Iceland weather / Reykjanes Peninsula
Reykjanes Peninsula weather, month by month
Reykjanes Peninsula over 20 years of measurement (2006-2025), not description. Figures are the average across 2 places in the region; the table below each shows how they differ.
Wind: the part people underestimate
In Reykjanes Peninsula, gusts pass 15 m/s on about 17.6 days in January, the windiest month, and reach 20 m/s on about 8.8 days. Above roughly 15 m/s you hold car doors with both hands — a door torn off by wind is one of the most common rental claims in Iceland and standard insurance does not cover it.
Every month in Reykjanes Peninsula
| Month | Temp °C | Rain hours | Rain days | Gusty days | Snow days | Clear dark hours |
|---|---|---|---|---|---|---|
| January | 1.3 | 255 | 19.4 | 17.6 | 8.5 | 71.2 |
| February | 1.6 | 234 | 17.1 | 15.5 | 7.9 | 59.6 |
| March | 1.9 | 238 | 17.4 | 15.4 | 8.2 | 51 |
| April | 4.2 | 242 | 17.1 | 13.1 | 3.1 | 22.8 |
| May | 6.7 | 221 | 15.7 | 10.1 | 0.8 | 0 |
| June | 9.5 | 192 | 14.1 | 6.7 | 0.1 | 0 |
| July | 11.4 | 198 | 13.9 | 5.7 | 0 | 0 |
| August | 11.1 | 206 | 14.3 | 6.8 | 0 | 10.2 |
| September | 8.8 | 266 | 18.9 | 12.2 | 0.2 | 42.8 |
| October | 5.4 | 237 | 16.7 | 13.1 | 1.2 | 66.4 |
| November | 3.2 | 217 | 16.3 | 14.4 | 2.8 | 74.5 |
| December | 1.3 | 229 | 17.6 | 15.9 | 8.7 | 90.2 |
Averages over 2006-2025. "Rain hours" is hours with measurable precipitation, which tells you more than millimetres do. "Gusty days" are days gusts reach 15 m/s. "Clear dark hours" are hours dark enough for aurora with a sky clear enough to see it.
Where in Reykjanes Peninsula
| Place | Clear dark hours a year | Cloud cover |
|---|---|---|
| Grindavík | 499 | 74.8% |
| Keflavík | 478 | 74.9% |
The short version
- Wettest: September, about 266 hours of rain.
- Windiest: January, about 17.6 gusty days.
- Warmest: July, averaging 11.4°C.
- Best for aurora: December, about 90.2 clear dark hours.
Every region
South Iceland · East Iceland · West Iceland · North Iceland · Reykjavik & Capital Area · Reykjanes Peninsula · The Highlands · Westfjords
Live weather map · When and where to see the northern lights · Things to see in Reykjanes Peninsula