How accurate is the forecast for Nakano?

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.

ClimaMap

Nakano JP

May 12, 2026 · 12:39 am

20^°

Mainly clear

Feels like 21°C

Humidity: 71%
Wind: 1 km/h S
Pressure: 1016 hPa
Cloud: 23%

Tomorrow · May 13, 2026

Overcast

24°C · 13°C

Rain: 0 mm · UV: 7.8 · Wind: 5 km/h

Nearby weather

Cities near Nakano

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