San Francisco · March
Run in the morning.
Cool month: average high 59°F, low 48°F. Humidity averages 79% — the limiting factor on most runs. Cool, runnable conditions throughout — morning still has the steadiest air and lightest wind.
Avg high / low
59° / 48°F
Humidity
79%
Rain days
11/mo
Wind
15 mph
What March feels like in San Francisco
Sunrise
07:18
Mid-month average
Sunset
19:17
Mid-month average
Time-of-day breakdown
Morning
Coolest, driest air of the day. The window before sunrise is the most reliable comfortable hour.
Midday
Mild but UV and traffic peak. Workable if you don't mind shifting your pace.
Evening
Warm and runnable. Crowded routes but the air's typically calm.
What to wear running in San Francisco in March
The kit for March in San Francisco: a long-sleeve or light jacket for the first mile, a wind-blocking layer for exposed routes.
March vs the surrounding months
vs February
+1° avg high
+3 rain days
San Francisco in February →
March
59°F avg high
11 rain days
Best: morning
vs April
-2° avg high
+6 rain days
San Francisco in April →
Frequently Asked Questions
What is the best time of day to run in San Francisco in March?+
Morning. Cool, runnable conditions throughout — morning still has the steadiest air and lightest wind.
What's the average temperature in San Francisco in March?+
Average high 59°F, average low 48°F.
How does March compare to surrounding months in San Francisco?+
Compared to February (avg high 59°F), March is warmer. Compared to April (avg high 61°F), March is cooler.
Does it rain often in San Francisco in March?+
Expect about 11 measurable rain days in March, on average.