San Rafael

What is the climate like in San Rafael?

San Rafael is comfortable to visit year-round; trip comfort peaks in March (8.7/10). San Rafael is warmest in January, when daily highs average 91°F (33°C), and coolest in July, when lows fall to about 37°F (3°C). The wettest month is typically January and the driest is July; the year sees roughly 16 in (406 mm) of precipitation.

• Best time to visitYear-round — comfort peaks in March (8.7/10)
• Warmest monthJanuary — average high 91°F (33°C)
• Coolest monthJuly — average low 37°F (3°C)
• Wettest monthJanuary (2.1 in (53 mm))
• Driest monthJuly (0.5 in (13 mm))
• Annual precipitation16 in (406 mm)
• Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
• Records fromSan Rafael, 7 km away (1973-2025)