Palo Alto

What is the climate like in Palo Alto?

The best time to visit Palo Alto is typically October – May, with trip comfort peaking in March (9.0/10). Palo Alto is warmest in May, when daily highs average 86°F (30°C), and coolest in January, when lows fall to about 44°F (6°C). The wettest month is typically July and the driest is April; the year sees roughly 21 in (525 mm) of precipitation.

• Best time to visitOctober – May — comfort peaks in March (9.0/10)
• Warmest monthMay — average high 86°F (30°C)
• Coolest monthJanuary — average low 44°F (6°C)
• Wettest monthJuly (5.4 in (137 mm))
• Driest monthApril (0.1 in (4 mm))
• Annual precipitation21 in (525 mm)
• Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
• Records fromJesus Teran Intl, 44 km away (1974-2025)