San Mateo weather — 10-day forecast

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

Now

Reading from 05:00 · DWD ICON global model

25 °C

Light showers

Feels like 30 °C

7.9 km/hforce 1

Next 12 h

  • 0525°94 %
  • 05:41Sunrise
  • 0625°93 %
  • 0726°92 %
  • 0826°92 %
  • 0927°90 %
  • 1027°92 %
  • 1127°89 %
  • 1227°93 %
  • 1327°93 %
  • 1427°93 %
  • 1527°92 %
  • 1627°93 %
  • 1727°93 %

25°05:00 27°11:00

Humidity
96 %
Dew point
25 °C
Gusts
29.5 km/h
Clouds
100 %
Pressure
1,004 hPa

Grid point 5.8 km away · 13.0 km grid · elevation 105 m

Air quality

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

Reading from 08:00
17
Good

Index set by Ozone

Ozone
42.6µg/m³
PM2.5
5.1µg/m³
PM10
5.8µg/m³
Nitrogen dioxide
7.1µg/m³
Sulphur dioxide
4.3µg/m³
Carbon monoxide
154.0µg/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.

25° → 29°

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

  • Today

    Showers100 %

    27°

    25°

  • Sun

    Showers100 %

    27°

    26°

  • Mon

    Light showers100 %

    28°

    26°

  • Tue

    Light showers100 %

    28°

    26°

  • Wed

    Light showers100 %

    28°

    26°

  • Thu

    Thunderstorm8 mm

    29°

    25°

  • Fri

    Thunderstorm10 mm

    29°

    26°

  • Sat

    Thunderstorm11 mm

    29°

    26°

  • Sun

    Thunderstorm8 mm

    29°

    26°

  • Mon

    Thunderstorm27 mm

    28°

    25°

Gusts · Sun 53.9 km/h · Sat 52.4 km/h · Mon 50.2 km/h

Sun and UV

Sunrise, sunset, day length and ultraviolet intensity.

Max UV4moderate
Sunrise
05:41
Daylight
12 h 42
Sunset
18:23

Radiation · 5.1 MJ/m²

Sea state

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

0.5 mperiod 3 s 249°

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

Data: ECMWF

Today in San Mateo the mean temperature will be 26.2 °C — -0.6 °C against the normal for 8 August, measured from 1940 to 2026. (1,290 obs.)

San Mateo climate — normals and trends