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 beginning of April signals a rise in the average high-temperature, moving from an icy 0.4°C (32.7°F) in March to a chilly 7.5°C (45.5°F). In Janakkala, the average nighttime temperature during April is a wintry 0.1°C (32.2°F).Humidity
The average relative humidity in April in Janakkala, Finland, is 79%.Rainfall
The months with the least rainfall in Janakkala are March and April Rain falls for 11.6 days and accumulates 25mm (0.98") of rain.Snowfall
Months with snowfall in Janakkala are January through May, October through December. In April, in Janakkala, it is snowing for 6.6 days. Throughout April, 61mm (2.4") of snow is accumulated. In Janakkala, during the entire year, snow falls for 90.6 days and aggregates up to 766mm (30.16") of snow.Daylight
In Janakkala, the average length of the day in April is 14h and 43min.On the first day of April, sunrise is at 06:43 and sunset at 20:07. On the last day of the month, sunrise is at 05:15 and sunset at 21:22 EEST.
Sunshine
The average sunshine in April is 6h.UV index
In Janakkala, the average daily maximum UV index in April is 3. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The UV index of 3 in April translates into these instructions:
Guard yourself - An obligation to protect skin and eyes from harm exists. When the Sun is at its strongest around midday, find shade and limit exposure. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are April temperatures in Janakkala?
What is the average humidity in April in Janakkala?
What is the driest month in Janakkala?
How many days does it rain in April in Janakkala?
How many days does it snow in April in Janakkala?
How many hours of daylight does Janakkala have in April?
What time are sunrise and sunset in April in Janakkala?
How many hours of sunshine does Janakkala have in April?
How high is the UV index in April in Janakkala?
Average temperature in April
Janakkala, Finland
- Average high temperature in April: 7.5°C
The warmest month (with the highest average high temperature) is July (21.8°C).
The month with the lowest average high temperature is January (-4.4°C).
- Average low temperature in April: 0.1°C
The month with the highest average low temperature is July (12.1°C).
The coldest month (with the lowest average low temperature) is January (-8.5°C).
Average pressure in April
Janakkala, Finland
- Average pressure in April: 1013.3mbar
The month with the highest atmospheric pressure is May (1014.8mbar).
The month with the lowest atmospheric pressure is December (1008mbar).
Average wind speed in April
Janakkala, Finland
- Average wind speed in April: 10.5km/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 (9.6km/h).
Average humidity in April
Janakkala, Finland
- Average humidity in April: 79%
The month with the highest relative humidity is February (95%).
The month with the lowest relative humidity is May (66%).
Average rainfall in April
Janakkala, Finland
- Average rainfall in April: 25mm
The wettest month (with the highest rainfall) is July (54mm).
The driest months (with the least rainfall) are March and April (25mm).
Average rainfall days in April
Janakkala, Finland
- Average rainfall days in April: 11.6 days
The month with the highest number of rainy days is July (18.1 days).
The month with the least rainy days is February (3.3 days).
Average snowfall in April
Janakkala, Finland
- Average snowfall in April: 61mm
The month with the highest snowfall is January (157mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in April
Janakkala, Finland
- Average snowfall days in April: 6.6 days
The month with the highest number of snowfall days is January (18.6 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in April /
Average sunshine in April
Janakkala, 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: 6h and 0min
The month with the most sunshine is June (Average sunshine: 11h and 12min).
The month with the least sunshine is December (Average sunshine: 1h and 30min).
Average sunshine days in April
Janakkala, Finland
- Average sunshine days in April: 12.8 days
The month with the most sunshine days is May (15.9 days).
The month with the least sunshine days is March (9.4 days).
Average UV index in April
Janakkala, 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
Janakkala, Finland
- Average cloud cover in April: 61
The months with the most cloud cover are January and February (Cloud cover 80).
The months with the least cloud cover are May, June, July and August (Cloud cover 47).
Average visibility in April
Janakkala, Finland
- Average visibility in April: 8km
The months with the highest visibility are May, June and July (9km).
The months with the lowest visibility are January and February (5km).
