April weather forecast
Sammatti, Finland

April

Weather in April

April is a frosty spring month in Sammatti, Finland, with an average temperature fluctuating between 7.7°C (45.9°F) and 0.5°C (32.9°F).

Temperature

Sammatti sees an increase in average high-temperatures during April, moving from a cold 0.8°C (33.4°F) in March to a frosty 7.7°C (45.9°F). In the month of April, Sammatti's average low-temperature falls to a cold 0.5°C (32.9°F).

Humidity

The average relative humidity in April is 78%.

Rainfall

April is the month with the least rainfall. Rain falls for 10.1 days and accumulates 14mm (0.55") of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In Sammatti, in April, during 4.4 snowfall days, 35mm (1.38") of snow is typically accumulated. Throughout the year, there are 71 snowfall days, and 408mm (16.06") of snow is accumulated.

Daylight

The average length of the day in April is 14h and 39min.
On the first day of the month, sunrise is at 06:47 and sunset at 20:09. On the last day of April, sunrise is at 05:21 and sunset at 21:22 EEST.

Sunshine

The average sunshine in April is 6.8h.

UV index

In Sammatti, the average daily maximum UV index in April is 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The UV index of 3 during April leads to these advisories:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.

Frequently asked questions

What is the average April temperature?
In April, in Sammatti, the average high-temperature is 7.7°C (45.9°F), and the average low-temperature is 0.5°C (32.9°F).
What is the average humidity in April?
The average relative humidity in April is 78%.
What is the driest month?
April is the month with the least rainfall. Rain falls for 10.1 days and accumulates 14mm (0.55") of precipitation.
How many days does it rain in April?
In Sammatti, in April, during 10.1 rainfall days, 14mm (0.55") of precipitation is typically accumulated.
How much does it snow in April?
In April, it is snowing for 4.4 days. Throughout April, 35mm (1.38") of snow is accumulated.
How many hours of daylight does Sammatti have in April?
The average day length in April is 14h and 39min.
When is the sunrise / sunset in April?
On the first day of April, sunrise is at 06:47 and sunset at 20:09. On the last day of the month, sunrise is at 05:21 and sunset at 21:22 EEST.
How many hours of sunshine does Sammatti have in April?
In April, the average sunshine duration is 6.8h.
What is the UV index reading in April?
The average daily maximum UV index in April in Sammatti, Finland, is 3. A UV Index reading of 3 to 5 represents a moderate health threat from exposure to the Sun's UV radiation.
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
Sammatti, Finland
  • Average high temperature in April: 7.7°C

The warmest month (with the highest average high temperature) is July (21.2°C).
The month with the lowest average high temperature is January (-3.2°C).

  • Average low temperature in April: 0.5°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 (-7.3°C).

Average pressure in April
Sammatti, 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 (1008.1mbar).

Average wind speed in April
Sammatti, Finland
  • Average wind speed in April: 12.6km/h

The windiest month (with the highest average wind speed) is December (15.2km/h).
The calmest month (with the lowest average wind speed) is August (11km/h).

Average humidity in April
Sammatti, Finland
  • Average humidity in April: 78%

The months with the highest relative humidity are January and February (93%).
The month with the lowest relative humidity is May (70%).

Average rainfall in April
Sammatti, Finland
  • Average rainfall in April: 14mm

The wettest month (with the highest rainfall) is July (35mm).
The driest month (with the least rainfall) is April (14mm).

Average rainfall days in April
Sammatti, Finland
  • Average rainfall days in April: 10.1 days

The month with the highest number of rainy days is July (15.9 days).
The month with the least rainy days is February (3.3 days).

Average snowfall in April
Sammatti, Finland
  • Average snowfall in April: 35mm

The month with the highest snowfall is December (91mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in April
Sammatti, Finland
  • Average snowfall days in April: 4.4 days

The month with the highest number of snowfall days is December (15.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in April /
Average sunshine in April
Sammatti, 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: 5h and 54min).

  • Average sunshine in April: 6h and 5min

The month with the most sunshine is June (Average sunshine: 11h and 42min).
The month with the least sunshine is December (Average sunshine: 1h and 48min).

Average sunshine days in April
Sammatti, Finland
  • Average sunshine days in April: 15.3 days

The month with the most sunshine days is May (16.8 days).
The month with the least sunshine days is December (10.4 days).

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

The months with the highest UV index are June and 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
Sammatti, Finland
  • Average cloud cover in April: 55

The months with the most cloud cover are February and December (Cloud cover 74).
The month with the least cloud cover is August (Cloud cover 38).

Average visibility in April
Sammatti, Finland
  • Average visibility in April: 8km

The months with the highest visibility are May, June, July, August and September (9km).
The months with the lowest visibility are January, February and March (7km).

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