Yes
you do need a jacket based on the weather in Mariehamn, Åland Islands 1 second ago
Why? Because a jacket will keep you cozy, but you won't break a seat!
59°F15°C & Mostly Cloudy
Wind is 7 mph12 km/h from the Southwest, gusting to 14 mph23 km/h
| June 14 | ||||
| 5am | 59°F15°C | 8 mph13 km/h Southwest | Mostly Cloudy | |
| 6am | 60°F16°C | 9 mph14 km/h South | Mostly Cloudy | |
| 7am | 60°F16°C | 9 mph15 km/h South | Mostly Cloudy | |
| 8am | 61°F16°C | 10 mph16 km/h South | Mostly Cloudy | |
| 9am | 61°F16°C | 10 mph17 km/h South | Mostly Cloudy | |
| 10am | 61°F16°C | 11 mph18 km/h South | Mostly Cloudy | |
| 11am | 61°F16°C | 11 mph18 km/h South | Mostly Cloudy | |
| 12pm | 60°F15°C | 12 mph19 km/h South | Mostly Cloudy | |
| 1pm | 59°F15°C | 12 mph19 km/h South | Mostly Cloudy | |
| 2pm | 57°F14°C | 12 mph20 km/h South | Mostly Cloudy | |
| 3pm | 56°F14°C | 13 mph20 km/h Southwest | Mostly Cloudy | |
| 4pm | 56°F13°C | 13 mph20 km/h Southwest | Mostly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| June 13 | 47°F9°C | 61°F16°C | 9 mph14 km/h from South | Partly Cloudy | Partly Cloudy |
| June 14 | 54°F12°C | 63°F17°C | 9 mph14 km/h from Southwest | Mostly Cloudy | Mostly Cloudy |
| June 15 | 54°F12°C | 61°F16°C | 6 mph9 km/h from South | Cloudy | Partly Cloudy |
| June 16 | 53°F12°C | 62°F17°C | 15 mph25 km/h from Northwest | Windy | Mostly Cloudy |
| June 17 | 51°F10°C | 60°F16°C | 9 mph14 km/h from Southwest | Partly Cloudy | Windy |
| June 18 | 51°F10°C | 59°F15°C | 18 mph28 km/h from Northwest | Windy | Mostly Clear |
| June 19 | 51°F11°C | 60°F15°C | 12 mph19 km/h from Northwest | Mostly Clear | Mostly Clear |
Yes
Low of 54°F12°C, High of 64°F18°CWind: 9 mph14 km/h
Precipitation: None