Iceland Airwaves Festival
On its way to its 20th edition in 2019 Iceland Airwaves is a festival you need to visit once in your life. Everything from lagoons and bookstores to bars and concert halls is filled with music.
Grindavík Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Grindavík.
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Climate overview of Grindavík
Temperatures in Grindavík, Reykjanes, Iceland, shift moderately through the seasons. The warmest month is July at 14°C (57°F), and the coolest is February at 5°C (41°F).
The city has a wet climate, receiving around 1439 mm (57 in) of rain/snowfall per year. September is the wettest month. Sunshine peaks in May, when the city sees around 6.7 hours of sunshine per day.
Grindavík Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Grindavík - and find the best time to visit.
Monthly Temperature in Grindavík
In Grindavík, seasonal changes bring about a moderate variation in temperatures. On average, daytime temperatures range from a moderate 14°C (57°F) in July to a chilly 5°C (41°F) in February.
Nighttime temperatures range from 10°C (50°F) in July to 0°C (32°F) in February.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Grindavík
Grindavík has a notably wet climate with abundant precipitation, recording 1439 mm (57 in) of rain/snowfall per year. The amount of precipitation varies moderately throughout the year. The wettest month, September, sees around 150 mm (5.9 in) of rainfall, perfect for those who enjoy a bit of rain now and then. The driest month, June, still receives a respectable 79 mm (3.1 in) of rainfall. For more details, please visit our Grindavík Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Grindavík
In Grindavík, summer days are longer and more sunny, with daily sunshine hours peaking at 6.7 hours in May. As the darker season arrives, the brightness of the sun becomes less. January sees a soft sun for only 0.7 hours per average day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Data from: Reykjavík, Iceland (41 KM, 25 Miles).
Daily hours of sunshine
Data from: Reykjavík, Iceland (41 KM, 25 Miles).
Daily percentage of sunshine
Data from: Reykjavík, Iceland (41 KM, 25 Miles).
Humidity in Grindavík by Month
The relative humidity is high throughout the year in Grindavík.
The city experiences its highest humidity in July, reaching 81%. In May, the humidity drops to its lowest level at 76%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Data from: Reykjavík, Iceland (41 KM, 25 Miles).
Best Time to Visit Grindavík
The most favourable weather available in Grindavík usually occurs in July. Conditions are generally most challenging in January, February, March, April, May, September, October, November and December.
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
Jan
wet
Feb
wet
Mar
wet
Apr
wet
May
cold
Jun
mixed
Jul
good
Aug
mixed
Sep
wet
Oct
wet
Nov
wet
Dec
wet
- Best overall: July
- Warmest weather: July and August
- Most sunshine: May
Frequently asked questions about the climate in Grindavík
What is the best time to visit Grindavík?
July typically offers the most optimal weather in Grindavík. In contrast, January, February, March, April, May, September, October, November and December tend to have less optimal conditions.
What temperatures can I expect in Grindavík?
Daytime highs range from 5°C (41°F) in February to 14°C (57°F) in July. Nighttime lows range from 0°C (32°F) to 10°C (50°F).
How much rain does Grindavík get?
Annual rainfall is around 1439 mm (57 in). September is the wettest month with 150 mm (5.9 in), while June is the driest with 79 mm (3.1 in).
How sunny is Grindavík?
Grindavík receives around 1,327 hours of sunshine per year. May is the sunniest month with 201 hours, while January is the cloudiest with just 20 hours.
Grindavík 3-Day Forecast
Grindavík on the map
Grindavík is highlighted - select any city to see its climate.
Popular in September
Where to go in September - average daytime high across popular destinations.
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