Weather in Helsinki in March 2025
Average weather
Average temperature in Helsinki in March
The temperature in March is +1°C on average, with a range between a maximum of +6°C during the day and a minimum of -13°C at night.
The average maximum temperature goes down 11% by the end of the month, compared with the beginning of the month, from +4°C to +2°C.
Is Helsinki warm or cold in March?
Helsinki is typically cool in March.
Maximum temperatures go up compared to the previous month from -3°C to +1°C. The minimum temperature also goes up from -7°C to -5°C.
Pack a sweater and a jacket as there will be cooler temperatures.
Take a look at how March is compared to other months in Helsinki:
Water temperature in Helsinki in March
Water in Helsinki in March is Cold. It varies from -1°C to 0°C, with an average of 0°C. This is almost similar to the air temperature, which averages +1°C.
The water temperature in March is one of the coldest of the entire year:
Can you swim in Helsinki in March?
Climate in Helsinki in March
| February | March | April | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| -3°C | +1°C | +6°C | ||||
| Min. temperature | ||||||
| -29°C | -19°C | -10°C | ||||
| Max. temperature | ||||||
| +8°C | +13°C | +19°C | ||||
| Rainfall | ||||||
| 10 mm | 10 mm | 24 mm | ||||
| Wind | ||||||
| 4 m/s | 4 m/s | 4 m/s | ||||
| Avg. water temperature | ||||||
| 0°C | 0°C | +1°C | ||||
| Humidity | ||||||
| 85% | 79% | 72% | ||||
| Air pressure | ||||||
| 1011 HPa | 1011 HPa | 1012 HPa | ||||
| Sunny days | ||||||
| 3 | 7 | 9 | ||||
| Cloudy days | ||||||
| 11 | 10 | 9 | ||||
| Rainy days | ||||||
| 1 | 2 | 7 | ||||
| Snowy days | ||||||
| 12 | 11 | 5 | ||||
March weather is still as ok as in February. It’s getting warmer as March arrives. The average maximum temperature goes up from -3°C to +1°C during the day. The rainfall amount in March stays the same as in the previous month with a 10 mm of total precipitation. It feels drier, as humidity decreases from 85% to 79%. The average wind speed doesn’t change much during March, staying around 4 m/s. The good news is there are likely to be more sunny days in March, from 3 to 7.
But maybe it is worth considering traveling in April as the weather gets better.
Wind
The average wind speed is 6 m/s getting up to 11 m/s which is a medium breeze. You can feel it, especially getting out of the water.
The average wind speed in Helsinki is gradually decreasing during March, going from 5 m/s to 4 m/s over the course of the month.
Rain
Snow
Here’s how March is compared with other months in the amount of snow, total mm:
How was the weather last March in Helsinki?
Climate Change over Years
The climate in Helsinki in March has not changed much over the last 43 years.
The average temperature was the lowest in 1987 (+5°C) and the highest in 2020 (+11°C). The driest year was 2002 with only 248 mm of rainfall, and the wettest year was 2020 with 1153 mm.
FAQ
Is March a good time to visit Helsinki?
Can you sunbathe in Helsinki in March?
Can you swim in Helsinki in March?
Is Helsinki rainy in March?
Is it sunny in Helsinki in March?
Other cities in Finland
Monthly weather in Helsinki
Source of the data
For this page, we’ve looked at the typical weather in Helsinki, 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.