Weather in Helsinki in Mei
Climate normals based on 10 years of historical data for Helsinki, Finlandia.
Average high
13°C
Average low
6°C
Rainfall
49 mm
8 rainy days
Sunshine
5.8h/day
Kelembapan
70%
How Hot Is Helsinki in Mei?
Expect mild, pleasant days in May: 13°C by mid-afternoon, dropping back to 6°C by dawn. The pattern barely shifts from April — just a 7°C difference in average high.
Sunshine Hours in Mei
Helsinki's long May days are partially clouded: 5.8h of direct sun on a typical day.
Does It Rain In Helsinki In Mei?
May brings reliable rain to Helsinki: 49mm across 8 days.
Is Helsinki Humid In Mei?
May brings sticky conditions to Helsinki — humidity averages 70%, particularly noticeable in the afternoons.
Wind In Helsinki In Mei
May brings gentle winds to Helsinki — averaging 19 kph.
Cloud Cover In Helsinki In Mei
Cloudy skies dominate Helsinki in May — averaging 58% cloud cover.
Cities With Similar Weather In Mei
Weather in Helsinki, month by month
| Month | High / Low | Hujan | |
|---|---|---|---|
| Cuaca di Bulan Januari | -1°C / -5°C | 68mm | Details → |
| Cuaca di Bulan Februari | -1°C / -5°C | 63mm | Details → |
| Cuaca di Bulan Maret | 2°C / -3°C | 49mm | Details → |
| Cuaca di Bulan April | 7°C / 1°C | 45mm | Details → |
| Cuaca di Bulan Mei | 13°C / 6°C | 49mm | |
| Cuaca di Bulan Juni | 18°C / 12°C | 60mm | Details → |
| Cuaca di Bulan Juli | 20°C / 14°C | 86mm | Details → |
| Cuaca di Bulan Agustus | 20°C / 14°C | 88mm | Details → |
| Cuaca di Bulan September | 15°C / 11°C | 74mm | Details → |
| Cuaca di Bulan Oktober | 9°C / 5°C | 82mm | Details → |
| Cuaca di Bulan November | 5°C / 2°C | 78mm | Details → |
| Cuaca di Bulan Desember | 1°C / -2°C | 67mm | Details → |