Helsinki weather by month
The best time to visit Helsinki, Finland is June. Pick a month for full climate normals and a verdict.
- Januaryfreezing, a little rain, clean air31tier F
- Februaryfreezing, a little rain, clean air39tier F
- Marchfreezing, a little rain, clean air52tier D
- Aprilcold, a little rain71tier B
- Maycool, a little rain, clean air78tier B
- Junenice, a little rain, clean air94tier S
- Julynice, rainy, clean air90tier S
- Augustnice, rainy, clean air87tier A
- Septembercool, a little rain, clean air80tier A
- Octobercold, a little rain, clean air63tier C
- Novembercold, a little rain, clean air46tier F
- Decemberfreezing, a little rain, clean air33tier F