How accurate is the forecast for City of Westminster?

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

City of Westminster GB

May 12, 2026 · 12:56 am

8^°

Overcast

Feels like 5°C

Humidity: 58%
Wind: 5 km/h ESE
Pressure: 1016 hPa
Cloud: 81%

Air quality

Good

PM2.5: 6.9 µg/m³
PM10: 12.9 µg/m³
O₃: 46 µg/m³
NO₂: 37.7 µg/m³
SO₂: 2.8 µg/m³
CO: 175 µg/m³

Nearby weather

Cities near City of Westminster

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

0.6 km Vincent Square GB View forecast 1 km Pimlico GB View forecast 1.1 km St James's GB View forecast 1.4 km London GB View forecast 1.7 km Lambeth GB View forecast 1.7 km West End GB View forecast 1.9 km Soho GB View forecast 2.3 km Knightsbridge and Belgravia GB View forecast

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