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
In April, the meteorological conditions change with the average high-temperature moving from a wintry 0°C (32°F) in March to a chilly 7.2°C (45°F). In April, Lahti encounters an average low-temperature of 0°C (32°F) during the night.Humidity
In Lahti, the average relative humidity in April is 80%.Rainfall
The month with the least rainfall is April, when the rain falls for 11.6 days and typically collects 24mm (0.94") of precipitation.Snowfall
Months with snowfall are January through May, September through December. In Lahti, during April, snow falls for 7.5 days and regularly aggregates up to 52mm (2.05") of snow. In Lahti, Finland, during the entire year, snow falls for 93.7 days and aggregates up to 918mm (36.14") of snow.Daylight
The average length of the day in April in Lahti is 14h and 43min.On the first day of the month, sunrise is at 06:39 and sunset at 20:03. On the last day of April, in Lahti, sunrise is at 05:10 and sunset at 21:18 EEST.
Sunshine
The average sunshine in April in Lahti is 5.8h.UV index
In Lahti, the average daily maximum UV index in April is 3. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for the ordinary person.Note: During April, 3 as the daily maximum UV index converts into the following advice:
Take precautions - Protection against sun damage is advised. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Frequently asked questions
What are the temperatures in Lahti in April?
What is the average humidity in April in Lahti?
What is the driest month in Lahti?
How much does it rain in Lahti in April?
How many days does it snow in April in Lahti?
How many hours of daylight does Lahti have in April?
When is the sunrise / sunset in April in Lahti?
How long on average sun shines in April in Lahti?
How high is the UV index in April in Lahti?
Average temperature in April
Lahti, 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
Lahti, 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
Lahti, 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
Lahti, 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
Lahti, 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
Lahti, 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
Lahti, 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
Lahti, 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
Lahti, Finland
- Average daylight in April: 14h and 4min
The month with the longest days is June (Average daylight: 19h and 6min).
The month with the shortest days is December (Average daylight: 5h and 42min).
- Average sunshine in April: 5h and 5min
The month with the most sunshine is June (Average sunshine: 11h and 36min).
The month with the least sunshine is December (Average sunshine: 1h and 24min).
Average sunshine days in April
Lahti, 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
Lahti, 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
Lahti, 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
Lahti, 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).
Lahti, Finland
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