How accurate is the forecast for San Francisco?

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

San Francisco CR

June 22, 2026 · 4:22 am

19^°

Nublado

Sensación 20°C

Humedad: 93%
Viento: 10 km/h NE
Presión: 1016 hPa
Cloud: 100%

Índice UV

Bajo

No protection needed.

Clima cercano

Ciudades cerca de San Francisco

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

1.4 km Heredia CR View forecast 1.4 km Mercedes Norte CR View forecast 3 km San Josecito CR View forecast 3.4 km San Pablo CR View forecast 3.4 km Llorente CR View forecast 6.4 km San Juan CR View forecast 6.5 km Colima CR View forecast 6.5 km San Antonio CR View forecast

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