Climate and monthly weather forecast
Alta, Norway

Weather in January

January, the same as December, in Alta, Norway, is a freezing cold winter month, with an average temperature ranging between max -6.7°C (19.9°F) and min -11.4°C (11.5°F). The coldest months are January and February, with an average high-temperature of -6.7°C (19.9°F). Weather in January »

Weather in February

February, the last month of the winter in Alta, is another freezing cold month, with an average temperature ranging between max -6.7°C (19.9°F) and min -11.9°C (10.6°F). The coldest months are January and February, with an average high-temperature of -6.7°C (19.9°F). Weather in February »

Weather in March

March, the first month of the spring in Alta, is also a subzero cold month, with temperature in the range of an average low of -9.6°C (14.7°F) and an average high of -4°C (24.8°F). In March, the average high-temperature is relatively the same as in February - a still subzero cold -4°C (24.8°F). Weather in March »

Weather in April

April, the same as March, in Alta, Norway, is another subzero cold spring month, with an average temperature varying between -6.3°C (20.7°F) and -0.4°C (31.3°F). In Alta, the average high-temperature in April slightly increases from -4°C (24.8°F) in March to a still freezing cold -0.4°C (31.3°F). Weather in April »

Weather in May

The last month of the spring, May, is a wintry month in Alta, Norway, with temperature in the range of an average high of 4.4°C (39.9°F) and an average low of -0.5°C (31.1°F). In May, the average high-temperature marginally rises from a freezing cold -0.4°C (31.3°F) in April to a cold 4.4°C (39.9°F). Weather in May »

Weather in June

The first month of the summer, June, is a frosty month in Alta, Norway, with temperature in the range of an average low of 4.8°C (40.6°F) and an average high of 9.4°C (48.9°F). In Alta, the average high-temperature in June rises from a cold 4.4°C (39.9°F) in May to a frosty 9.4°C (48.9°F). Weather in June »

Weather in July

July in Alta, Norway, is a mild summer month, with an average temperature fluctuating between 8.7°C (47.7°F) and 14.4°C (57.9°F). The warmest month is July, with an average high-temperature of 14.4°C (57.9°F) and an average low-temperature of 8.7°C (47.7°F). Weather in July »

Weather in August

August, the last month of the summer in Alta, is another cool month, with an average temperature fluctuating between 7.3°C (45.1°F) and 12.9°C (55.2°F). In August, the average high-temperature is practically the same as in July - a cool 12.9°C (55.2°F). Weather in August »

Weather in September

The first month of the autumn, September, is still a chilly month in Alta, Norway, with an average temperature varying between 9.2°C (48.6°F) and 4.5°C (40.1°F). In Alta, the average high-temperature in September marginally drops from a cool 12.9°C (55.2°F) in August to a chilly 9.2°C (48.6°F). Weather in September »

Weather in October

October, the same as September, is another cold autumn month in Alta, Norway, with an average temperature ranging between max 2.1°C (35.8°F) and min -0.9°C (30.4°F). In Alta, Norway, the average high-temperature in October decreases from a frosty 9.2°C (48.6°F) in September to a cold 2.1°C (35.8°F). Weather in October »

Weather in November

The last month of the autumn, November, is also a subzero cold month in Alta, Norway, with an average temperature ranging between min -5.4°C (22.3°F) and max -1.7°C (28.9°F). In Alta, Norway, the average high-temperature in November slightly decreases from a wintry 2.1°C (35.8°F) in October to a freezing cold -1.7°C (28.9°F). Weather in November »

Weather in December

December, the first month of the winter in Alta, is also a subzero cold month, with an average temperature fluctuating between -4.1°C (24.6°F) and -8.2°C (17.2°F). In Alta, the average high-temperature in December is almost the same as in November - a still freezing cold -4.1°C (24.6°F). Weather in December »
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FAQ

What is the coldest month in Alta?

January and February, with an average high-temperature of -6.7°C (19.9°F), are the coldest months in Alta.

How much does it rain in Alta?

In Alta, during the entire year, the rain falls for 113.3 days and collects up to 318mm (12.52") of precipitation.

When does it snow in Alta?

January through June, September through December are months with snowfall in Alta, Norway.

How much does it snow in Alta?

Throughout the year, in Alta, Norway, there are 90.6 snowfall days, and 728mm (28.66") of snow is accumulated.

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

The months with the lowest UV index are January through April, October through December, with an average maximum UV index of 1.

What is the driest month in Alta?

The month with the least rainfall is February, when the rain falls for 4.3 days and typically collects 16mm (0.63") of precipitation.

What are the months with the coldest sea water in Alta?

The months with the coldest seawater are February through April, with an average sea temperature of 4°C (39.2°F).

What is the snowiest month in Alta?

March is the month with the most snowfall in Alta. Snow falls for 14.6 days and accumulates 137mm (5.39") of snow.

When is Daylight Saving Time (DST) in Alta?

On Sunday, 26. March 2023, at 02:00, Daylight Saving Time starts, and the time zone changes from CET to CEST. Daylight Saving Time ends on Sunday, 29. October 2023, at 03:00, and the time zone reverts from CEST to CET.

What is the most humid month in Alta?

With an average relative humidity of 89%, April is the most humid month.

What are the least humid months in Alta?

The months with the lowest humidity are June and July, with an average relative humidity of 75%.

What is the month with the shortest days in Alta?

June and December, with an average of 0h and 0min of daylight, are months with the shortest days in Alta.

What is the warmest month in Alta?

July is the warmest month in Alta, Norway, with an average high-temperature of 14.4°C (57.9°F) and an average low-temperature of 8.7°C (47.7°F).

What is the wettest month in Alta?

The month with the most rainfall is July, when the rain falls for 16.8 days and typically aggregates up to 44mm (1.73") of precipitation.

When it does not snow in Alta?

In Alta, Norway, snow does not fall in July and August.

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

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

When is the sea warmest in Alta?

The month with the warmest seawater in Alta is August, with an average sea temperature of 10°C (50°F).

When are the longest days in Alta?

The month with the longest days in Alta, Norway, is August, with an average of 18h and 10min of daylight.

What month has the most sunshine in Alta?

With an average of 8.6h of sunshine, August has the most sunshine of the year.

What is the month with the least sunshine in Alta?

With an average of 0.4h of sunshine, December has the least sunshine of the year in Alta, Norway.

Average temperature
Alta, Norway

Average temperature - Alta, Norway

The warmest month (with the highest average high temperature) is July (14.4°C).
The months with the lowest average high temperature are January and February (-6.7°C).

The month with the highest average low temperature is July (8.7°C).
The coldest month (with the lowest average low temperature) is February (-11.9°C).

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Average pressure
Alta, Norway

Average pressure - Alta, Norway

The month with the highest atmospheric pressure is May (1014.1mbar).
The month with the lowest atmospheric pressure is December (1001.5mbar).

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Average wind speed
Alta, Norway

Average wind speed - Alta, Norway

The windiest month (with the highest average wind speed) is March (17.5km/h).
The calmest month (with the lowest average wind speed) is August (11.8km/h).

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Average humidity
Alta, Norway

Average humidity - Alta, Norway

The month with the highest relative humidity is April (89%).
The months with the lowest relative humidity are June and July (75%).

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Average rainfall
Alta, Norway

Average rainfall - Alta, Norway

The wettest month (with the highest rainfall) is July (44mm).
The driest month (with the least rainfall) is February (16mm).

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Average rainfall days
Alta, Norway

Average rainfall days - Alta, Norway

The month with the highest number of rainy days is June (17.5 days).
The month with the least rainy days is December (3.8 days).

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Average snowfall days
Alta, Norway

Average snowfall days - Alta, Norway

The month with the highest number of snowfall days is March (14.6 days).
The months with the least snowfall days are July and August (0 days).

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Average sea temperature
Alta, Norway

Average sea temperature - Alta, Norway

The best month for swimming (with the highest average sea temperature) is August (10°C).
The coldest months (with the lowest average sea temperature) are February, March and April (4°C).

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Average daylight / Average sunshine
Alta, Norway

Average daylight / Average sunshine - Alta, Norway

The month with the longest days is August (Average daylight: 18h and 10min).
The months with the shortest days are June and December (Average daylight: 0h and 0min).

The month with the most sunshine is August (Average sunshine: 8h and 36min).
The month with the least sunshine is December (Average sunshine: 0h and 24min).

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Average sunshine days
Alta, Norway

Average sunshine days - Alta, Norway

The month with the most sunshine days is January (17.3 days).
The month with the least sunshine days is June (9.1 days).

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Average UV index
Alta, Norway

Average UV index - Alta, Norway

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

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Average visibility
Alta, Norway

Average visibility - Alta, Norway

The months with the highest visibility are June, July, August, September, October, November and December (9km).
The month with the lowest visibility is April (7km).

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