How accurate is the forecast for Ultimo?

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

Ultimo AU

May 12, 2026 · 12:39 am

19^°

Light drizzle

Feels like 18°C

Humidity: 72%
Wind: 20 km/h SSE
Pressure: 1035 hPa
Cloud: 42%

May 17, 2026 · May 17, 2026

Light drizzle

21°C · 14°C

Rain: 1.9 mm · UV: 3.8 · Wind: 16 km/h

Nearby weather

Cities near Ultimo

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

0.8 km Haymarket AU View forecast 0.9 km Pyrmont AU View forecast 1.1 km Chippendale AU View forecast 1.2 km Glebe AU View forecast 1.4 km Sydney AU View forecast 1.6 km Surry Hills AU View forecast 1.7 km Sydney Central Business District AU View forecast 1.8 km Redfern AU View forecast

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