Dinner under the Helsinki sky (Finnish: Illallinen Helsingin taivaan alla, Swedish: Middag under Helsingfors himmel) is an event where people gather for a picnic dinner outside into an urban public spaces for example in yards, parks, sidewalks or squares.

This time all residents could organize the dinner where ever they wanted, in the inner yards, nearest parks or for example on the sidewalk in front of their own house.

The participants had to point out their dinner on a map in the event's web page and cover their tables with white tablecloths.

[7] The event was organized in co-operation with Helsingin Energia[8] and Helsinki city's Department of Public works.

[9] The Dinner under the Helsinki sky is however more an unofficial and informal event where all the inhabitants can take part in.