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Grindavík Weather in April
In Grindavík, April brings low daytime temperatures around 7°C (45°F), with nights cooling to 3°C (37°F). Expect quite a bit of rainfall this month.
Rainfall in Grindavík in April
Analyzing past climate data, one can expect approximately 19 days of rain, averaging 106 mm (4.2 in). Expect frequent rainfall this month, and not just light drizzle. When it rains, it tends to come down hard.
Temperature in Grindavík in April
April in Grindavík brings typical temperatures with highs around 7°C (45°F) and lows of 3°C (37°F). It stays cool throughout the day, so warm layers are a good idea from morning to evening. With lows around 3°C (37°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep.
Sunshine in Grindavík in April
The month experiences a moderate amount of sunlight, with 165 hours of sunshine. This provides a nice balance between sunshine and clouds.April in Grindavík has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.
Grindavík Temperature in April
Min Temperature
3°C (37°F)
Max Temperature
7°C (45°F)
Chance of Rain
62%
Precipitation
106 mm (4.2 in)
Rainy days
19 days
Humidity
78% *
Sunshine
165 hours *
Percentage Sunshine
36% *
* Data from: Reykjavík, Iceland (41 KM, 25 Miles).
Grindavík Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Grindavík - and find the best time to visit.
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Grindavík typically stay consistent throughout April, with daily highs averaging around 7°C (45°F). Nights are cold, with lows typically ranging from -1°C (30°F) to 2°C (36°F).
Average temperatures in April
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in April
Historical weather records for Grindavík in April
Browse day-by-day weather records for Grindavík spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Grindavík historical weather extremes in April
Our historical data for Grindavík spans 1976 to 2026, revealing these weather extremes.
- The warmest day in April was on April 19, 2005, with a maximum of 15°C (59°F).
- Grindavík experienced its chilliest April day on April 11, 1988, reaching only -4°C (25°F).
- Grindavík registered its coldest April night on April 3, 1990, with temperatures dropping to -11°C (12°F).
- The wettest day in April Grindavík was on April 13, 1994 with 64 mm (2.5 in) of precipitation.
Best Places in Iceland in April
Find out more about the weather in Iceland and which places have the best travel conditions in this month. See all of Iceland in April →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Grindavík in April
Dress warmly and in layers for your trip to Grindavík in April. A good base layer system works wonders. Start with good thermal underwear, add something warm like a fleece sweater, then finish with a waterproof jacket on top. Expect heavy rainfall, so bring good rain protection and waterproof bags. Sunglasses could come in handy during the sunnier parts of your trip.
What To Do in Grindavík in April
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming5/10 -
Cycling4/10 -
Walking4/10 -
Camping3/10 -
Outdoor sports4/10
Grindavík 3-Day Forecast
More climate data for Grindavík
Temperature Rainfall Sunshine Humidity
See the full Grindavík climate overview or explore weather in Iceland.
Popular in April
Where to go in April - average daytime high across popular destinations.
Hella
8°C (46°F) Reykjavík
7°C (45°F) Kópavogur7°C (45°F) Selfoss8°C (46°F) Keflavík7°C (45°F) Höfn
5°C (41°F) Egilsstadir3°C (37°F) Akureyri3°C (37°F) Bucket list
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