Helsinki Weather Forecast
Helsinki weather: 54°F, clear. Hourly forecast, 14-day outlook, UV, air quality and the best time to visit.
14-day forecast for Helsinki
Daily highs and lows, precipitation and UV.
| Day | Conditions | High / Low | Precip | Wind | UV |
|---|---|---|---|---|---|
| Tue, Aug 25 | ☁️ Overcast | 68° / 53° | 2% | 11 mph | 4 |
| Wed, Aug 26 | ☁️ Overcast | 70° / 59° | 16% | 8 mph | 5 |
| Thu, Aug 27 | ☁️ Overcast | 66° / 58° | 17% | 6 mph | 3 |
| Fri, Aug 28 | ☁️ Overcast | 65° / 53° | 14% | 9 mph | 4 |
| Sat, Aug 29 | 🌧️ Showers | 63° / 61° | 32% · 0,4 in | 19 mph | 3 |
| Sun, Aug 30 | 🌧️ Showers | 64° / 60° | 63% · 0,9 in | 18 mph | 3 |
| Mon, Aug 31 | 🌦️ Light drizzle | 66° / 62° | 67% · 0,2 in | 13 mph | 4 |
| Tue, Sep 1 | 🌦️ Light drizzle | 64° / 58° | 61% · 0,2 in | 13 mph | 3 |
| Wed, Sep 2 | 🌦️ Light drizzle | 67° / 56° | 57% · 0,0 in | 11 mph | 4 |
| Thu, Sep 3 | ☁️ Overcast | 68° / 55° | 39% | 10 mph | 4 |
| Fri, Sep 4 | 🌦️ Drizzle | 61° / 55° | 42% · 0,2 in | 11 mph | 3 |
| Sat, Sep 5 | 🌦️ Light drizzle | 57° / 52° | 57% · 0,2 in | 10 mph | 4 |
| Sun, Sep 6 | 🌥️ Fog | 60° / 46° | 38% | 4 mph | 4 |
| Mon, Sep 7 | 🌦️ Drizzle | 60° / 52° | 33% · 0,2 in | 12 mph | 3 |
The two-week trend
Cooling. The second half of the window averages 36°F cooler than the days immediately ahead.
The window averages 64°F against a August normal of 68°F - 36°F below.
The next 7 days carry about 2.5 times a normal week's rain for August (1,5 in against 0,6 in).
What this means for Helsinki
Today is about average for August. The forecast high of 68°F is in line with the 68°F typical for this month.
Rain is very unlikely today - plans do not need a backup.
No weather-related travel disruption is expected today. Roads and airports should run normally.
Above 60 degrees latitude, daylight swings enormously - summer nights barely darken and winter days are short.
Northern Hemisphere, so peak summer falls in June to August.
The gap between the warmest and coldest month averages 75°F.
What to pack, what to skip
- A packable rain shell - 2 of the next 7 days carry a real chance of rain
- If your dates are flexible, avoid January, February and December - historically the least comfortable months here.
See the Helsinki forecast by time range
Helsinki weather - more answers
Explore Helsinki
Every topic we hold for this place, and the same topic for the places around it.
Weather for related places
Frequently asked questions
Where is Helsinki?
Helsinki is a city in Finland. Its coordinates are 60.1699, 24.9384. It lies in Europe.
What is the weather like in Helsinki right now?
It is currently 54°F (12°C) with clear. Humidity is 82% and wind is 10 mph.
When is the best time to visit Helsinki?
May, June, July, August and September offer the most comfortable conditions in Helsinki, which has a subarctic climate. January, February and December 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 4:06 AM.
How many people live in Helsinki?
Helsinki has a population of approximately 660.000.
What is the nearest airport to Helsinki?
The closest airports are Helsinki Airport (HEL), 10 mi away and Stockholm Arlanda Airport (ARN), 246 mi 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. |
|---|---|
| Forecast and observations | Open-Meteo (ECMWF and national models). |
| Air quality and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Climate 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 August 25, 2026 at 4:06 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
