Yes
you do need a jacket based on the weather in Mariehamn, Åland Islands 1 second ago
Why? Because Jack Frost is nipping at your nose!
25°F-4°C & Cloudy
Wind is 1 mph2 km/h from the North, gusting to 6 mph10 km/h
| February 3 | ||||
| 10pm | 25°F-4°C | 2 mph3 km/h North | Cloudy | |
| 11pm | 25°F-4°C | 1 mph2 km/h South | Cloudy | |
| February 4 | ||||
| 12am | 25°F-4°C | 2 mph4 km/h South | Cloudy | |
| 1am | 26°F-3°C | 4 mph7 km/h South | Cloudy | |
| 2am | 26°F-3°C | 6 mph10 km/h South | Cloudy | |
| 3am | 27°F-3°C | 8 mph13 km/h South | Cloudy | |
| 4am | 28°F-2°C | 10 mph16 km/h South | Haze | |
| 5am | 29°F-2°C | 12 mph19 km/h South | Snow | |
| 6am | 30°F-1°C | 13 mph21 km/h South | Haze | |
| 7am | 32°F-0°C | 14 mph22 km/h South | Haze | |
| 8am | 33°F0°C | 14 mph23 km/h South | Haze | |
| 9am | 34°F1°C | 14 mph22 km/h South | Haze | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| February 3 | 25°F-4°C | 36°F2°C | 11 mph17 km/h from South | Snow | Cloudy |
| February 4 | 34°F1°C | 38°F3°C | 17 mph28 km/h from Southwest | Windy | Mostly Clear |
| February 5 | 30°F-1°C | 36°F2°C | 8 mph13 km/h from North | Clear | Mostly Clear |
| February 6 | 30°F-1°C | 33°F0°C | 9 mph15 km/h from Southeast | Cloudy | Mostly Cloudy |
| February 7 | 29°F-2°C | 33°F0°C | 12 mph19 km/h from Southeast | Mostly Cloudy | Cloudy |
| February 8 | 28°F-2°C | 33°F0°C | 5 mph8 km/h from South | Mostly Cloudy | Mostly Clear |
| February 9 | 27°F-3°C | 34°F1°C | 5 mph8 km/h from Northeast | Mostly Clear | Mostly Clear |
Yes
Low of 34°F1°C, High of 37°F3°CWind: 17 mph28 km/h
Precipitation: None