Weather in Reykjavik in April 2025
Average weather
Average temperature in Reykjavik in April
The expected average maximum temperature in April is +8°C with a maximum of +11°C and a minimum of -3°C.
The average maximum temperature goes up 7% by the end of the month, compared with the beginning of the month, from +6°C to +7°C.
Is Reykjavik warm or cold in April?
Reykjavik is typically cool in April.
Maximum temperatures go up compared to the previous month from +3°C to +6°C. The minimum temperature also goes up from -2°C to +1°C.
Pack a sweater and a jacket as there will be cooler temperatures.
Take a look at how April is compared to other months in Reykjavik:
Water temperature in Reykjavik in April
Water in Reykjavik in April is Cold. It varies from +5°C to +7°C, with an average of +6°C. This is almost similar to the air temperature, which averages +6°C.
In April, water temperatures are average relative to the rest of the year:
Can you swim in Reykjavik in April?
Climate in Reykjavik in April
| March | April | May | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +3°C | +6°C | +10°C | ||||
| Min. temperature | ||||||
| -18°C | -14°C | -8°C | ||||
| Max. temperature | ||||||
| +12°C | +15°C | +19°C | ||||
| Rainfall | ||||||
| 65 mm | 73 mm | 83 mm | ||||
| Wind | ||||||
| 5 m/s | 4 m/s | 4 m/s | ||||
| Avg. water temperature | ||||||
| +5°C | +6°C | +7°C | ||||
| Humidity | ||||||
| 76% | 75% | 73% | ||||
| Air pressure | ||||||
| 1002 HPa | 1009 HPa | 1012 HPa | ||||
| Sunny days | ||||||
| 4 | 3 | 3 | ||||
| Cloudy days | ||||||
| 6 | 7 | 8 | ||||
| Rainy days | ||||||
| 8 | 14 | 19 | ||||
| Snowy days | ||||||
| 13 | 6 | 1 | ||||
April weather is still as ok as in March. It’s getting warmer as April arrives. The average maximum temperature goes up from +3°C to +6°C during the day. Prepare for more rain. Average rainfall goes from 65 mm to 73 mm. It feels drier, as humidity decreases from 76% to 75%. Winds are calmer in comparison to March, going down from 5 m/s to 4 m/s on average. The days becoming less sunny, going from 4 sunny days in March to 3 in April.
May brings much the same weather, it remains ok.
Wind
The average wind speed is 4 m/s getting up to 11 m/s which is a medium breeze. You can feel it, especially getting out of the water.
The average wind speed in Reykjavik is gradually decreasing during April, going from 6 m/s to 4 m/s over the course of the month.
Rain
Snow
Here’s how April is compared with other months in the amount of snow, total mm:
How was the weather last April in Reykjavik?
Climate Change over Years
The climate in Reykjavik in April has not changed much over the last 43 years.
The average temperature was the lowest in 1979 (+5°C) and the highest in 2003 (+9°C). The driest year was 2019 with only 289 mm of rainfall, and the wettest year was 2003 with 1379 mm.
FAQ
Is April a good time to visit Reykjavik?
Can you sunbathe in Reykjavik in April?
Can you swim in Reykjavik in April?
Is Reykjavik rainy in April?
Is it sunny in Reykjavik in April?
Monthly weather in Reykjavik
Source of the data
For this page, we’ve looked at the typical weather in Reykjavik, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.