Kópavogur Weather in April

In Kópavogur, April brings low daytime temperatures around 7°C (45°F), with nights cooling to 1°C (34°F). Expect quite a bit of rainfall this month.

Rainfall in Kópavogur in April

Looking at the last 30 years, the data shows about 18 days with rain, averaging 110 mm (4.3 in) for the month. Wet weather is a regular and significant part of this month. Frequent days of rain combined with high totals means proper waterproofs are worth packing.

Temperature in Kópavogur in April

Daytime temperatures in Kópavogur reach 7°C (45°F) in April, dropping to 1°C (34°F) at night. It stays cool throughout the day, so warm layers are a good idea from morning to evening. With overnight lows of 1°C (34°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.

Sunshine in Kópavogur in April

The month brings about 165 hours of sunlight, offering a comfortable mix of sun and overcast.

Wind Speed in Kópavogur in April

Wind speeds average 6 m/s (12 knots) during April. At this speed, expect strong winds that make large branches move and create some resistance when walking. Since this is an average, some days have fresh winds while others have strong breezes that can make umbrellas tricky to control.

Average water temperature in April

At 7°C (45°F), the water is very cold. Most people find it too uncomfortable for anything beyond a brief wade.

April in Kópavogur can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options in the world.

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• January
• February
• March
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• May
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• August

• September
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• December

For a detailed overview over the year and the best time to visit Iceland, check out our Kópavogur's climate page.

Kópavogur Temperature in April

Min Temperature 1°C (34°F)  

Max Temperature 7°C (45°F)  

Water Temperature 7°C (45°F) *  

Chance of Rain 59%  

Precipitation 110 mm (4.3 in)  

Rainy days 18 days  

Humidity 78% *  

Windspeed 6 m/s (12 knots) *  

Sunshine 165 hours *  

Percentage Sunshine 36% *  

* Data from: Reykjavík, Iceland (2 KM, 1 Miles).

Daily Historical Temperatures

50-year average (1976-2025)

Based on our historical records, temperatures in Kópavogur 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 3°C (37°F).

Average temperatures in April

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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

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Historical weather for Kópavogur in April

Browse day-by-day weather records for Kópavogur spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Historical weather Temperatures Precipitation

‹ 2026 2025 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006 2005 2004 2003 2002 2001 2000 1999 1998 1997 1996 1995 1994 1993 1992 1991 1990 1989 1988 1987 1986 1985 1984 1983 1982 1981 1980 1979 1978 1977 ›

‹ January February March April May June July August September October November December ›

Kópavogur historical weather extremes in April

Based on 50 years of weather observations in Kópavogur between 1976 and 2026, these are the recorded extremes.

• Kópavogur recorded its highest April temperature of 15°C (59°F) on April 30, 2019.
• The coldest April day was on April 5, 2021, with a maximum of -4°C (25°F).
• The lowest overnight temperature recorded in April was -11°C (12°F) (April 3, 1990).
• The wettest April day on record brought 37 mm (1.5 in) of precipitation to Kópavogur (April 3, 2022).

What to Wear in Kópavogur in April

We recommend to layer up for chilly conditions in Kópavogur in April. You could start with thermal underwear or a good base layer to keep your core warm on the cooler days this month. Maybe also add a sweater or fleece, and top it off with a windproof jacket. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. With water temperatures around 7°C (45°F), the water is quite cold for swimming. You can skip the swimwear unless you're particularly tough. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.

What To Do in Kópavogur in April

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

5/10

Cycling

4/10

Walking

4/10

Camping

3/10

Outdoor sports

4/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Iceland, check out our Kópavogur's climate page.

More climate data for Kópavogur

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

See the full Kópavogur climate overview or explore weather in Iceland.