Best Time to Visit Keflavík, Southern Peninsula, Iceland
Month-by-month climate guide for planning a trip to Keflavík.
Keflavík does not have a month that clearly fits our sunny profiles. Its practical travel window centres on its warmest (July, 10.6°C / 51.1°F) and driest (June, 50 mm / 2 in) months. The drier stretch runs through April–September and January; the wetter half falls in February–March and October–December. At the city itself, monthly average temperatures range from 0.3°C / 32.5°F in January to 10.6°C / 51.1°F in July, with rainfall from 50 mm / 2 in (June) to 99 mm / 3.9 in (February). These are point-value climate normals sampled at Keflavík, Southern Peninsula, Iceland's coordinates — usually more actionable for travellers than the country-wide average. Keflavík's climate is broadly seasonal. The full month-by-month table below lets you match your travel window against our five weather profiles.
Recommended months
| Month | Temp | Rain | Feels like |
|---|---|---|---|
| July | 10.6°C51.1°F | 52 mm2″ | — |
| June | 8.8°C47.8°F | 50 mm2″ | — |
| August | 10.4°C50.7°F | 76 mm3″ | — |
No month at Keflavík matches our sunny profiles. The three above are the driest-and-warmest fallback.
Frequently asked questions
When is the best time to visit Keflavík?
Keflavík doesn't have a month that clearly matches our sunny profiles. The practical travel window centres on June (driest, ~50 mm / 2 in) and July (warmest, 10.6°C / 51.1°F). Because these are point values at the city, they can differ substantially from Iceland's national average.
When is the rainy season in Keflavík?
The rainy season at Keflavík, Southern Peninsula runs through February–March and October–December, when monthly rainfall exceeds the annual median of about 89 mm / 3.5 in. The wettest single month is February (99 mm / 3.9 in).
What is the driest month in Keflavík?
The driest month in Keflavík is June, averaging about 50 mm / 2 in of rainfall. Temperature that month averages 8.8°C / 47.8°F.
What months should I avoid visiting Keflavík?
The least comfortable months for travel to Keflavík — based on point-value climate at the city — are January, February, March, October, December. These are the wettest or coolest months at this location. Rainfall peaks at 99 mm / 3.9 in in February, and the coldest month averages 0.3°C / 32.5°F.
Is Keflavík climate different from Iceland overall?
Yes, usually. Our Keflavík figures are point-value climate normals sampled at the city itself, while our Iceland figures are area-weighted averages across the whole country. The two can diverge substantially in geographically diverse or elevation-varied countries. The month-by-month table below reflects Keflavík specifically — usually the more actionable data for a traveller planning to spend time in the city.