San José climate

San José Weather in March

NASA POWER reanalysis for the half-degree grid cell around San José, 1991-2020; a grid cell is an area average and can differ from a thermometer in town by several degrees

Average highs run from 31°C on March 1 to 32°C on March 31, and lows from 24°C to 24°C. Normal precipitation for the month is 16 mm over about 3 wet days.

March day by day

The normal high and low for each date, in °C.

Normal daily high and low temperature at San José, in °C, with the record for each date.20253035151015202530
  • Normal low
  • Normal high
  • Reanalysis extreme high
  • Reanalysis extreme low

March at a glance

Average high
31°C
Average low
24°C
Precipitation
16 mm
Reanalysis high
34°CMar 31, 2016
Reanalysis low
21°CMar 1, 2001
Daylight
11 h 58 min to 12 h 12 min
Cloud cover
40%
Humidity
72%
Dew point
21°C
Wind
17.3 km/h

Every day of the month

A wet day has at least 1 mm of precipitation in the reanalysis.

DateNormal highNormal lowReanalysis highReanalysis lowChance wet
Mar 131°C24°C34°C 199821°C 20016%
Mar 231°C24°C33°C 199821°C 20016%
Mar 331°C24°C33°C 199821°C 20016%
Mar 431°C24°C32°C 199822°C 20016%
Mar 531°C24°C33°C 201522°C 20186%
Mar 631°C24°C33°C 199822°C 20186%
Mar 731°C24°C33°C 199822°C 20186%
Mar 831°C24°C34°C 199822°C 19947%
Mar 931°C24°C33°C 199822°C 19947%
Mar 1031°C24°C34°C 201022°C 20008%
Mar 1131°C24°C33°C 201022°C 19997%
Mar 1231°C24°C33°C 199322°C 19948%
Mar 1331°C24°C33°C 201622°C 19949%
Mar 1431°C24°C33°C 199122°C 200910%
Mar 1531°C24°C33°C 199122°C 19969%
Mar 1631°C24°C33°C 199122°C 199610%
Mar 1731°C24°C33°C 200522°C 202010%
Mar 1831°C24°C33°C 199823°C 200110%
Mar 1931°C24°C34°C 199823°C 200911%
Mar 2031°C24°C34°C 199823°C 201712%
Mar 2131°C24°C34°C 199823°C 199714%
Mar 2231°C24°C34°C 199822°C 199713%
Mar 2331°C24°C33°C 201322°C 199714%
Mar 2432°C24°C34°C 201022°C 199714%
Mar 2532°C24°C34°C 201022°C 199714%
Mar 2632°C24°C33°C 201622°C 200016%
Mar 2732°C24°C33°C 201022°C 202016%
Mar 2832°C24°C34°C 201722°C 199217%
Mar 2932°C24°C34°C 201723°C 199717%
Mar 3032°C24°C33°C 201622°C 199718%
Mar 3132°C24°C34°C 201623°C 199720%

Chance of rain

The chance of at least 1 mm of precipitation in the reanalysis on each date at San José, in percent.051015201102030
  • Chance of a wet day

Sunrise and sunset

Times for 2026, local time (EST).

March 1
sunrise 6:33 AM, sunset 6:31 PM
March 31
sunrise 6:18 AM, sunset 6:30 PM

Every day of March: sun and moon

Other months

Sources

Cloud, humidity, wind and sunshine, and temperature and precipitation: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-28. Sun and moon: computed with the NOAA solar equations and Meeus.