March weather forecast
Reykjavík, Iceland

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The city buildings of Reykjavík, the capital city of Iceland, with a view of the sea, and a mountain with a snowy peak in the far distance
The city buildings of Reykjavík, the capital city of Iceland, with a view of the sea, and a mountain with a snowy peak in the far distance

Weather in March

Even with the onset of the spring season, Reykjavík, Iceland still experiences a fairly cold climate. The conditions soften slightly with an uptick in temperature to a gentle 2.3°C (36.1°F) coupled with a substantial snowfall of 100mm (3.94"), making it the snowiest month of the year. March also ushers in the spectacle of flowering ice caps, attracting anyone eager to witness this ephemeral event. As the snow and frost begins to retreat, it unveils the first signs of the coming bloom. Thus, March proves to be a transition period that exemplifies the raw and unfiltered essence of Reykjavík's weather.

Temperature

The transition into March in Reykjavík marks the average high-temperature at a still cold 2.3°C (36.1°F), differing minimally from February's 1.8°C (35.2°F). In March, Reykjavík temperatures settle at a low of -1°C (30.2°F) during the nights, reflecting a minor change from daytime highs.

Humidity

In Reykjavík, the average relative humidity in March is 79%.

Rainfall

In Reykjavík, in March, it is raining for 11 days, with typically 40mm (1.57") of accumulated precipitation. In Reykjavík, Iceland, during the entire year, the rain falls for 166.2 days and collects up to 416mm (16.38") of precipitation.

Snowfall

January through May, October through December are months with snowfall in Reykjavík. March is the month with the most snowfall in Reykjavík. Snow falls for 9.4 days and accumulates 100mm (3.94") of snow.

Sea temperature

March is the month with the coldest seawater, with an average sea temperature of 5.1°C (41.2°F).
Note: Beware of 5.1°C (41.2°F) waters at 13°C (55.4°F), they're uninviting, and a dip below 10°C (50°F) has risks of breath loss and cold shock, contingent on health.

Daylight

The average length of the day in March is 11h and 49min.
On the first day of the month, sunrise is at 08:32 and sunset at 18:46. On the last day of March, sunrise is at 06:46 and sunset at 20:16 GMT.

Sunshine

The average sunshine in March is 4.2h.

UV index

The average daily maximum UV index in March is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for average individuals.
Note: The UV index of 2 during March leads to these advisories:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
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Frequently asked questions

How cold is it in Reykjavík in March?

During March, Reykjavík experiences an average high-temperature of 2.3°C (36.1°F) and a low-temperature of -1°C (30.2°F).

What is the average humidity in March in Reykjavík?

The average relative humidity in March in Reykjavík is 79%.

How many days does it rain in March in Reykjavík?

In Reykjavík, Iceland, during March, the rain falls for 11 days and regularly aggregates up to 40mm (1.57") of precipitation.

When does it snow the most in Reykjavík?

The month with the most snowfall is March, when snow falls for 9.4 days and typically aggregates up to 100mm (3.94") of snow.

How much does it snow in Reykjavík in March?

In Reykjavík, in March, snow falls for 9.4 days, with typically accumulated 100mm (3.94") of snow.

What is the month with the coldest sea water in Reykjavík?

With an average sea temperature of 5.1°C (41.2°F), March is the month with the coldest seawater in Reykjavík, Iceland.

How cold is the water in March in Reykjavík?

In Reykjavík, Iceland, the average seawater temperature in March is 5.1°C (41.2°F). Swimming in 5.1°C (41.2°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation.

What is the average length of the day in March in Reykjavík?

In Reykjavík, the average day length in March is 11h and 49min.

What time are sunrise and sunset in March in Reykjavík?

In March, on the first day of the month, sunrise is at 08:32 and sunset at 18:46. On the last day of the month, in Reykjavík, sunrise is at 06:46 and sunset at 20:16 GMT.

How many hours of sunshine does Reykjavík have in March?

The average sunshine duration in March in Reykjavík is 4.2h.

What is the UV index intensity in March in Reykjavík?

The average daily maximum UV index in March is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in March
Reykjavík, Iceland

Average temperature in March - Reykjavík, Iceland
  • Average high temperature in March: 2.3°C

The warmest month (with the highest average high temperature) is July (13.5°C).
The month with the lowest average high temperature is December (1.3°C).

  • Average low temperature in March: -1°C

The month with the highest average low temperature is July (9.1°C).
The coldest month (with the lowest average low temperature) is December (-2.4°C).

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Average pressure in March
Reykjavík, Iceland

Average pressure in March - Reykjavík, Iceland
  • Average pressure in March: 1003.5mbar

The month with the highest atmospheric pressure is June (1013.8mbar).
The month with the lowest atmospheric pressure is January (996.6mbar).

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Average wind speed in March
Reykjavík, Iceland

Average wind speed in March - Reykjavík, Iceland
  • Average wind speed in March: 23.4km/h

The windiest month (with the highest average wind speed) is February (24.9km/h).
The calmest months (with the lowest average wind speed) are June and July (14.9km/h).

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Average humidity in March
Reykjavík, Iceland

Average humidity in March - Reykjavík, Iceland
  • Average humidity in March: 79%

The months with the highest relative humidity are January, February and September (82%).
The month with the lowest relative humidity is May (75%).

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Average rainfall in March
Reykjavík, Iceland

Average rainfall in March - Reykjavík, Iceland
  • Average rainfall in March: 40mm

The wettest month (with the highest rainfall) is January (47mm).
The driest months (with the least rainfall) are June and July (25mm).

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Average rainfall days in March
Reykjavík, Iceland

Average rainfall days in March - Reykjavík, Iceland
  • Average rainfall days in March: 11 days

The month with the highest number of rainy days is September (17.8 days).
The month with the least rainy days is December (9.7 days).

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Average snowfall in March
Reykjavík, Iceland

Average snowfall in March - Reykjavík, Iceland
  • Average snowfall in March: 100mm

The month with the highest snowfall is March (100mm).
The months with the least snowfall are June, July, August and September (0mm).

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Average snowfall days in March
Reykjavík, Iceland

Average snowfall days in March - Reykjavík, Iceland
  • Average snowfall days in March: 9.4 days

The month with the highest number of snowfall days is March (9.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average sea temperature in March
Reykjavík, Iceland

Average sea temperature in March - Reykjavík, Iceland
  • Average sea temperature in March: 5.1°C

The best month for swimming (with the highest average sea temperature) is July (11.4°C).
The coldest month (with the lowest average sea temperature) is March (5.1°C).

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Average daylight in March /
Average sunshine in March
Reykjavík, Iceland

Average daylight in March / Average sunshine in March - Reykjavík, Iceland
  • Average daylight in March: 11h and 5min

The month with the longest days is June (Average daylight: 20h and 54min).
The month with the shortest days is December (Average daylight: 4h and 24min).

  • Average sunshine in March: 4h and 1min

The month with the most sunshine is August (Average sunshine: 7h and 24min).
The month with the least sunshine is January (Average sunshine: 2h and 24min).

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Average sunshine days in March
Reykjavík, Iceland

Average sunshine days in March - Reykjavík, Iceland
  • Average sunshine days in March: 10.9 days

The month with the most sunshine days is December (14.1 days).
The month with the least sunshine days is September (8.8 days).

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Average UV index in March
Reykjavík, Iceland

Average UV index in March - Reykjavík, Iceland
  • Average UV index in March: 2

The month with the highest UV index is July (UV index 4).
The months with the lowest UV index are January, February and November (UV index 1).

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Average cloud cover in March
Reykjavík, Iceland

Average cloud cover in March - Reykjavík, Iceland
  • Average cloud cover in March: 68

The months with the most cloud cover are March and April (Cloud cover 68).
The months with the least cloud cover are August and December (Cloud cover 60).

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Average visibility in March
Reykjavík, Iceland

Average visibility in March - Reykjavík, Iceland
  • Average visibility in March: 9km

The month with the highest visibility is June (10km).
The months with the lowest visibility are January, February, March, April, May, July, August, September, October, November and December (9km).

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Reykjavík, Iceland

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