April weather forecast
Keminmaa, Finland

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Weather in April

Throughout April, Keminmaa transforms as the weather starts leaning towards spring's mild conditions, offering residents a break after the long cold winters. In significant contrast to March's predominating snowfall, April sees considerably less, indicating the end of the snowy season as rainfall begins to dominate. While April can't quite match the warmth or sunshine found in May, it is noticeably drier. Daylight hours increase significantly from March, bringing more light and warmth into the city.

Temperature

April's arrival in Keminmaa is noted with a slight increase in the average high-temperature, moving from a subzero cold -2.1°C (28.2°F) in March to a wintry 1.9°C (35.4°F). Throughout April nights, Keminmaa records a consistent low-temperature averaging a freezing cold -2.5°C (27.5°F).

Humidity

In Keminmaa, the average relative humidity in April is 92%.

Rainfall

April is the month with the least rainfall in Keminmaa. Rain falls for 10.8 days and accumulates 28mm (1.1") of precipitation.

Snowfall

January through June, October through December are months with snowfall. In April, in Keminmaa, Finland, it is snowing for 10 days. Throughout April, 82mm (3.23") of snow is accumulated. Throughout the year, in Keminmaa, there are 98.7 snowfall days, and 1035mm (40.75") of snow is accumulated.

Sea temperature

In Keminmaa, the average seawater temperature in April is -0.1°C (31.8°F).
Note: Within swimming, this is perceived as extraordinarily cold, dangerous, and potentially lethal. If not properly protected by insulated waterproof attire, hypothermia ensues quickly.

Daylight

In April, the average length of the day in Keminmaa is 15h and 24min.
On the first day of April in Keminmaa, sunrise is at 06:33 and sunset at 20:17. On the last day of the month, sunrise is at 04:41 and sunset at 21:56 EEST.

Sunshine

In April, the average sunshine is 5.5h.

UV index

In April, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for average individuals.
Note: The maximum daily UV index of 2 in April converts into the following recommendations:
Although the majority can endure up to an hour in the sun without burns, children always require sun protection. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.

Frequently asked questions

How cold is April in Keminmaa?

During April, Keminmaa experiences an average high-temperature of 1.9°C (35.4°F) and a low-temperature of -2.5°C (27.5°F).

What is the average humidity in April in Keminmaa?

In April, the average relative humidity in Keminmaa is 92%.

What is the driest month in Keminmaa?

April is the month with the least rainfall. Rain falls for 10.8 days and accumulates 28mm (1.1") of precipitation.

How much does it rain in Keminmaa in April?

In Keminmaa, in April, it is raining for 10.8 days, with typically 28mm (1.1") of accumulated precipitation.

How many days does it snow in April in Keminmaa?

In Keminmaa, Finland, during April, snow falls for 10 days and regularly aggregates up to 82mm (3.23") of snow.

What is the sea temperature in April in Keminmaa?

In April, the average sea temperature in Keminmaa, Finland, is -0.1°C (31.8°F). For swimming, this is considered very dangerous and immediately life-threatening. Total loss of breathing control instantly occurs, and clear thinking becomes almost impossible. A specialized swimsuit is obligatory to minimize thermal loss.

How many hours of daylight does Keminmaa have in April?

The average day length in April in Keminmaa is 15h and 24min.

When are sunrise and sunset in April in Keminmaa?

On the first day of April, sunrise is at 06:33 and sunset at 20:17. On the last day of the month, sunrise is at 04:41 and sunset at 21:56 EEST.

How long on average sun shines in April in Keminmaa?

In April, the average sunshine duration is 5.5h.

What is the UV index intensity in April in Keminmaa?

In April, the average daily maximum UV index in Keminmaa is 2. A UV Index value of 2, and less, symbolizes a low health risk from unsafe 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 April
Keminmaa, Finland

Average temperature in April - Keminmaa, Finland
  • Average high temperature in April: 1.9°C

The warmest month (with the highest average high temperature) is July (17.8°C).
The month with the lowest average high temperature is January (-6.3°C).

  • Average low temperature in April: -2.5°C

The month with the highest average low temperature is July (12.6°C).
The coldest month (with the lowest average low temperature) is January (-10.7°C).

Average pressure in April
Keminmaa, Finland

Average pressure in April - Keminmaa, Finland
  • Average pressure in April: 1011.4mbar

The month with the highest atmospheric pressure is May (1013.9mbar).
The month with the lowest atmospheric pressure is December (1004.9mbar).

Average wind speed in April
Keminmaa, Finland

Average wind speed in April - Keminmaa, Finland
  • Average wind speed in April: 12.4km/h

The windiest month (with the highest average wind speed) is November (17.7km/h).
The calmest month (with the lowest average wind speed) is April (12.4km/h).

Average humidity in April
Keminmaa, Finland

Average humidity in April - Keminmaa, Finland
  • Average humidity in April: 92%

The months with the highest relative humidity are January and February (94%).
The month with the lowest relative humidity is June (71%).

Average rainfall in April
Keminmaa, Finland

Average rainfall in April - Keminmaa, Finland
  • Average rainfall in April: 28mm

The wettest month (with the highest rainfall) is August (53mm).
The driest month (with the least rainfall) is April (28mm).

Average rainfall days in April
Keminmaa, Finland

Average rainfall days in April - Keminmaa, Finland
  • Average rainfall days in April: 10.8 days

The month with the highest number of rainy days is July (16 days).
The month with the least rainy days is February (3.3 days).

Average snowfall in April
Keminmaa, Finland

Average snowfall in April - Keminmaa, Finland
  • Average snowfall in April: 82mm

The month with the highest snowfall is March (228mm).
The months with the least snowfall are July, August and September (0mm).

Average snowfall days in April
Keminmaa, Finland

Average snowfall days in April - Keminmaa, Finland
  • Average snowfall days in April: 10 days

The month with the highest number of snowfall days is January (18.8 days).
The months with the least snowfall days are July, August and September (0 days).

Average sea temperature in April
Keminmaa, Finland

Average sea temperature in April - Keminmaa, Finland
  • Average sea temperature in April: -0.1°C

The best month for swimming (with the highest average sea temperature) is July (16.8°C).
The coldest months (with the lowest average sea temperature) are January and February (-0.7°C).

Average daylight in April /
Average sunshine in April
Keminmaa, Finland

Average daylight in April / Average sunshine in April - Keminmaa, Finland
  • Average daylight in April: 15h and 2min

The month with the longest days is July (Average daylight: 20h and 42min).
The month with the shortest days is December (Average daylight: 3h and 18min).

  • Average sunshine in April: 5h and 3min

The month with the most sunshine is July (Average sunshine: 12h and 18min).
The month with the least sunshine is December (Average sunshine: 1h and 6min).

Average sunshine days in April
Keminmaa, Finland

Average sunshine days in April - Keminmaa, Finland
  • Average sunshine days in April: 11 days

The month with the most sunshine days is October (13.9 days).
The month with the least sunshine days is December (9.9 days).

Average UV index in April
Keminmaa, Finland

Average UV index in April - Keminmaa, Finland
  • Average UV index in April: 2

The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, March, October and December (UV index 1).

Average cloud cover in April
Keminmaa, Finland

Average cloud cover in April - Keminmaa, Finland
  • Average cloud cover in April: 65

The month with the most cloud cover is January (Cloud cover 73).
The month with the least cloud cover is July (Cloud cover 40).

Average visibility in April
Keminmaa, Finland

Average visibility in April - Keminmaa, Finland
  • Average visibility in April: 7km

The months with the highest visibility are June, July and August (10km).
The months with the lowest visibility are January, February, March and April (7km).

Keminmaa, Finland

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