature in Grímsey/Sandvík by month
The sea off Grímsey/Sandvík is warmest in July at around 8°C / 46°F, and coolest in April 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.
See Grímsey/Sandvík on the interactive sunshine globe →
Nearby places for sunshine
- Reykjavík Iceland · 324 km · best in Jul · 1,456 h sun/yr
- Reykjavík Iceland · 356 km · best in Jul · 1,318 h sun/yr
- Vágar Faroe Islands · 717 km · best in Aug · 998 h sun/yr
- Ålesund Norway · 1,225 km · best in Jul · 1,230 h sun/yr
- Inverness United Kingdom · 1,232 km · best in Jul · 1,074 h sun/yr
- Molde Norway · 1,265 km · best in Jul · 1,233 h sun/yr
Nearest destinations
- Akureyri Iceland · 99 km · 1,550 h sun/yr · best in Jul
- Þórshöfn Iceland · 125 km · 974 h sun/yr · best in Jul
- Vopnafjörður Iceland · 169 km · 1,340 h sun/yr · best in Jul
- Egilsstaðir Iceland · 216 km · 1,333 h sun/yr · best in Jul
- Ísafjörður Iceland · 235 km · 984 h sun/yr · best in Jul
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