Weather in Reykjavik in March 2025
Average weather
Average temperature in Reykjavik in March
The expected average maximum temperature in March is +1°C with a maximum of +8°C and a minimum of -13°C.
The average maximum temperature goes up 10% by the end of the month, compared with the beginning of the month, from +6°C to +8°C.
Is Reykjavik warm or cold in March?
Reykjavik is typically cool in March.
Maximum temperatures go up compared to the previous month from +3°C to +3°C. The minimum temperature also goes up from -2°C to -2°C.
Pack a sweater and a jacket as there will be cooler temperatures.
March is one of the coolest months in Reykjavik, here is the comparison with other months:
Water temperature in Reykjavik in March
Water in Reykjavik in March is Cold. It varies from +4°C to +6°C, with an average of +5°C. Note that the air temperature is lower than the water temperature, averaging around +3°C.
The water temperature in March is one of the coldest of the entire year:
Can you swim in Reykjavik in March?
Climate in Reykjavik in March
| February | March | April | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +3°C | +3°C | +6°C | ||||
| Min. temperature | ||||||
| -17°C | -18°C | -14°C | ||||
| Max. temperature | ||||||
| +10°C | +12°C | +15°C | ||||
| Rainfall | ||||||
| 72 mm | 65 mm | 73 mm | ||||
| Wind | ||||||
| 5 m/s | 5 m/s | 4 m/s | ||||
| Avg. water temperature | ||||||
| +5°C | +5°C | +6°C | ||||
| Humidity | ||||||
| 77% | 76% | 75% | ||||
| Air pressure | ||||||
| 998 HPa | 1002 HPa | 1009 HPa | ||||
| Sunny days | ||||||
| 3 | 4 | 3 | ||||
| Cloudy days | ||||||
| 6 | 6 | 7 | ||||
| Rainy days | ||||||
| 7 | 8 | 14 | ||||
| Snowy days | ||||||
| 13 | 13 | 6 | ||||
March weather is still as ok as in February. The temperature levels stay the same in the area of +3°C for average maximum temperature during the day. As March arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 72 mm to 65 mm. It feels drier, as humidity decreases from 77% to 76%. The average wind speed doesn’t change much during March, staying around 5 m/s. The good news is there are likely to be more sunny days in March, from 3 to 4.
April brings much the same weather, it remains ok.
Wind
The average wind speed is 4 m/s getting up to 8 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 increasing during March, going from 3 m/s to 3 m/s over the course of the month.
Rain
Snow
Here’s how March is compared with other months in the amount of snow, total mm:
How was the weather last March in Reykjavik?
Climate Change over Years
The climate in Reykjavik in March 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 March a good time to visit Reykjavik?
Can you sunbathe in Reykjavik in March?
Can you swim in Reykjavik in March?
Is Reykjavik rainy in March?
Is it sunny in Reykjavik in March?
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.