Weather in Tallinn in April 2025
Average weather
Average temperature in Tallinn in April
The expected average maximum temperature in April is +10°C with a maximum of +19°C and a minimum of -3°C.
The average maximum temperature goes up 18% by the end of the month, compared with the beginning of the month, from +3°C to +7°C.
Is Tallinn warm or cold in April?
Tallinn is typically cool in April.
Maximum temperatures go up compared to the previous month from +2°C to +8°C. The minimum temperature also goes up from -4°C to +1°C.
Pack a sweater and a jacket as there will be cooler temperatures.
Take a look at how April is compared to other months in Tallinn:
Water temperature in Tallinn in April
Water in Tallinn in April is Cold. It varies from -1°C to +5°C, with an average of +2°C. The air temperature averaging +8°C is higher than the water temperature.
In April, water temperatures are average relative to the rest of the year:
Can you swim in Tallinn in April?
Climate in Tallinn in April
| March | April | May | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +2°C | +8°C | +14°C | ||||
| Min. temperature | ||||||
| -22°C | -9°C | -3°C | ||||
| Max. temperature | ||||||
| +15°C | +23°C | +31°C | ||||
| Rainfall | ||||||
| 12 mm | 27 mm | 46 mm | ||||
| Wind | ||||||
| 3 m/s | 3 m/s | 3 m/s | ||||
| Avg. water temperature | ||||||
| 0°C | +2°C | +7°C | ||||
| Humidity | ||||||
| 80% | 73% | 68% | ||||
| Air pressure | ||||||
| 1012 HPa | 1013 HPa | 1014 HPa | ||||
| Sunny days | ||||||
| 5 | 7 | 9 | ||||
| Cloudy days | ||||||
| 11 | 9 | 7 | ||||
| Rainy days | ||||||
| 4 | 10 | 14 | ||||
| Snowy days | ||||||
| 10 | 5 | 0 | ||||
April often has better weather than March. It’s getting warmer as April arrives. The average maximum temperature goes up from +2°C to +8°C during the day. Prepare for more rain. Average rainfall goes from 12 mm to 27 mm. It feels drier, as humidity decreases from 80% to 73%. The average wind speed doesn’t change much during April, staying around 3 m/s. The good news is there are likely to be more sunny days in April, from 5 to 7.
May brings much the same weather, it remains good.
Wind
The average wind speed is 3 m/s getting up to 6 m/s which is a medium breeze. You can feel it, especially getting out of the water.
The average wind speed in Tallinn is gradually increasing during April, going from 5 m/s to 6 m/s over the course of the month.
Rain
Snow
Here’s how April is compared with other months in the amount of snow, total mm:
How was the weather last April in Tallinn?
Climate Change over Years
The climate in Tallinn in April has not changed much over the last 43 years.
The average temperature was the lowest in 1987 (+6°C) and the highest in 2020 (+11°C). The driest year was 2018 with only 182 mm of rainfall, and the wettest year was 2016 with 848 mm.
FAQ
Is April a good time to visit Tallinn?
Can you sunbathe in Tallinn in April?
Can you swim in Tallinn in April?
Is Tallinn rainy in April?
Is it sunny in Tallinn in April?
Monthly weather in Tallinn
Source of the data
For this page, we’ve looked at the typical weather in Tallinn, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.