Monthly weather forecast and climate
Alftanes, Iceland

Weather in January

January, the same as December, is a wintry winter month in Alftanes, Iceland, with temperature in the range of an average low of -1.4°C (29.5°F) and an average high of 1.7°C (35.1°F). In Alftanes, the average high-temperature is almost the same as in December - a still cold 1.7°C (35.1°F). Weather in January »

Weather in February

February, the last month of the winter, in Alftanes, is another cold month, with average temperature varying between 1.8°C (35.2°F) and -1.3°C (29.7°F). In Alftanes, the average high-temperature is relatively the same as in January - a still cold 1.8°C (35.2°F). Weather in February »

Weather in March

The first month of the spring, March, is also a wintry month in Alftanes, Iceland, with average temperature varying between 2.3°C (36.1°F) and -1°C (30.2°F). In March, the average high-temperature is essentially the same as in February - a still cold 2.3°C (36.1°F). Weather in March »

Weather in April

April, like March, in Alftanes, Iceland, is another cold spring month, with temperature in the range of an average low of 1.2°C (34.2°F) and an average high of 4.9°C (40.8°F). In Alftanes, Iceland, the average high-temperature is essentially the same as in March - a still cold 4.9°C (40.8°F). Weather in April »

Weather in May

May, the last month of the spring, in Alftanes, is a chilly month, with average temperature ranging between min 4.1°C (39.4°F) and max 8.3°C (46.9°F). In May, the average high-temperature marginally rises, from a cold 4.9°C (40.8°F) in April, to a frosty 8.3°C (46.9°F). Weather in May »

Weather in June

June, the first month of the summer, in Alftanes, is a cool month, with temperature in the range of an average low of 7.4°C (45.3°F) and an average high of 11.7°C (53.1°F). In June, the average high-temperature marginally rises, from a frosty 8.3°C (46.9°F) in May, to a fresh 11.7°C (53.1°F). Weather in June »

Weather in July

July is a moderate summer month in Alftanes, Iceland, with temperature in the range of an average high of 13.5°C (56.3°F) and an average low of 9.1°C (48.4°F). July is the warmest month, with an average high-temperature of 13.5°C (56.3°F) and an average low-temperature of 9.1°C (48.4°F). Weather in July »

Weather in August

The last month of the summer, August, is another cool month in Alftanes, Iceland, with temperature in the range of an average low of 8.4°C (47.1°F) and an average high of 12.8°C (55°F). In Alftanes, the average high-temperature is practically the same as in July - a cool 12.8°C (55°F). Weather in August »

Weather in September

The first month of the autumn, September, is also a frosty month in Alftanes, Iceland, with average temperature ranging between max 9.6°C (49.3°F) and min 6.2°C (43.2°F). In September, the average high-temperature marginally drops, from a fresh 12.8°C (55°F) in August, to a chilly 9.6°C (49.3°F). Weather in September »

Weather in October

October, like September, is another chilly autumn month in Alftanes, Iceland, with average temperature ranging between max 6.2°C (43.2°F) and min 3.2°C (37.8°F). In October, the average high-temperature marginally drops, from a chilly 9.6°C (49.3°F) in September, to a still frosty 6.2°C (43.2°F). Weather in October »

Weather in November

The last month of the autumn, November, is another cold month in Alftanes, Iceland, with average temperature ranging between max 3.2°C (37.8°F) and min 0.5°C (32.9°F). In Alftanes, the average high-temperature in November slightly decreases, from a frosty 6.2°C (43.2°F) in October, to a wintry 3.2°C (37.8°F). Weather in November »

Weather in December

December, the first month of the winter, in Alftanes, is also a wintry month, with average temperature ranging between max 1.3°C (34.3°F) and min -2.4°C (27.7°F). With an average high-temperature of 1.3°C (34.3°F) and an average low-temperature of -2.4°C (27.7°F), December is the coldest month. Weather in December »
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FAQ

What are the most humid months in Alftanes?

Months with the highest humidity are January, February and September, with an average relative humidity of 82%.

How many days does it rain in Alftanes?

Throughout the year, in Alftanes, there are 166.2 rainfall days, and 416mm (16.38") of precipitation is accumulated.

What is the rainiest month in Alftanes?

January is the month with the most rainfall in Alftanes, Iceland. Rain falls for 12.8 days and accumulates 47mm (1.85") of precipitation.

When does it snow in Alftanes?

Months with snowfall in Alftanes, Iceland, are January through May, October through December.

How many days does it snow in Alftanes?

Throughout the year, in Alftanes, there are 41.1 snowfall days, and 309mm (12.17") of snow is accumulated.

What is the month with the least sunshine in Alftanes?

The month with the least sunshine is January, with an average of 2.4h of sunshine.

What is the month with the lowest UV index in Alftanes?

January, February and November, with an average maximum UV index of 1, are months with the lowest UV index in Alftanes, Iceland.

What is the snowiest month in Alftanes?

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

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

With an average sea temperature of 4.3°C (39.7°F), March is the month with the coldest seawater in Alftanes, Iceland.

What is the least humid month in Alftanes?

May is the least humid month in Alftanes, Iceland, with an average relative humidity of 75%.

What is the driest month in Alftanes?

Months with the least rainfall in Alftanes, Iceland, are June and July Rain falls for 15.4 days and accumulates 25mm (0.98") of rain.

When it does not snow in Alftanes?

In Alftanes snow does not fall in June through September.

When are the longest days in Alftanes?

The month with the longest days in Alftanes, Iceland, is June, with an average of 20.8h of daylight.

What is the warmest month in Alftanes?

July is the warmest month in Alftanes, with an average high-temperature of 13.5°C (56.3°F) and an average low-temperature of 9.1°C (48.4°F).

When is the sea warmest in Alftanes?

July and August, with an average sea temperature of 11.3°C (52.3°F), are months with the warmest seawater.

What is the month with the highest UV index in Alftanes?

The month with the highest UV index is July, with an average maximum UV index of 4.

What month has the most sunshine in Alftanes?

August has the most sunshine of the year, with an average of 7.4h of sunshine.

What is the coldest month in Alftanes?

December is the coldest month in Alftanes, Iceland, with an average high-temperature of 1.3°C (34.3°F) and an average low-temperature of -2.4°C (27.7°F).

What is the month with the shortest days in Alftanes?

With an average of 4.4h of daylight, December has the shortest days of the year in Alftanes.

Average pressure
Alftanes, Iceland

Average pressure - Alftanes, Iceland

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
Alftanes, Iceland

Average wind speed - Alftanes, Iceland

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
Alftanes, Iceland

Average humidity - Alftanes, Iceland

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
Alftanes, Iceland

Average rainfall - Alftanes, Iceland

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
Alftanes, Iceland

Average rainfall days - Alftanes, Iceland

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
Alftanes, Iceland

Average snowfall - Alftanes, Iceland

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

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Average snowfall days
Alftanes, Iceland

Average snowfall days - Alftanes, Iceland

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

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Average sea temperature
Alftanes, Iceland

Average sea temperature - Alftanes, Iceland

The best months for swimming (with the highest average sea temperature) are July and August (11.3°C).
The coldest month (with the lowest average sea temperature) is March (4.3°C).

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Average daylight / Average sunshine
Alftanes, Iceland

Average daylight / Average sunshine - Alftanes, Iceland

The month with the longest days is June (Average daylight: 20.8h).
The month with the shortest days is December (Average daylight: 4.4h).

The month with the most sunshine is August (Average sunshine: 7.4h).
The month with the least sunshine is January (Average sunshine: 2.4h).

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Average sunshine days
Alftanes, Iceland

Average sunshine days - Alftanes, Iceland

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 visibility
Alftanes, Iceland

Average visibility - Alftanes, Iceland

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

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