Herttoniemi weather
At 5:45 AM local time it was cloudy and 7°C (44°F). Light rain for 8 of the next 24 hours (under 1 mm/h, 2.1 mm total) — cloudy, but fine to be out. Best months for weather: Jun–Aug. Below: today's sky, the hour-by-hour rain chance and the 16-day forecast for Herttoniemi, Uusimaa, Finland.
Current conditions
- Clouds
- 98%
- Chance of rain
- 0%
- Rain
- 0.0 mm/h
Hourly Forecast
Light rain for 8 of the next 24 hours (under 1 mm/h, 2.1 mm total) — cloudy, but fine to be out
Daily Forecast
Best Time to Visit
Peak season Jun–AugOff season Oct–Apr
About Herttoniemi weather
Is it raining in Herttoniemi right now?
No. It’s cloudy and 7° right now. Light rain for 8 of the next 24 hours (under 1 mm/h, 2.1 mm total) — cloudy, but fine to be out.
What’s the weather like in Herttoniemi this week?
Over the next 7 days, expect highs of 4–9° and lows of -1–6°. Rain is likely on 2 of 7 days (Sunday, Monday). The driest day looks like Friday.
Has it been raining in Herttoniemi lately?
In the past 7 days, Herttoniemi had 2 rainy days and 12.4 mm of rain in total.
What should I pack for Herttoniemi?
For the coming week, bring an umbrella or rain jacket and a warm winter coat.
Herttoniemi weather by month
When is the best time to visit Herttoniemi?
Based on weather alone, the best time to visit Herttoniemi is Jun–Aug, according to NASA's 2001–2025 climate averages. Oct–Apr tends to be the least pleasant. Average highs run from -2°C (28°F) in February to 20°C (67°F) in July.
What is the rainiest month in Herttoniemi?
October is the wettest month, with about 80 mm (3.1 in) of rain on average. April is the driest, with about 41 mm (1.6 in).
What is the hottest month in Herttoniemi?
July is the warmest, with average highs of 20°C (67°F) and lows of 16°C (60°F). February is the coolest, with highs of -2°C (28°F) and lows of -5°C (22°F).
Does Herttoniemi have a rainy season?
Not a strong one. No month averages more than 150 mm of rain; the wettest is October at about 80 mm (3.1 in).
How warm is the sea in Herttoniemi?
The sea is warmest in August at about 20°C (68°F) and coolest in February at about 0°C (32°F). It stays cool all year.
Sources: 2001–2025 monthly averages from NASA POWER (MERRA-2 reanalysis), sea temperature from Open-Meteo Marine, forecast and current conditions from Open-Meteo. Page updated . How we rate months