Contents
- Weather in April
- Frequently asked questions
- Average temperature in April
- Average pressure in April
- Average wind speed in April
- Average humidity in April
- Average rainfall in April
- Average rainfall days in April
- Average snowfall in April
- Average snowfall days in April
- Average daylight in April
- Average sunshine in April
- Average sunshine days in April
- Average UV index in April
- Average cloud cover in April
- Average visibility in April
Weather in April
Temperature
As Niinisalo transitions into April, the average high-temperature is observed to rise from a wintry 0.3°C (32.5°F) in March to a chilly 6.9°C (44.4°F). The average low-temperature during April nights is a subzero cold -0.3°C (31.5°F).Humidity
In Niinisalo, the average relative humidity in April is 80%.Rainfall
April and September are months with the least rain in Niinisalo when the rain falls for 13.4 days and typically aggregates up to 34mm (1.34") of rain.Snowfall
Months with snowfall in Niinisalo are January through May, October through December. In Niinisalo, in April, snow falls for 7.5 days, with typically accumulated 101mm (3.98") of snow. Throughout the year, in Niinisalo, there are 102.4 snowfall days, and 1049mm (41.3") of snow is accumulated.Daylight
In Niinisalo, Finland, the average length of the day in April is 14h and 50min.On the first day of April in Niinisalo, sunrise is at 06:50 and sunset at 20:17. On the last day of the month, sunrise is at 05:18 and sunset at 21:36 EEST.
Sunshine
In Niinisalo, the average sunshine in April is 6.5h.UV index
In April, the average daily maximum UV index 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 daily maximum UV index of 2 in April interprets into the following advice:
Long-term sun exposure is typically not a concern for most. However, those with sensitive skin, infants, and children must always have protection. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Frequently asked questions
How cold does it get in Niinisalo in April?
What is the average humidity in April in Niinisalo?
What is the driest month in Niinisalo?
How much does it rain in Niinisalo in April?
How many days does it snow in April in Niinisalo?
How many hours of daylight does Niinisalo have in April?
What time are sunrise and sunset in April in Niinisalo?
How long on average sun shines in April in Niinisalo?
How high is the UV index in April in Niinisalo?
Average temperature in April
Niinisalo, Finland
- Average high temperature in April: 6.9°C
The warmest month (with the highest average high temperature) is July (21.3°C).
The month with the lowest average high temperature is January (-4.3°C).
- Average low temperature in April: -0.3°C
The month with the highest average low temperature is July (12°C).
The coldest month (with the lowest average low temperature) is January (-8.3°C).
Average pressure in April
Niinisalo, Finland
- Average pressure in April: 1013mbar
The month with the highest atmospheric pressure is May (1014.6mbar).
The month with the lowest atmospheric pressure is December (1006.8mbar).
Average wind speed in April
Niinisalo, Finland
- Average wind speed in April: 11.8km/h
The windiest month (with the highest average wind speed) is December (13.1km/h).
The calmest months (with the lowest average wind speed) are July and August (10.6km/h).
Average humidity in April
Niinisalo, Finland
- Average humidity in April: 80%
The months with the highest relative humidity are January and February (94%).
The month with the lowest relative humidity is May (67%).
Average rainfall in April
Niinisalo, Finland
- Average rainfall in April: 34mm
The wettest month (with the highest rainfall) is July (54mm).
The driest months (with the least rainfall) are April and September (34mm).
Average rainfall days in April
Niinisalo, Finland
- Average rainfall days in April: 13.4 days
The month with the highest number of rainy days is July (17.7 days).
The month with the least rainy days is February (4.7 days).
Average snowfall in April
Niinisalo, Finland
- Average snowfall in April: 101mm
The month with the highest snowfall is December (234mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in April
Niinisalo, Finland
- Average snowfall days in April: 7.5 days
The month with the highest number of snowfall days is January (20.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Niinisalo, Finland
- Average daylight in April: 14h and 5min
The month with the longest days is June (Average daylight: 19h and 30min).
The month with the shortest days is December (Average daylight: 5h and 24min).
- Average sunshine in April: 6h and 3min
The month with the most sunshine is June (Average sunshine: 11h and 42min).
The months with the least sunshine are January and December (Average sunshine: 1h and 48min).
Average sunshine days in April
Niinisalo, Finland
- Average sunshine days in April: 10.6 days
The month with the most sunshine days is May (14.4 days).
The month with the least sunshine days is February (7.1 days).
Average UV index in April
Niinisalo, Finland
- Average UV index in April: 2
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
Niinisalo, Finland
- Average cloud cover in April: 58
The month with the most cloud cover is January (Cloud cover 76).
The months with the least cloud cover are June and July (Cloud cover 44).
Average visibility in April
Niinisalo, Finland
- Average visibility in April: 8km
The months with the highest visibility are May, June, July and August (9km).
The months with the lowest visibility are January and February (6km).
Niinisalo, Finland
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