April weather forecast
Vaasa, Finland

Weather in April

April, like March, in Vaasa, Finland, is another cold spring month, with an average temperature ranging between min -2°C (28.4°F) and max 5°C (41°F).

Temperature

In Vaasa, the average high-temperature in April increases from a cold 0°C (32°F) in March to a still wintry 5°C (41°F). In April, in Vaasa, the average low-temperature is -2°C (28.4°F).

Rainfall

In Vaasa, it is raining for 12 days, with typically 26mm (1.02") of accumulated precipitation. In Vaasa, during the entire year, the rain falls for 182 days and collects up to 493mm (19.41") of precipitation.

Sea temperature

In Vaasa, the average seawater temperature in April is 0.7°C (33.3°F).
Note: 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.

Daylight

In April, the average length of the day in Vaasa is 14h and 59min.
On the first day of April in Vaasa, Finland, sunrise is at 06:53 and sunset at 20:21. On the last day of the month, sunrise is at 05:15 and sunset at 21:45 EEST.

Sunshine

In April, the average sunshine in Vaasa is 5h.

UV index

In April, the average daily maximum UV index in Vaasa is 2. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: The average daily UV index of 2 in April transform into the following instructions:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

How much does it rain in Vaasa in April?

In Vaasa, Finland, during April, the rain falls for 12 days and regularly aggregates up to 26mm (1.02") of precipitation.

How cold is the water in April in Vaasa?

In Vaasa, the average seawater temperature in April is 0.7°C (33.3°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.

What is the average length of the day in April in Vaasa?

In April, the average day length in Vaasa is 14h and 59min.

What time are sunrise and sunset in April in Vaasa?

On the first day of April in Vaasa, sunrise is at 06:53 and sunset at 20:21. On the last day of the month, sunrise is at 05:15 and sunset at 21:45 EEST.

How long on average sun shines in April in Vaasa?

In Vaasa, the average sunshine duration in April is 5h.

What is the UV index reading in April in Vaasa?

The average daily maximum UV index in April in Vaasa is 2. A UV Index estimate of 2, and below, represents a low health threat from unprotected exposure to UV radiation.
Average high temperature
Average rainfall days
Average sunshine
Average UV index

Average temperature in April
Vaasa, Finland

Average temperature in April - Vaasa, Finland
  • Average high temperature in April: 5°C

The warmest month (with the highest average high temperature) is July (20°C).
The months with the lowest average high temperature are January and February (-5°C).

  • Average low temperature in April: -2°C

The month with the highest average low temperature is July (11°C).
The coldest months (with the lowest average low temperature) are January and February (-12°C).

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Average rainfall in April
Vaasa, Finland

Average rainfall in April - Vaasa, Finland
  • Average rainfall in April: 26mm

The wettest month (with the highest rainfall) is August (62mm).
The driest month (with the least rainfall) is February (23mm).

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Average rainfall days in April
Vaasa, Finland

Average rainfall days in April - Vaasa, Finland
  • Average rainfall days in April: 12 days

The month with the highest number of rainy days is January (21 days).
The months with the least rainy days are May and June (11 days).

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Average sea temperature in April
Vaasa, Finland

Average sea temperature in April - Vaasa, Finland
  • Average sea temperature in April: 0.7°C

The best month for swimming (with the highest average sea temperature) is August (16.4°C).
The coldest month (with the lowest average sea temperature) is February (-0.3°C).

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

Average daylight in April / Average sunshine in April - Vaasa, Finland
  • Average daylight in April: 14h and 59min

The month with the longest days is June (Average daylight: 20h and 9min).
The month with the shortest days is December (Average daylight: 4h and 54min).

  • Average sunshine in April: 5h

The month with the most sunshine is June (Average sunshine: 9h).
The months with the least sunshine are January and December (Average sunshine: 0h).

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Average UV index in April
Vaasa, Finland

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

The month with the highest UV index is June (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 0).

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