How accurate is the forecast for Nelson?

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

Nelson GB

June 27, 2026 · 2:50 am

17^°

Overcast

Feels like 18°C

Humidity: 86%
Wind: 3 km/h SW
Pressure: 1016 hPa
Cloud: 82%

UV index

Low

No protection needed.

Nearby weather

Cities near Nelson

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

2 km Treharris GB View forecast 2.3 km Gelligaer GB View forecast 3.1 km Abercynon GB View forecast 3.7 km Hengoed GB View forecast 4.9 km Bargoed GB View forecast 5.5 km Blackwood GB View forecast 6.5 km Abertridwr GB View forecast 6.9 km Pontypridd GB View forecast

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