Contents
April
Weather in April
Temperature
A rise in the average high-temperature is observed during April, moving from an icy 2.3°C (36.1°F) in March to a chilly 9.2°C (48.6°F). Tallinn cools down to an average low-temperature of 0.6°C (33.1°F) throughout the month of April.Humidity
In Tallinn, Estonia, the average relative humidity in April is 73%.Rainfall
The month with the least rainfall is April, when the rain falls for 8 days and typically collects 30mm (1.18") of precipitation.Snowfall
January through May, October through December are months with snowfall in Tallinn. In April, in Tallinn, snow falls for 2 days. In Tallinn, during the entire year, snow falls for 55.1 days.Sea temperature
In April, the average sea temperature in Tallinn is 1.8°C (35.2°F).Note: In the practice of swimming, this situation poses immediate risks to life. Losing control over breathing is immediate, thereby making clear thinking near impossible. A specialized swimsuit is obligatory to restrict thermal loss.
Daylight
In April, the average length of the day is 14h and 33min.On the first day of the month, sunrise is at 06:45 and sunset at 20:04. On the last day of April, in Tallinn, Estonia, sunrise is at 05:22 and sunset at 21:13 EEST.
Sunshine
The average sunshine in April in Tallinn is 6.2h.UV index
In April, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for average individuals.Note: In April, the maximum UV index of 3 translates into these guidelines:
Adopt protective measures - It is advised to guard against sun damage. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Tallinn in April?
What is the average humidity in April in Tallinn?
What is the driest month in Tallinn?
How many days does it rain in April in Tallinn?
How many days does it snow in April in Tallinn?
How cold is the water in April in Tallinn?
How many hours of daylight does Tallinn have in April?
What time are sunrise and sunset in April in Tallinn?
How many hours of sunshine does Tallinn have in April?
What is the UV index reading in April in Tallinn?
Average temperature in April
Tallinn, Estonia
- Average high temperature in April: 9.2°C
The warmest month (with the highest average high temperature) is July (21.8°C).
The month with the lowest average high temperature is February (-1.6°C).
- Average low temperature in April: 0.6°C
The month with the highest average low temperature is July (12.7°C).
The coldest month (with the lowest average low temperature) is February (-7°C).
Average humidity in April
Tallinn, Estonia
- Average humidity in April: 73%
The months with the highest relative humidity are January, November and December (88%).
The month with the lowest relative humidity is May (69%).
Average rainfall in April
Tallinn, Estonia
- Average rainfall in April: 30mm
The wettest month (with the highest rainfall) is July (74mm).
The driest month (with the least rainfall) is April (30mm).
Average rainfall days in April
Tallinn, Estonia
- Average rainfall days in April: 8 days
The months with the highest number of rainy days are September and October (16 days).
The month with the least rainy days is February (3 days).
Average snowfall days in April
Tallinn, Estonia
- Average snowfall days in April: 2 days
The month with the highest number of snowfall days is January (14 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average sea temperature in April
Tallinn, Estonia
- Average sea temperature in April: 1.8°C
The best month for swimming (with the highest average sea temperature) is August (19.1°C).
The coldest months (with the lowest average sea temperature) are February and March (0.2°C).
Average daylight in April /
Average sunshine in April
Tallinn, Estonia
- Average daylight in April: 14h and 4min
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: 6h and 1min
The month with the most sunshine is June (Average sunshine: 10h and 6min).
The month with the least sunshine is December (Average sunshine: 0h and 30min).
Average UV index in April
Tallinn, Estonia
- 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, November and December (UV index 0).
