Climate and monthly weather forecast
Nellim, Finland

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The climate of Nellim

Nellim, Finland, lies within a Subarctic climate, as classified by the Köppen climate classification Dfc zone. This group is characterized by severe winters, a lack of dry season, and cool summers. Its geographical placement results in a unique array of weather conditions experienced throughout the year.

Weather trends in Nellim display marked fluctuations across disparate parameters. Average high temperatures, for instance, range from a chilly -8.5°C (16.7°F) in January to a modest 17.3°C (63.1°F) in July. Low temperatures diurnally too show significant shifts, plummeting to a bone-chilling -14°C (6.8°F) in January while slightly rising to 10.3°C (50.5°F) in July.

Humidity is generally on the higher end, with percentages typically sticking between 80 and 94%. Rainfall offers another interesting parameter, with the region experiencing an average annual high of 48mm (1.89") in June and July, though these are the months with the highest the number of rainy days as well. Conversely, there's a lower rainfall of 21mm (0.83") in February which is the driest month alongside a lower number of rainy days at 1.9.

Nellim also receives a striking amount of snowfall, especially from December through March where an average more than 140mm (5.51") of snow lingers. The highest snowfall is in December with an average of 166mm (6.54"). Conversely, during June, July, and August, snowfall does not make an appearance.

The best time to visit Nellim

The best time for tourists to visit Nellim would be during the summer months of June, July, and August where temperatures rise to a welcome 13.1°C (55.6°F) - 17.3°C (63.1°F) range. These months experience extended periods of daylight, which can go up to 24 hours in June, making them ideal for outdoor activities. Weather conditions during summer are at their mildest, rainfall is at its peak which leads to lush, verdant landscapes, while the absence of snowfall during these months makes travel less difficult.

The worst time to visit Nellim

The harsh winter months of December, January, and February might be challenging for visitors, with the high dropping to freezing point and going as low as -8.5°C (16.7°F). These months are characterized by heavy snowfall, with as high as 166mm (6.54") in December, making them less than ideal for travel. The daylight hours reduce twofold, diminishing to as low as 0 hours in December, while the relative humidity levels peak at 94% during January.

Spring weather in Nellim

March, April, and May in Nellim herald the arrival of spring which sees an increase in temperature with averages ranging between -4.3°C (24.3°F) to 7°C (44.6°F). March sees significant snowfall but it tapers off by May. April marks the transition from heavy snowfall to rainfall, where precipitation measures up to 26mm (1.02"). The daylight hours start increasing, climbing to an average of 21.5 hours by May.

Summer weather in Nellim

June, July, and August comprise the summer months in Nellim, the days lengthen and temperatures rise to a comfortable range of 13.1°C (55.6°F) to a high of 17.3°C (63.1°F). Notably, July sees the highest temperature, with the lowest temperatures averaging around 10.3°C (50.5°F). These months experience the most amount of rainfall, however, at an average of 48mm (1.89").

Autumn weather in Nellim

Autumn in Nellim rolls in by September and lasts till November, temperatures drop to single digits. September still maintains a 10.3°C (50.5°F) average high, but this dips to 2.2°C (36°F) by November. Rainfall sees a decrease as well, falling from 34mm (1.34") in September to 26mm (1.02") in November. Snowfall makes its comeback in September and by November increases to 133mm (5.24") on average.

Winter weather in Nellim

December through February are the winter months in Nellim. These months experience low temperatures that range between -5.3°C (22.5°F) to -8.5°C (16.7°F) and heavy snowfall, with December witnessing a whopping 166mm (6.54"). Daylight drastically shortens, reaching complete darkness in December. Relative humidity stays consistent, hovering around 92% to 94%. Despite the severe conditions, these are the months that offer a chance to experience the mesmerizing natural phenomenon of the Northern Lights.

Weather in January

January, the first month of the year for Nellim, Finland features harsh winter characteristics. A notable drop in sunshine hours dominates the weather with just 0.9 hours of sunshine on average, bringing long, dark days. A thick snow blanket is formed as snowfall outstrips rainfall in volume. Weather in January »

Weather in February

Compared to January, February's weather in Nellim presents slight changes, yet remains well within the grip of winter. Temperatures show a slight increase, but still stay firmly below the freezing point. Striking natural phenomena such as snow and frost stay prevalent, creating unique picturesque sceneries. Weather in February »

Weather in March

The snow-covered landscapes of March are familiar sightings in Nellim. As the winter gradually releases its grip, the rise in temperature becomes a little more noticeable, albeit still remaining below freezing. Despite the lingering wintertime conditions, daylight hours start to extend significantly, which is a welcoming sign of the approaching spring. Weather in March »

Weather in April

The weather in Nellim during April represents a transition phase from winter toward spring, with a significant drop in snowfall down to an average of 131mm (5.16"). Temperatures continue their upward incline with the days growing longer and ushering in more sunlight. Weather in April »

Weather in May

May brings further noticeable changes in Nellim's weather conditions as the spring fully takes hold. Natural landscapes shift towards greenery as snowfall is substantially reduced. The average length of the day is further extended with more sunlight illuminating the surroundings. Weather in May »

Weather in June

June sees the start of The summer in Nellim with an accompanying rise in temperature and sunshine hours. The weather allows for outdoor activities to be enjoyed without the hindrance of snowy conditions as snowfall reduces to a near insignificant 17mm (0.67"). Weather in June »

Weather in July

July marks the height of summer in Nellim, bringing higher temperatures and greater rainfall. The landscape is lush and green, under a sky frequently filled with billowing clouds. The absence of snowfall contrasts sharply with the snow-covered landscapes of the previous winter months. Weather in July »

Weather in August

In August, Nellim's weather begins to transition from summer to autumn. The density of the greenery starts to reduce, slowly revealing the magnificent autumn hues. Sky conditions often display a mix of sunny and cloudy weather, creating beautiful sunsets. Weather in August »

Weather in September

Nellim's September weather carries strong characteristics of autumn, with a further dip in temperature. The vibrancy of the city's natural surroundings is enhanced by the beautiful autumn colours. The weather patterns gradually change with shorter daylight hours, reduced rainfall, and the return of snowfall. Weather in September »

Weather in October

October brings a distinct chill to Nellim's air, symbolising the onset of winter but remains a vibrant month with autumn foliages still in view. The weather often features shifting patterns of clouds and sun with a marked reduction in daylight hours. Weather in October »

Weather in November

Nellim's November weather is typically winter-like with shorter daylight hours and a sharp drop in average temperatures. Beautiful winter scenery paints the city white as snowfall increases significantly. The number of rain showers declines and gets replaced more frequently by snowstorms, contributing to a heavy accumulation of snow. Weather in November »

Weather in December

December brings unambiguous winter weather to Nellim. Long nights dominate the season with extended periods of darkness and minimal daylight hours. The reduced daylight further lowers temperatures, making December amongst the coldest months of the year. Weather in December »
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Frequently asked questions

What time of the year is the coldest in Nellim?

January, noted for its average high-temperature of -8.5°C (16.7°F) and an average low-temperature of -14°C (6.8°F), is considered the coldest month in Nellim, Finland.

What is the most humid month in Nellim?

With an average relative humidity of 94%, January is the most humid month in Nellim.

How many days does it rain in Nellim?

Throughout the year, in Nellim, there are 115.3 rainfall days, and 395mm (15.55") of precipitation is accumulated.

When does it snow in Nellim?

January through June, September through December are months with snowfall.

What is the snowiest month in Nellim?

January is the month with the most snowfall. Snow falls for 18.6 days and accumulates 166mm (6.54") of snow.

How many days does it snow in Nellim?

Throughout the year, there are 130.8 snowfall days, and 1094mm (43.07") of snow is accumulated.

What are the months with the lowest UV index in Nellim?

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 Nellim?

The month with the least rainfall is February, when the rain falls for 1.9 days and typically collects 21mm (0.83") of precipitation.

What is the least humid month in Nellim?

The least humid month in Nellim, Finland, is June, with an average relative humidity of 67%.

What is the rainiest month in Nellim?

The months with the most rainfall in Nellim, Finland, are June and July, with an average 48mm (1.89") of precipitation.

What is the month with the shortest days in Nellim?

With an average of 0h and 0min of daylight, June has the shortest days of the year.

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

June and July, with an average maximum UV index of 4, are months with the highest UV index.

What are the warmest months in Nellim?

In Nellim, July is the month with the highest recorded average temperatures, measuring a high of 17.3°C (63.1°F) and a low of 10.3°C (50.5°F).

When it does not snow in Nellim?

In Nellim, snow does not fall in July and August.

When are the longest days in Nellim?

With an average of 17h and 42min of daylight, August has the longest days of the year.

What month has the most sunshine in Nellim?

With an average of 7.9h of sunshine, August has the most sunshine of the year in Nellim, Finland.

When is Daylight Saving Time (DST) in Nellim?

On Sunday, 27. October 2024, at 04:00, Daylight Saving Time ends, and the time zone changes from EEST to EET. The next Daylight Saving Time starts on Sunday, 30. March 2025, at 03:00, and the time zone reverts from EET to EEST.

What is the month with the least sunshine in Nellim?

December has the least sunshine of the year in Nellim, Finland, with an average of 0.3h of sunshine.

Average temperature
Nellim, Finland

Average temperature - Nellim, Finland

The warmest month (with the highest average high temperature) is July (17.3°C).
The month with the lowest average high temperature is January (-8.5°C).

The month with the highest average low temperature is July (10.3°C).
The coldest month (with the lowest average low temperature) is January (-14°C).

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Average pressure
Nellim, Finland

Average pressure - Nellim, Finland

The month with the highest atmospheric pressure is May (1014.6mbar).
The month with the lowest atmospheric pressure is December (1004.2mbar).

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Average wind speed
Nellim, Finland

Average wind speed - Nellim, Finland

The windiest month (with the highest average wind speed) is March (16.2km/h).
The calmest month (with the lowest average wind speed) is August (12.6km/h).

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Average rainfall
Nellim, Finland

Average rainfall - Nellim, Finland

The wettest months (with the highest rainfall) are June and July (48mm).
The driest month (with the least rainfall) is February (21mm).

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Average rainfall days
Nellim, Finland

Average rainfall days - Nellim, Finland

The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is February (1.9 days).

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Average snowfall
Nellim, Finland

Average snowfall - Nellim, Finland

The month with the highest snowfall is January (166mm).
The months with the least snowfall are July and August (0mm).

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Average snowfall days
Nellim, Finland

Average snowfall days - Nellim, Finland

The month with the highest number of snowfall days is December (20.2 days).
The month with the least snowfall days is July (0 days).

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Average daylight / Average sunshine
Nellim, Finland

Average daylight / Average sunshine - Nellim, Finland

The month with the longest days is August (Average daylight: 17h and 42min).
The month with the shortest days is June (Average daylight: 0h and 0min).

The month with the most sunshine is August (Average sunshine: 7h and 54min).
The month with the least sunshine is December (Average sunshine: 0h and 18min).

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Average sunshine days
Nellim, Finland

Average sunshine days - Nellim, Finland

The month with the most sunshine days is January (13.8 days).
The month with the least sunshine days is April (8.1 days).

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Average UV index
Nellim, Finland

Average UV index - Nellim, Finland

The months with the highest UV index are June and 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
Nellim, Finland

Average visibility - Nellim, Finland

The month with the highest visibility is June (10km).
The months with the lowest visibility are January, February, April and December (7km).

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Nellim, Finland

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