Helsinki local weather Weather forecast Additional information Wed | Thu | Fri | Sat | Sun | Mon | 18 | 21 | 00 | 03 | 06 | 09 | 15 | 21 | 03 | 09 | 15 | 21 | 03 | 15 | 03 | 15 | 03 | 15 | | Forecast updated 22.5.2013 15:56. | | | | | | | | | | | | | | | | | | | | 10° | 10° | 10° | 10° | 10° | 10° | 12° | 11° | 9° | 11° | 18° | 15° | 11° | 19° | 12° | 13° | 8° | 19° | | | | | | | | | | | | | | | | | | | Sunrise today at 4:26. Sunset today at 22:10. Length of day is 17 h 44 min. Local weather observations Recent weather observation: 22 May 2013 16:00 local time| Temperature 11.2 °C | Humidity 100% | | Dew point 11.2 °C | Observation data for the last 2 days |