16-day forecast — Helsinki
Updated every hour
Sat · Today
Showers
+14°
+12°
5.5 mm
Wind26 km/h S
Gusts48 km/h
UV index1 – Low
Chance of rain89%
Sunrise07:14
Sunset19:08
Sun · Tomorrow
Clear
+15°
+9°
0.2 mm
Wind19 km/h SW
Gusts46 km/h
UV index2 – Low
Chance of rain22%
Sunrise07:16
Sunset19:05
Monday 28/9
Clear
+15°
+9°
16%
Wind14 km/h SW
Gusts30 km/h
UV index2 – Low
Chance of rain16%
Sunrise07:19
Sunset19:02
Tuesday 29/9
Cloudy
+13°
+12°
1.1 mm
Wind14 km/h SW
Gusts35 km/h
UV index0 – Low
Chance of rain76%
Sunrise07:21
Sunset18:59
Wednesday 30/9
Clear
+15°
+8°
14%
Wind10 km/h N
Gusts30 km/h
UV index4 – Moderate
Chance of rain14%
Sunrise07:23
Sunset18:56
Thursday 1/10
Partly cloudy
+12°
+6°
16%
Wind9 km/h NE
Gusts20 km/h
UV index4 – Moderate
Chance of rain16%
Sunrise07:26
Sunset18:53
Friday 2/10
Clear
+11°
+6°
10%
Wind11 km/h SE
Gusts21 km/h
UV index4 – Moderate
Chance of rain10%
Sunrise07:28
Sunset18:50
Saturday 3/10
Cloudy
+9°
+6°
13%
Wind17 km/h SE
Gusts25 km/h
UV index3 – Moderate
Chance of rain13%
Sunrise07:31
Sunset18:47
Sunday 4/10
Cloudy
+7°
+1°
16%
Wind15 km/h NE
Gusts34 km/h
UV index3 – Moderate
Chance of rain16%
Sunrise07:33
Sunset18:44
Monday 5/10
Clear
+14°
+5°
18%
Wind12 km/h N
Gusts29 km/h
UV index4 – Moderate
Chance of rain18%
Sunrise07:35
Sunset18:41
Tuesday 6/10
Clear
+14°
+10°
13%
Wind12 km/h SW
Gusts17 km/h
UV index4 – Moderate
Chance of rain13%
Sunrise07:38
Sunset18:38
Wednesday 7/10
Cloudy
+13°
+9°
18%
Wind11 km/h S
Gusts19 km/h
UV index4 – Moderate
Chance of rain18%
Sunrise07:40
Sunset18:35
Thursday 8/10
Clear
+13°
+9°
12%
Wind14 km/h S
Gusts30 km/h
UV index4 – Moderate
Chance of rain12%
Sunrise07:43
Sunset18:32
Friday 9/10
Clear
+13°
+10°
12%
Wind19 km/h SE
Gusts44 km/h
UV index4 – Moderate
Chance of rain12%
Sunrise07:45
Sunset18:29
Saturday 10/10
Showers
+11°
+7°
2.7 mm
Wind25 km/h SW
Gusts34 km/h
UV index2 – Low
Chance of rain—
Sunrise07:48
Sunset18:26
Sunday 11/10
Showers
+10°
+6°
2.7 mm
Wind24 km/h W
Gusts33 km/h
UV index2 – Low
Chance of rain—
Sunrise07:50
Sunset18:23
About Helsinki
Hauptstadt Finnlands am Finnischen Meerbusen — lange dunkle Winter, helle Sommer.
CountryFinland
RegionUusimaa
ContinentEurope
Time zoneEurope/Helsinki (+03:00)
Latitude60.1695°
Longitude24.9354°
Air qualityGood (EAQI 17)
Climate in Helsinki in May
Normals 8 years · best time to visit · Open-MeteoBest time to visit Helsinki: June–August. With acceptable weather, May is a possible month to visit.
| April | May | June | |
|---|---|---|---|
| Average temperature | ▲ 4°C | 10°C | ▲ 16°C |
| Highest temperature | ▲ 8°C | 14°C | ▲ 19°C |
| Lowest temperature | ▲ 0°C | 6°C | ▲ 12°C |
| Sea temperature | ▲ 4,2°C | 10,0°C | ▲ 16,2°C |
| Precipitation | ▲ 45 mm | 50 mm | ▲ 53 mm |
| Days with precipitation | ▼ 10 d | 9 d | ▲ 10 d |
| Humidity | ▼ 78% | 68% | ▲ 73% |
| Sunshine hours per day | ▲ 10,0 h | 12,8 h | ▲ 14,8 h |
| Cloud cover | ▼ 32% | 26% | ▼ 21% |
| UV index (midday) | ▲ 5 | 7 | ▲ 8 |
| Day length | 14:38 | 17:15 | 18:47 |
| Our rating | Acceptable | Acceptable | Good |
Temperature day by day in May mean + moving average
Precipitation day by day in May mm
UV index day by day in May midday value, clear-sky
Climate normals calculated from Open-Meteo (ERA5 archive 8 years, sea temperature Marine API). UV estimated from solar elevation.
Other destinations in Europe
Weather Helsinki
Data source
Global weather models — international forecasts
Weather in Helsinki (Finland): current conditions plus a 24-hour and 16-day forecast for planning your trip. Right now on the ground: +13°, partly cloudy, wind 18 km/h. Over the next 7 days temperatures range between 6 and 15 °C, with 5 fine days and 7 mm of rain. Climatologically, highs in September are around 16 °C, with a sea temperature of about 17 °C. Best time to visit: usually June–August. Local time (time zone Europe/Helsinki). Data from Open-Meteo and WeatherAPI.