Helsinki Climate and Average Weather
Climate of Helsinki: average temperatures, rainfall and seasons month by month.
Climate in Helsinki month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Month | Avg high | Avg low | Rainfall | Rating |
|---|---|---|---|---|
| January | 27° | 17° | 2,1 in | ★★☆☆☆ |
| February | 27° | 18° | 1,7 in | ★★☆☆☆ |
| March | 39° | 30° | 1,1 in | ★★★☆☆ |
| April | 46° | 34° | 2,3 in | ★★★☆☆ |
| May | 58° | 45° | 1,1 in | ★★★★☆ |
| June | 65° | 54° | 3,1 in | ★★★★☆ |
| July | 71° | 60° | 3,5 in | ★★★★☆ |
| August | 68° | 57° | 2,5 in | ★★★★☆ |
| September | 63° | 54° | 3,6 in | ★★★★☆ |
| October | 49° | 41° | 3,3 in | ★★★☆☆ |
| November | 40° | 34° | 3,2 in | ★★☆☆☆ |
| December | 35° | 28° | 2,8 in | ★★☆☆☆ |
Climate type: Subarctic. Source: Open-Meteo archive (ERA5).
Recent extremes in Helsinki
Highest and lowest readings observed in the last 3 years of reanalysis data - not all-time records.
How Helsinki compares with nearby places
Annual averages, and the difference against Helsinki.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| Estonia | 51 mi | 45°F | about the same | 32 in |
| Latvia | 225 mi | 47°F | +35°F warmer | 33 in |
| Stockholm Arlanda Airport | 246 mi | 46°F | +33°F warmer | 25 in |
| Sweden | 246 mi | 46°F | +34°F warmer | 24 in |
| Stockholm | 246 mi | 46°F | +34°F warmer | 24 in |
Climate by airport in Helsinki
1 airports mapped in this atlas
Best time to visit Helsinki
Go in May, June, July, August and September. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: January, February and December - expect the least comfortable mix of heat, cold or rain.
What this means for Helsinki
Today is cooler than average for August. The forecast high of 60°F is 7.9°F below the 68°F typical for this month.
A 100% chance means rain is expected over most of the area. Plan indoor alternatives.
Gusts to 43 mph 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 June to August.
The gap between the warmest and coldest month averages 75°F.
What to pack, what to skip
- Normal seasonal clothing - nothing unusual is needed this week
- Avoid exposed ridgelines, small boats and rooftop viewpoints while gusts stay above 43 mph.
- If your dates are flexible, avoid January, February and December - historically the least comfortable months here.
Summary
Helsinki is a city in Finland. Helsinki is known for Design district and Baltic islands. It has a population of about 660.000.
Right now it is 59°F (15°C) in Helsinki with drizzle. It feels like 53°F. Today runs from 59°F to 60°F. Chance of precipitation is 100%. Sightseeing conditions score 5.1/10 - marginal.
The best time to visit Helsinki is May, June, July, August and September. The climate is subarctic. January, February and December tend to be the least comfortable months. July is the warmest month with average highs near 71°F, while January is the coldest with lows near 17°F.
The closest major airport is Helsinki Airport (HEL), about 10 mi away.
In plain terms. Today is cooler than average for August. The forecast high of 60°F is 7.9°F below the 68°F typical for this month. The best window to be outside is roughly 6 PM to 9 PM, when temperature, rain chance and wind line up best. fishing is the strongest bet in Helsinki today at 8.1/10. Gusts to 43 mph will push high-sided vehicles on exposed roads and bridges. Wet roads are likely; braking distances roughly double in heavy rain.
Compiled from this page's own data: atlas facts plus live Open-Meteo readings.
Quick facts about Helsinki
Weather map for Helsinki
Animated model layers. Pick a layer to load it.
Animated layers by Windy. For pin-level detail and nearby places, see the interactive map below.
Explore Helsinki
Every topic we hold for this place, and the same topic for the places around it.
Climate 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 59°F (15°C) with drizzle. Humidity is 89% and wind is 19 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 10:29 PM.
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 23, 2026 at 10:29 PM local time. Live blocks refresh every 15 minutes; climate averages monthly.
