San Jose · April
Run in the morning.
Cool month: average high 69°F, low 49°F. Cool, runnable conditions throughout — morning still has the steadiest air and lightest wind.
Avg high / low
69° / 49°F
Humidity
67%
Rain days
6/mo
Wind
11 mph
What April feels like in San Jose
Sunrise
06:32
Mid-month average
Sunset
19:43
Mid-month average
Time-of-day breakdown
Morning
Steady cool air, low wind, and good light. The standard runner window in most months.
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 Jose in April
The kit for April in San Jose: a long-sleeve or light jacket for the first mile.
April vs the surrounding months
vs March
+5° avg high
-6 rain days
San Jose in March →
April
69°F avg high
6 rain days
Best: morning
vs May
-5° avg high
+1 rain days
San Jose in May →
Frequently Asked Questions
What is the best time of day to run in San Jose in April?+
Morning. Cool, runnable conditions throughout — morning still has the steadiest air and lightest wind.
What's the average temperature in San Jose in April?+
Average high 69°F, average low 49°F.
How does April compare to surrounding months in San Jose?+
Compared to March (avg high 65°F), April is warmer. Compared to May (avg high 74°F), April is cooler.
Does it rain often in San Jose in April?+
Expect about 6 measurable rain days in April, on average.