Cool
Average highs are around 17°C, so pack for cooler days.
March verdict
San Jose, California, United States in March
Weather score37Poor
Poor for holiday weather
Average highs are around 17°C, so pack for cooler days. Sunshine averages 8.7h per day, so bright days are a strong part of the month. Rainfall averages 82mm, so some wet days are possible.
March weather
Monthly averages
Temp
17°C
Rain
82mm
Sun
8.7h
Sea
12°C
Weather score
37
Poor
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Showers
Rainfall averages 82mm, so some wet days are possible.
Bright
Sunshine averages 8.7h per day, so bright days are a strong part of the month.
Cool sea
Sea temperatures average 12°C, so the water can feel cool.
Map
Weather map
Compare San Jose, California, United States with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
March17°C average high
March is on the cooler side of San Jose's year, useful if you prefer less intense daytime heat.
Warmest monthsJune to September
This stretch sets the upper range for average daytime heat.
Rain
March82mm average rain
March is wetter than San Jose's yearly average, so flexible plans matter more.
Driest monthsApril to October
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
March8.7 hours average sun
March sits close to San Jose's yearly sunshine average, so it is a middle-of-the-pack month for bright days.
Brightest monthsApril to August
This stretch has the strongest sunshine in the monthly averages.
Sea temperature
March12°C average sea
March is one of the coolest sea months, so the water may feel fresher than in peak months.
Warmest seaJuly to October
Sea temperatures are usually near 14°C in this stretch, so swimming comfort is at its strongest.
Weather score
March37 weather score
March scores below San Jose's yearly average, so the weather trade-offs are more noticeable.
Best weather monthsJune to September
These months have the strongest weather score in the monthly averages.
