Helsinki Veður Spá
Helsinki weather: 15°C, skýjað. Á klukkustund forecast, 14-day outlook, UV, air quality and the best time til visit.
14-day forecast for Helsinki
Hæst / Lægst; Úrkoma; UV
| Dagur | Aðstæður | Hæst / Lægst | Úrkoma | Vindur | UV |
|---|---|---|---|---|---|
| mið., sep 16 | 🌦️ Lítil rigning | 17° / 15° | 100% · 6 mm | 36 km/h | 2 |
| fim., sep 17 | 🌦️ Lítil rigning | 16° / 14° | 100% · 3 mm | 26 km/h | 3 |
| fös., sep 18 | 🌧️ Rigning | 16° / 14° | 94% · 11 mm | 39 km/h | 3 |
| lau., sep 19 | 🌦️ Drizzle | 16° / 13° | 71% · 3 mm | 30 km/h | 3 |
| sun., sep 20 | 🌦️ Light showers | 16° / 14° | 80% · 19 mm | 37 km/h | 3 |
| mán., sep 21 | 🌦️ Drizzle | 17° / 12° | 47% · 1 mm | 16 km/h | 2 |
| þri., sep 22 | ☁️ Skýjað | 15° / 10° | 17% | 16 km/h | 3 |
| mið., sep 23 | 🌦️ Light drizzle | 13° / 10° | 22% · 2 mm | 21 km/h | 2 |
| fim., sep 24 | 🌦️ Light drizzle | 14° / 11° | 7% · 3 mm | 20 km/h | 2 |
| fös., sep 25 | 🌥️ Þoka | 14° / 9° | 22% | 18 km/h | 2 |
| lau., sep 26 | 🌦️ Drizzle | 15° / 11° | 23% · 4 mm | 35 km/h | 2 |
| sun., sep 27 | ☁️ Skýjað | 14° / 10° | 22% | 26 km/h | 2 |
| mán., sep 28 | 🌦️ Drizzle | 14° / 12° | 22% · 6 mm | 25 km/h | 3 |
| þri., sep 29 | 🌦️ Light drizzle | 14° / 9° | 18% · 2 mm | 17 km/h | 2 |
The two-week trend
Cooling. The second half of the window averages 2°C cooler than the days immediately ahead.
The window averages 15°C against a september normal of 17°C - 2°C below.
Rigningfall over the next 7 days is close til normal for september (42 mm against a typical 21 mm).
What this means for Helsinki
Today is about average for september. The forecast high of 17°C is in line með the 17°C typical for this month.
A 100% chance means rain is expected over most of the area. Plan indoor alternatives.
Vindhviður til 55 km/h will push high-sided vehicles on exposed roads and bridges. Wet roads are likely; braking distances roughly double in heavy rain.
Above 60 degrees latitude, daylight swings enormously - summer nights barely darken and winter days are short.
Northern Hemisphere, so peak summer falls in júní til ágúst.
The gap between the warmest and coldest month averages 24°C.
What til pack, what til skip
- A packable rain shell - 6 of the next 7 days carry a real chance of rain
- Avoid exposed ridgelines, small boats and rooftop viewpoints while gusts stay above 55 km/h.
- If your dates are flexible, avoid janúar, febrúar and desember - historically the least comfortable months here.
Sjá spá fyrir Helsinki eftir tímabili
Helsinki weather - more answers
Explore Helsinki
Every topic we hold for this place, and the same topic for the places around it.
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Frequently asked questions
Where is Helsinki?
Helsinki is a city in Finnland. Its coordinates are 60.1699, 24.9384. It lies in Evrópa.
What is the weather like in Helsinki núna?
It is currently 15°C (59°F) með skýjað. Raki is 89% and wind is 28 km/h.
When is the best time til visit Helsinki?
maí, júní, júlí, ágúst and september offer the most comfortable conditions in Helsinki, which has a subarctic climate. janúar, febrúar and desember are usually the hardest months for outdoor plans.
What time zone is Helsinki in?
Helsinki observes Europe/Helsinki (UTC+03:00). The local time is 11:05 AM.
How many people live in Helsinki?
Helsinki has a population of approximately 660.000.
What is the nearest airport til Helsinki?
The closest airports are Helsinki Airport (HEL), 16 km away and Stockholm Arlanda Airport (ARN), 395 km away.
What places are in Helsinki?
Helsinki covers 1 places in this atlas, including Helsinki Airport.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (cities-world) - coordinates, hierarchy and facts. |
|---|---|
| Spá and observations | Open-Meteo (ECMWF and national models). |
| Loftgæði and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Loftslag averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown. |
Last updated september 16, 2026 at 11:05 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
