Average temperatures, rainfall and packing tips for San Francisco, United States in May
🌡️ Avg high
19°C
🌙 Avg low
10°C
🌧️ Rainfall
~20 mm
📊 Warmth rank
#6 of 12
May in San Francisco at a glance
May in San Francisco is typically mild, with average daytime highs around 19°C and nights near 10°C. Temperature-wise it sits mid-range for San Francisco (the 6th warmest month).
Rainfall is light in May: roughly 20 mm across the whole month.
What to pack for San Francisco in May
Medium layers: long sleeves and a sweater
A light-to-medium jacket
San Francisco - year at a glance
HighLow · May highlighted
Is May a good time to visit San Francisco?
🧳 May is one of the most comfortable months to visit San Francisco - daytime temperatures sit in a pleasant range and it's a good pick for sightseeing and time outdoors.
In May, San Francisco averages a daytime high of about 19°C and a night-time low of around 10°C, based on recent historical data.
Does it rain in San Francisco in May?
Rainfall is light in May: roughly 20 mm across the whole month.
Is May a good time to visit San Francisco?
May is one of the most comfortable months to visit San Francisco - daytime temperatures sit in a pleasant range and it's a good pick for sightseeing and time outdoors.