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
April
Weather in April
Temperature
The onset of April marks an increase in the average high-temperature, moving from a cold 0.8°C (33.4°F) in March to a frosty 6.8°C (44.2°F). Throughout April, an average low-temperature of 1.1°C (34°F) is expected.Humidity
In Niipperi, the average relative humidity in April is 79%.Rainfall
In Niipperi, during April, the rain falls for 8.1 days and regularly aggregates up to 17mm (0.67") of precipitation. In Niipperi, during the entire year, the rain falls for 120 days and collects up to 353mm (13.9") of precipitation.Snowfall
January through May, October through December are months with snowfall. In April, it is snowing for 3.1 days. Throughout April, 35mm (1.38") of snow is accumulated. Throughout the year, there are 53.9 snowfall days, and 433mm (17.05") of snow is accumulated.Daylight
In April, the average length of the day is 14h and 38min.On the first day of the month, sunrise is at 06:43 and sunset at 20:05. On the last day of April, sunrise is at 05:18 and sunset at 21:18 EEST.
Sunshine
The average sunshine in April is 7h.UV index
In April, the average daily maximum UV index in Niipperi is 3. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for average individuals.Note: The daily maximum UV index of 3 in April interprets into the following advice:
Undertake precautions - Obligation exists to protect against skin and eye damage. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in April?
What is the average humidity in April?
How many days does it rain in April?
How many days does it snow in April?
How many hours of daylight does Niipperi have in April?
When is the sunrise / sunset in April?
How long on average sun shines in April in Niipperi?
What is the UV index intensity in April in Niipperi?
Average temperature in April
Niipperi, Finland
- Average high temperature in April: 6.8°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 (-2.8°C).
- Average low temperature in April: 1.1°C
The month with the highest average low temperature is July (13.7°C).
The coldest month (with the lowest average low temperature) is January (-6.5°C).
Average pressure in April
Niipperi, Finland
- Average pressure in April: 1013.5mbar
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
Niipperi, Finland
- Average wind speed in April: 12.4km/h
The windiest month (with the highest average wind speed) is December (16.9km/h).
The calmest month (with the lowest average wind speed) is July (11.8km/h).
Average humidity in April
Niipperi, Finland
- Average humidity in April: 79%
The month with the highest relative humidity is February (92%).
The month with the lowest relative humidity is May (69%).
Average rainfall in April
Niipperi, Finland
- Average rainfall in April: 17mm
The wettest month (with the highest rainfall) is October (48mm).
The driest month (with the least rainfall) is May (15mm).
Average rainfall days in April
Niipperi, Finland
- Average rainfall days in April: 8.1 days
The months with the highest number of rainy days are July and August (15.5 days).
The month with the least rainy days is February (3 days).
Average snowfall in April
Niipperi, Finland
- Average snowfall in April: 35mm
The month with the highest snowfall is January (94mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in April
Niipperi, Finland
- Average snowfall days in April: 3.1 days
The month with the highest number of snowfall days is January (11 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Niipperi, 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 0min
The month with the most sunshine is June (Average sunshine: 12h and 24min).
The month with the least sunshine is December (Average sunshine: 1h and 54min).
Average sunshine days in April
Niipperi, Finland
- Average sunshine days in April: 18.5 days
The month with the most sunshine days is May (21.9 days).
The month with the least sunshine days is November (11.1 days).
Average UV index in April
Niipperi, 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
Niipperi, Finland
- Average cloud cover in April: 54
The months with the most cloud cover are February and December (Cloud cover 75).
The months with the least cloud cover are July and August (Cloud cover 37).
Average visibility in April
Niipperi, Finland
- Average visibility in April: 8km
The months with the highest visibility are June, July, August and September (10km).
The months with the lowest visibility are February and March (7km).
