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
As April sets, the average high-temperature shows an increase, moving up from a freezing cold -0.3°C (31.5°F) in March to an icy 5.9°C (42.6°F). An average low-temperature of -0.7°C (30.7°F) is noted during the month of April.Humidity
In Jämsänkoski, the average relative humidity in April is 82%.Rainfall
The month with the least rainfall is April, when the rain falls for 11.7 days and typically collects 24mm (0.94") of precipitation.Snowfall
Months with snowfall are January through June, September through December. In April, in Jämsänkoski, it is snowing for 7.1 days. Throughout April, 68mm (2.68") of snow is accumulated. In Jämsänkoski, during the entire year, snow falls for 99.7 days and aggregates up to 915mm (36.02") of snow.Daylight
In Jämsänkoski, Finland, the average length of the day in April is 14h and 50min.On the first day of the month, sunrise is at 06:39 and sunset at 20:06. On the last day of April, in Jämsänkoski, sunrise is at 05:07 and sunset at 21:25 EEST.
Sunshine
The average sunshine in April is 5.9h.UV index
In April, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for average individuals.Note: The maximum UV index of 2 during April leads to these instructions:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Boost your sun resistance with garments that are densely woven yet spacious. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Jämsänkoski in April?
What is the average humidity in April in Jämsänkoski?
What is the driest month in Jämsänkoski?
How many days does it rain in April in Jämsänkoski?
How many days does it snow in April in Jämsänkoski?
How many hours of daylight does Jämsänkoski have in April?
What time are sunrise and sunset in April in Jämsänkoski?
How long on average sun shines in April in Jämsänkoski?
What is the UV index intensity in April in Jämsänkoski?
Average temperature in April
Jämsänkoski, Finland
- Average high temperature in April: 5.9°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 (-4.9°C).
- Average low temperature in April: -0.7°C
The month with the highest average low temperature is July (12.3°C).
The coldest month (with the lowest average low temperature) is January (-9.2°C).
Average pressure in April
Jämsänkoski, Finland
- Average pressure in April: 1012.9mbar
The month with the highest atmospheric pressure is May (1014.6mbar).
The month with the lowest atmospheric pressure is December (1007.8mbar).
Average wind speed in April
Jämsänkoski, Finland
- Average wind speed in April: 10.8km/h
The windiest month (with the highest average wind speed) is December (13.1km/h).
The calmest month (with the lowest average wind speed) is July (9.9km/h).
Average humidity in April
Jämsänkoski, Finland
- Average humidity in April: 82%
The month with the highest relative humidity is February (95%).
The month with the lowest relative humidity is May (67%).
Average rainfall in April
Jämsänkoski, Finland
- Average rainfall in April: 24mm
The wettest month (with the highest rainfall) is July (45mm).
The driest month (with the least rainfall) is April (24mm).
Average rainfall days in April
Jämsänkoski, Finland
- Average rainfall days in April: 11.7 days
The month with the highest number of rainy days is July (16.1 days).
The month with the least rainy days is February (3.5 days).
Average snowfall in April
Jämsänkoski, Finland
- Average snowfall in April: 68mm
The month with the highest snowfall is December (202mm).
The months with the least snowfall are July and August (0mm).
Average snowfall days in April
Jämsänkoski, Finland
- Average snowfall days in April: 7.1 days
The month with the highest number of snowfall days is January (20.3 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in April /
Average sunshine in April
Jämsänkoski, 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: 5h and 5min
The month with the most sunshine is June (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 0h and 54min).
Average sunshine days in April
Jämsänkoski, Finland
- Average sunshine days in April: 12.6 days
The month with the most sunshine days is May (17.5 days).
The month with the least sunshine days is December (8.4 days).
Average UV index in April
Jämsänkoski, Finland
- Average UV index in April: 2
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
Jämsänkoski, Finland
- Average cloud cover in April: 63
The month with the most cloud cover is January (Cloud cover 82).
The month with the least cloud cover is August (Cloud cover 43).
Average visibility in April
Jämsänkoski, 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).
