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
April's onset brings a temperature rise, moving from a wintry 0°C (32°F) in March to a chilly 7.2°C (45°F). An average low-temperature of 0°C (32°F) marks the month of April.Humidity
In April, the average relative humidity in Heinola, Finland, is 80%.Rainfall
The month with the least rainfall in Heinola, Finland, is April, when the rain falls for 11.6 days and typically collects 24mm (0.94") of precipitation.Snowfall
January through May, September through December are months with snowfall in Heinola. In Heinola, in April, during 7.5 snowfall days, 52mm (2.05") of snow is typically accumulated. Throughout the year, in Heinola, there are 93.7 snowfall days, and 918mm (36.14") of snow is accumulated.Daylight
In Heinola, the average length of the day in April is 14h and 45min.On the first day of the month, sunrise is at 06:37 and sunset at 20:02. On the last day of April, sunrise is at 05:07 and sunset at 21:18 EEST.
Sunshine
In April, the average sunshine is 5.8h.UV index
In Heinola, the average daily maximum UV index in April is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: In April, the maximum UV index of 3 suggests these recommendations:
Ensure safety - Imperative it is to shield skin and eyes from damage. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Frequently asked questions
What is the usual temperature for Heinola in April?
What is the average humidity in April in Heinola?
What is the driest month in Heinola?
How much does it rain in Heinola in April?
How many days does it snow in April in Heinola?
What is the average length of the day in April in Heinola?
When is the sunrise / sunset in April in Heinola?
How long on average sun shines in April in Heinola?
What is the UV index intensity in April in Heinola?
Average temperature in April
Heinola, Finland
- Average high temperature in April: 7.2°C
The warmest month (with the highest average high temperature) is July (22°C).
The month with the lowest average high temperature is January (-4.5°C).
- Average low temperature in April: 0°C
The month with the highest average low temperature is July (12.4°C).
The coldest month (with the lowest average low temperature) is January (-8.9°C).
Average pressure in April
Heinola, Finland
- Average pressure in April: 1013.2mbar
The month with the highest atmospheric pressure is May (1014.8mbar).
The month with the lowest atmospheric pressure is December (1008.4mbar).
Average wind speed in April
Heinola, Finland
- Average wind speed in April: 10.4km/h
The windiest month (with the highest average wind speed) is December (12km/h).
The calmest month (with the lowest average wind speed) is August (9.4km/h).
Average humidity in April
Heinola, Finland
- Average humidity in April: 80%
The month with the highest relative humidity is February (95%).
The month with the lowest relative humidity is May (67%).
Average rainfall in April
Heinola, Finland
- Average rainfall in April: 24mm
The wettest month (with the highest rainfall) is July (46mm).
The driest month (with the least rainfall) is April (24mm).
Average rainfall days in April
Heinola, Finland
- Average rainfall days in April: 11.6 days
The month with the highest number of rainy days is July (14.3 days).
The month with the least rainy days is February (3.7 days).
Average snowfall in April
Heinola, Finland
- Average snowfall in April: 52mm
The month with the highest snowfall is January (196mm).
The months with the least snowfall are June, July and August (0mm).
Average snowfall days in April
Heinola, Finland
- Average snowfall days in April: 7.5 days
The months with the highest number of snowfall days are January and December (18.9 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in April /
Average sunshine in April
Heinola, Finland
- Average daylight in April: 14h and 4min
The month with the longest days is June (Average daylight: 19h and 12min).
The month with the shortest days is December (Average daylight: 5h and 36min).
- Average sunshine in April: 5h and 5min
The month with the most sunshine is June (Average sunshine: 11h and 36min).
The months with the least sunshine are January and December (Average sunshine: 1h and 30min).
Average sunshine days in April
Heinola, Finland
- Average sunshine days in April: 12.4 days
The months with the most sunshine days are May and August (17.6 days).
The month with the least sunshine days is December (8.4 days).
Average UV index in April
Heinola, 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
Heinola, Finland
- Average cloud cover in April: 63
The months with the most cloud cover are January and February (Cloud cover 81).
The month with the least cloud cover is August (Cloud cover 44).
Average visibility in April
Heinola, Finland
- Average visibility in April: 7km
The months with the highest visibility are May, June, July and August (9km).
The months with the lowest visibility are January and February (5km).
Heinola, Finland
Weather forecast for your location
2. Allow the app to use your location
