Yes
you do need a jacket based on the weather in Helsinki, Finland 29 minutes ago
Why? Because it's raining in your area and just cool enough for a jacket, but not warm enough to ditch it!
55°F13°C & Rain
Wind is 6 mph9 km/h from the Southwest, gusting to 11 mph18 km/h
| September 18 | ||||
| 7pm | 55°F13°C | 8 mph13 km/h South | Rain | |
| 8pm | 55°F13°C | 8 mph14 km/h South | Rain | |
| 9pm | 55°F13°C | 7 mph12 km/h South | Drizzle | |
| 10pm | 55°F13°C | 4 mph6 km/h South | Drizzle | |
| 11pm | 55°F13°C | 4 mph6 km/h Southwest | Drizzle | |
| September 19 | ||||
| 12am | 54°F12°C | 5 mph8 km/h Northwest | Cloudy | |
| 1am | 54°F12°C | 6 mph10 km/h Northwest | Mostly Cloudy | |
| 2am | 54°F12°C | 7 mph11 km/h Northwest | Mostly Cloudy | |
| 3am | 56°F13°C | 7 mph11 km/h Northwest | Mostly Cloudy | |
| 4am | 57°F14°C | 7 mph12 km/h Northwest | Partly Cloudy | |
| 5am | 58°F15°C | 9 mph14 km/h Northwest | Partly Cloudy | |
| 6am | 59°F15°C | 9 mph15 km/h Northwest | Partly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 18 | 54°F12°C | 62°F17°C | 7 mph12 km/h from Northwest | Drizzle | Drizzle |
| September 19 | 53°F12°C | 64°F18°C | 15 mph24 km/h from Southwest | Rain | Drizzle |
| September 20 | 60°F15°C | 65°F18°C | 12 mph19 km/h from Southwest | Drizzle | Rain |
| September 21 | 49°F9°C | 61°F16°C | 14 mph23 km/h from West | Mostly Cloudy | Partly Cloudy |
| September 22 | 44°F7°C | 55°F13°C | 8 mph13 km/h from West | Partly Cloudy | Mostly Clear |
| September 23 | 40°F4°C | 53°F11°C | 10 mph16 km/h from Northwest | Mostly Clear | Mostly Clear |
| September 24 | 39°F4°C | 57°F14°C | 8 mph12 km/h from Northwest | Partly Cloudy | Partly Cloudy |
Yes
Low of 54°F12°C, High of 64°F18°CWind: 15 mph24 km/h
Precipitation: 70% rain