San Jose weather — 10-day forecast

Temperature, rain, wind and feels-like in San Jose, hour by hour and over 10 days, with the seasonal normal for context.

Now

Reading from 12:00 · DWD ICON global model

29 °C

Thunderstorm

Feels like 31 °C

27.0 km/hforce 4

Next 12 h

  • 1229°89 %
  • 1329°86 %
  • 1430°
  • 1530°42 %
  • 1630°43 %
  • 1729°72 %
  • 1829°44 %
  • 18:45Sunset
  • 1929°44 %
  • 2029°44 %
  • 2129°
  • 2229°
  • 2329°
  • 0029°

30°15:00 29°20:00

Humidity
82 %
Dew point
26 °C
Gusts
47.4 km/h
Clouds
99 %
Pressure
1,007 hPa ↓
UV
9 · very high
Storm
possible

Grid point 3.6 km away · 13.0 km grid · elevation 24 m

Air quality

The European air-quality index for the city, and the pollutants that set it.

Reading from 10:00
17
Good

Index set by PM2.5

PM2.5
8.4µg/m³
PM10
13.8µg/m³
Ozone
39.2µg/m³
Nitrogen dioxide
0.0µg/m³
Sulphur dioxide
0.3µg/m³
Carbon monoxide
104.0µg/m³
Dust (AOD)
0.00

Generated using Copernicus Atmosphere Monitoring Service information

Hour by hour

Step-by-step detail: temperature, wind, cloud cover and ultraviolet.

Estimated from a deterministic model, not an ensemble probability.
°C

10 days

Each day's extremes and the chance of rain, out to the end of the run.

28° → 30°

Rain probability (> 1 mm): 50 ECMWF ensemble members.

  • Today

    Thunderstorm90 %

    30°

    28°

  • Sun

    Thunderstorm84 %

    30°

    28°

  • Mon

    Thunderstorm96 %

    29°

    28°

  • Tue

    Thunderstorm98 %

    29°

    28°

  • Wed

    Thunderstorm96 %

    28°

    28°

  • Thu

    Light drizzle3 mm

    30°

    28°

  • Fri

    Thunderstorm9 mm

    29°

    28°

  • Sat

    Thunderstorm9 mm

    29°

    28°

  • Sun

    Thunderstorm8 mm

    29°

    28°

  • Mon

    Thunderstorm6 mm

    29°

    28°

Gusts · Sun 58.1 km/h · Mon 53.6 km/h · Tue 57.5 km/h · Wed 59.0 km/h · Thu 55.7 km/h · Fri 54.1 km/h · Sat 60.0 km/h · Sun 54.5 km/h

Sun and UV

Sunrise, sunset, day length and ultraviolet intensity.

Max UV10very high
Sunrise
06:02
Daylight
12 h 43
Sunset
18:45

Radiation · 19.6 MJ/m²

Sea state

Sea state at the marine grid point closest to the city.

2.8 mperiod 10 s 272°

Significant height: the mean of the highest third of waves. Individual waves reach about twice it.

Data: ECMWF

Today in San Jose the mean temperature will be 28.8 °C — +1.5 °C against the normal for 8 August, measured from 1940 to 2026. (1,290 obs.)

San Jose climate — normals and trends