Helsinki weather in March
March in Helsinki: freezing, a little rain, with clean air — a fair time to visit.
#8 of 12 months in Helsinki · #563 of 604 destinations to visit in March · comfort 51/100 (tier D)
Updated June 2026 · climate normals from ERA5 reanalysis
Helsinki climate normals — March
| Daytime high | 2°C / 36°F | 🥶 freezing |
|---|---|---|
| Nighttime low | -3°C / 26°F | |
| Feels like (high) | -3°C / 27°F | |
| Rainfall | 51 mm / 2 in | 🌦 some rain |
| Rainy days | 11 days | |
| Humidity | 83% | 💦 very humid |
| Dew point | -4°C / 25°F | |
| Sunshine | 7 h/day | |
| Daylight | 11.8 h | |
| Wind | 21 km/h / 13 mph | |
| Snowfall | 19.8 cm / 7.8 in | |
| Air quality (US AQI) | 39 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Helsinki in March — FAQ
- Is March a good time to visit Helsinki?
- March in Helsinki: freezing, a little rain, with clean air — a fair time to visit. It ranks #8 of 12 months for Helsinki on SeasonMap's comfort score (51/100).
- What is the weather like in Helsinki in March?
- In March, Helsinki averages a daily high of 2°C and a low of -3.4°C, with about 50.8 mm of rain over roughly 11.2 rainy days.
- What is the air quality in Helsinki in March?
- Helsinki has a mean US Air Quality Index of about 39 in March.
- Does it snow in Helsinki in March?
- Helsinki sees roughly 19.8 cm of snowfall in March.