April weather forecast
Käpylä, Finland

April

Weather in April

April is a frosty spring month in Käpylä, Finland, with an average temperature ranging between max 6°C (42.8°F) and min 1.3°C (34.3°F).

Temperature

Käpylä's transition into April is marked by a rise in the average high-temperature, advancing from a cold 0.7°C (33.3°F) in March to a frosty 6°C (42.8°F). In April, a low-temperature average of 1.3°C (34.3°F) is characteristic of Käpylä, marking a minor shift from daytime temperatures.

Humidity

In Käpylä, the average relative humidity in April is 80%.

Rainfall

April is the month with the least rainfall in Käpylä. Rain falls for 11.9 days and accumulates 27mm (1.06") of precipitation.

Snowfall

January through May, October through December are months with snowfall. In Käpylä, Finland, during April, snow falls for 5.4 days and regularly aggregates up to 46mm (1.81") of snow. In Käpylä, during the entire year, snow falls for 84.6 days and aggregates up to 688mm (27.09") of snow.

Daylight

In Käpylä, Finland, the average length of the day in April is 14h and 38min.
On the first day of April in Käpylä, Finland, sunrise is at 06:43 and sunset at 20:04. On the last day of the month, sunrise is at 05:17 and sunset at 21:17 EEST.

Sunshine

In April, the average sunshine in Käpylä is 7.2h.

UV index

The average daily maximum UV index in April is 3. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the average person.
Note: In April, a daily UV index of 3 turns into the following recommendations:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Boost your sun resistance with garments that are densely woven yet spacious. Take note! UV radiation from the Sun can double in intensity due to snow reflection.

Frequently asked questions

Is it cold in Käpylä during April?
During April, Käpylä experiences an average high-temperature of 6°C (42.8°F) and a low-temperature of 1.3°C (34.3°F).
What is the average humidity in April in Käpylä?
In April, the average relative humidity in Käpylä is 80%.
What is the driest month in Käpylä?
The month with the least rainfall in Käpylä is April, when the rain falls for 11.9 days and typically collects 27mm (1.06") of precipitation.
How many days does it rain in April in Käpylä?
In April, the rain falls for 11.9 days. Throughout April, 27mm (1.06") of precipitation is accumulated.
How much does it snow in Käpylä in April?
In Käpylä, Finland, in April, during 5.4 snowfall days, 46mm (1.81") of snow is typically accumulated.
What is the average length of the day in April in Käpylä?
In April, the average day length is 14h and 38min.
When are sunrise and sunset in April in Käpylä?
On the first day of April, sunrise is at 06:43 and sunset at 20:04. On the last day of the month, sunrise is at 05:17 and sunset at 21:17 EEST.
How long on average sun shines in April in Käpylä?
The average sunshine duration in April is 7.2h.
How high is the UV index in April in Käpylä?
The average daily maximum UV index in April in Käpylä is 3. A UV Index of 3 to 5 symbolizes a medium health risk from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in April
Käpylä, Finland
  • Average high temperature in April: 6°C

The warmest month (with the highest average high temperature) is July (20.4°C).
The month with the lowest average high temperature is January (-2.2°C).

  • Average low temperature in April: 1.3°C

The month with the highest average low temperature is July (14.5°C).
The coldest months (with the lowest average low temperature) are January and February (-5.5°C).

Average pressure in April
Käpylä, Finland
  • Average pressure in April: 1013.6mbar

The month with the highest atmospheric pressure is May (1014.9mbar).
The month with the lowest atmospheric pressure is December (1008.6mbar).

Average wind speed in April
Käpylä, Finland
  • Average wind speed in April: 14.4km/h

The windiest month (with the highest average wind speed) is December (21.1km/h).
The calmest month (with the lowest average wind speed) is May (13.7km/h).

Average humidity in April
Käpylä, Finland
  • Average humidity in April: 80%

The month with the highest relative humidity is February (91%).
The month with the lowest relative humidity is May (72%).

Average rainfall in April
Käpylä, Finland
  • Average rainfall in April: 27mm

The wettest month (with the highest rainfall) is July (51mm).
The driest month (with the least rainfall) is April (27mm).

Average rainfall days in April
Käpylä, Finland
  • Average rainfall days in April: 11.9 days

The month with the highest number of rainy days is July (16.6 days).
The month with the least rainy days is February (6.4 days).

Average snowfall in April
Käpylä, Finland
  • Average snowfall in April: 46mm

The month with the highest snowfall is January (159mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in April
Käpylä, Finland
  • Average snowfall days in April: 5.4 days

The month with the highest number of snowfall days is January (18.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in April /
Average sunshine in April
Käpylä, Finland
  • Average daylight in April: 14h and 4min

The month with the longest days is June (Average daylight: 18h and 48min).
The month with the shortest days is December (Average daylight: 6h and 0min).

  • Average sunshine in April: 7h and 1min

The month with the most sunshine is June (Average sunshine: 12h and 30min).
The month with the least sunshine is December (Average sunshine: 1h and 42min).

Average sunshine days in April
Käpylä, Finland
  • Average sunshine days in April: 12.5 days

The month with the most sunshine days is May (17 days).
The month with the least sunshine days is December (5.6 days).

Average UV index in April
Käpylä, Finland
  • Average UV index in April: 3

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

Average cloud cover in April
Käpylä, Finland
  • Average cloud cover in April: 52

The month with the most cloud cover is December (Cloud cover 75).
The months with the least cloud cover are July and August (Cloud cover 36).

Average visibility in April
Käpylä, Finland
  • Average visibility in April: 9km

The months with the highest visibility are June, July, August and September (10km).
The months with the lowest visibility are January, February, March and December (8km).

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