How accurate is the forecast for Herttoniemi?

Forecasts are pulled from leading meteorological models and refreshed automatically every 30 minutes. Short-range accuracy (next 24 hours) is typically within 1–2°C and 80–90% for precipitation.

How often is the data updated?

Current conditions and the hourly outlook refresh every 30 minutes; daily forecasts every hour.

What does the air-quality (AQI) value mean?

We display the European AQI on a scale from Good (0–20) to Extremely poor (>100), blending PM2.5, PM10, NO₂ and O₃.

Clima Map

Herttoniemi FI

June 18, 2026 · 12:19 am

14^°

Ciel dégagé

Ressenti 12°C

Humidité: 84%
Vent: 21 km/h WNW
Pression: 1007 hPa
Cloud: 0%

June 20, 2026 · June 20, 2026

Couvert

20°C · 15°C

Pluie : 0 mm · UV: 6.2 · Vent : 18 km/h

Météo proche

Villes près de Herttoniemi

Compare weather conditions in surrounding cities and open any local forecast instantly.

1.4 km Länsi-Herttoniemi FI View forecast 1.6 km Roihuvuori FI View forecast 2.2 km Laajasalo FI View forecast 2.2 km Uppby FI View forecast 3.1 km Viikki FI View forecast 3.2 km East Helsinki FI View forecast 3.3 km Kalasatama FI View forecast

Weather notice Forecasts are for general planning. During severe weather, follow official alerts and local authority instructions.