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
Weather in April
Temperature
As Sillamäe transitions into April, a rise in the average high-temperature is observed, moving from a wintry 0.4°C (32.7°F) in March to a chilly 6°C (42.8°F). Sillamäe registers a steady nighttime temperature averaging a cold 1.2°C (34.2°F) throughout April.Humidity
The average relative humidity in April in Sillamäe is 81%.Rainfall
April is the month with the least rainfall. Rain falls for 11.7 days and accumulates 29mm (1.14") of precipitation.Snowfall
January through May, October through December are months with snowfall in Sillamäe, Estonia. In Sillamäe, during April, snow falls for 6.3 days and regularly aggregates up to 66mm (2.6") of snow. Throughout the year, there are 90.8 snowfall days, and 773mm (30.43") of snow is accumulated.Sea temperature
In April, the average sea temperature in Sillamäe is 1.3°C (34.3°F).Note: During swimming sessions, this situation poses an instant life risk. The control of breathing is completely lost, hampering clear thinking. Wearing a specialized swimsuit is a necessity to prevent thermal loss.
Daylight
The average length of the day in April is 14h and 33min.On the first day of the month, sunrise is at 06:33 and sunset at 19:52. On the last day of April, in Sillamäe, sunrise is at 05:10 and sunset at 21:01 EEST.
Sunshine
In Sillamäe, the average sunshine in April is 7.2h.UV index
The average daily maximum UV index in April is 2. A UV Index reading of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: In April, the maximum UV index of 2 translates into these guidelines:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
Frequently asked questions
Is April cold in Sillamäe?
What is the average humidity in April in Sillamäe?
What is the driest month in Sillamäe?
How much does it rain in Sillamäe in April?
How many days does it snow in April in Sillamäe?
What is the water temperature in April in Sillamäe?
What is the average length of the day in April in Sillamäe?
When are sunrise and sunset in April in Sillamäe?
How many hours of sunshine does Sillamäe have in April?
What is the UV index intensity in April in Sillamäe?
Average temperature in April
Sillamäe, Estonia
- Average high temperature in April: 6°C
The warmest month (with the highest average high temperature) is July (20.4°C).
The month with the lowest average high temperature is January (-2.8°C).
- Average low temperature in April: 1.2°C
The month with the highest average low temperature is July (14.8°C).
The coldest months (with the lowest average low temperature) are January and February (-6°C).
Average pressure in April
Sillamäe, Estonia
- Average pressure in April: 1013.8mbar
The month with the highest atmospheric pressure is May (1015.1mbar).
The month with the lowest atmospheric pressure is December (1010mbar).
Average wind speed in April
Sillamäe, Estonia
- Average wind speed in April: 14.6km/h
The windiest month (with the highest average wind speed) is December (20.8km/h).
The calmest month (with the lowest average wind speed) is May (13.4km/h).
Average humidity in April
Sillamäe, Estonia
- Average humidity in April: 81%
The month with the highest relative humidity is February (92%).
The months with the lowest relative humidity are May and June (73%).
Average rainfall in April
Sillamäe, Estonia
- Average rainfall in April: 29mm
The wettest month (with the highest rainfall) is August (65mm).
The driest month (with the least rainfall) is April (29mm).
Average rainfall days in April
Sillamäe, Estonia
- Average rainfall days in April: 11.7 days
The month with the highest number of rainy days is August (17.8 days).
The month with the least rainy days is February (4.8 days).
Average snowfall in April
Sillamäe, Estonia
- Average snowfall in April: 66mm
The month with the highest snowfall is January (164mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in April
Sillamäe, Estonia
- Average snowfall days in April: 6.3 days
The month with the highest number of snowfall days is January (19.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average sea temperature in April
Sillamäe, Estonia
- Average sea temperature in April: 1.3°C
The best month for swimming (with the highest average sea temperature) is July (19.9°C).
The coldest month (with the lowest average sea temperature) is February (-0.6°C).
Average daylight in April /
Average sunshine in April
Sillamäe, Estonia
- Average daylight in April: 14h and 3min
The month with the longest days is June (Average daylight: 18h and 30min).
The month with the shortest days is December (Average daylight: 6h and 12min).
- Average sunshine in April: 7h and 1min
The month with the most sunshine is June (Average sunshine: 12h and 18min).
The month with the least sunshine is December (Average sunshine: 1h and 36min).
Average sunshine days in April
Sillamäe, Estonia
- Average sunshine days in April: 13.7 days
The month with the most sunshine days is May (16 days).
The month with the least sunshine days is December (4.6 days).
Average UV index in April
Sillamäe, Estonia
- Average UV index in April: 2
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 1).
Average cloud cover in April
Sillamäe, Estonia
- Average cloud cover in April: 53
The month with the most cloud cover is December (Cloud cover 81).
The months with the least cloud cover are July and August (Cloud cover 37).
Average visibility in April
Sillamäe, Estonia
- Average visibility in April: 9km
The months with the highest visibility are June, July, August and September (10km).
The month with the lowest visibility is February (7km).
Sillamäe, Estonia
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