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 sea temperature 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 March gives way to April, the average high-temperature displays a slight ascent, adjusting from a cold 4°C (39.2°F) to a frosty 8.1°C (46.6°F). The low temperature average during April reflects a slight decrease to an icy 5°C (41°F) from the day's peak.Humidity
In Lysekil, the average relative humidity in April is 77%.Rainfall
The month with the least rainfall in Lysekil is April, when the rain falls for 11.5 days and typically collects 22mm (0.87") of precipitation.Snowfall
January through May, November and December are months with snowfall in Lysekil. In April, it is snowing for 0.8 days. Throughout April, 2mm (0.08") of snow is accumulated. In Lysekil, during the entire year, snow falls for 20.7 days and aggregates up to 98mm (3.86") of snow.Sea temperature
In Lysekil, the average seawater temperature in April is 6.8°C (44.2°F).Note: Swimming in 6.8°C (44.2°F) can be lethal. Merely spending a few minutes in 13°C (55.4°F) waters feels harsh, and venturing below 10°C (50°F) might disrupt breathing control and bring about cold shock, contingent on individual resilience.
Daylight
In Lysekil, the average length of the day in April is 14h and 26min.On the first day of the month, sunrise is at 06:39 and sunset at 19:55. On the last day of April, in Lysekil, Sweden, sunrise is at 05:21 and sunset at 21:01 CEST.
Sunshine
The average sunshine in April in Lysekil is 9h.UV index
In April, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.Note: In April, the maximum UV index of 3 suggests this advice:
Preventative actions are necessary - Recommendations to ward off sunburn are given. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Lysekil in April?
What is the average humidity in April in Lysekil?
What is the driest month in Lysekil?
How many days does it rain in April in Lysekil?
How much does it snow in Lysekil in April?
What is the water temperature in April in Lysekil?
How many hours of daylight does Lysekil have in April?
When are sunrise and sunset in April in Lysekil?
How many hours of sunshine does Lysekil have in April?
How high is the UV index in April in Lysekil?
Average temperature in April
Lysekil, Sweden
- Average high temperature in April: 8.1°C
The warmest month (with the highest average high temperature) is July (18.2°C).
The month with the lowest average high temperature is February (1.8°C).
- Average low temperature in April: 5°C
The month with the highest average low temperature is August (15.3°C).
The coldest month (with the lowest average low temperature) is February (-0.2°C).
Average pressure in April
Lysekil, Sweden
- Average pressure in April: 1014.5mbar
The month with the highest atmospheric pressure is April (1014.5mbar).
The month with the lowest atmospheric pressure is December (1008.4mbar).
Average wind speed in April
Lysekil, Sweden
- Average wind speed in April: 19.9km/h
The windiest month (with the highest average wind speed) is December (27.6km/h).
The calmest month (with the lowest average wind speed) is June (19.1km/h).
Average humidity in April
Lysekil, Sweden
- Average humidity in April: 77%
The month with the highest relative humidity is February (85%).
The month with the lowest relative humidity is May (75%).
Average rainfall in April
Lysekil, Sweden
- Average rainfall in April: 22mm
The wettest month (with the highest rainfall) is August (72mm).
The driest month (with the least rainfall) is April (22mm).
Average rainfall days in April
Lysekil, Sweden
- Average rainfall days in April: 11.5 days
The month with the highest number of rainy days is August (18.6 days).
The month with the least rainy days is February (9.9 days).
Average snowfall in April
Lysekil, Sweden
- Average snowfall in April: 2mm
The months with the highest snowfall are January and February (30mm).
The months with the least snowfall are June, July, August, September and October (0mm).
Average snowfall days in April
Lysekil, Sweden
- Average snowfall days in April: 0.8 days
The month with the highest number of snowfall days is February (6.9 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average sea temperature in April
Lysekil, Sweden
- Average sea temperature in April: 6.8°C
The best month for swimming (with the highest average sea temperature) is August (18.4°C).
The coldest month (with the lowest average sea temperature) is March (2.8°C).
Average daylight in April /
Average sunshine in April
Lysekil, Sweden
- Average daylight in April: 14h and 2min
The month with the longest days is June (Average daylight: 18h and 6min).
The month with the shortest days is December (Average daylight: 6h and 30min).
- Average sunshine in April: 9h and 0min
The month with the most sunshine is June (Average sunshine: 11h and 24min).
The month with the least sunshine is December (Average sunshine: 3h and 30min).
Average sunshine days in April
Lysekil, Sweden
- Average sunshine days in April: 16.9 days
The month with the most sunshine days is April (16.9 days).
The months with the least sunshine days are November and December (10.3 days).
Average UV index in April
Lysekil, Sweden
- Average UV index in April: 3
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in April
Lysekil, Sweden
- Average cloud cover in April: 39
The months with the most cloud cover are February and November (Cloud cover 62).
The months with the least cloud cover are June and July (Cloud cover 36).
Average visibility in April
Lysekil, Sweden
- Average visibility in April: 10km
The months with the highest visibility are March, April, May, June, July, August, September and October (10km).
The months with the lowest visibility are January, February, November and December (9km).
