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 18:00 · DWD ICON global model

27 °C

Overcast

Feels like 28 °C

6.3 km/hforce 1

Next 12 h

  • 1827°
  • 18:13Sunset
  • 1926°
  • 2024°
  • 2124°
  • 2223°
  • 2323°
  • 0022°
  • 0122°
  • 0222°
  • 0321°
  • 0421°
  • 0521°
  • 0621°

↑ 27°18:00↓ 21°06:00

Humidity
61 %
Dew point
19 °C
Gusts
18.2 km/h
Clouds
100 %
Pressure
1,011 hPa ↑

Grid point 6.7 km away · 13.0 km grid · elevation 780 m

Air quality

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

Reading from 20:00
19
Good

Index set by PM2.5

PM2.5
9.4µg/m³
PM10
10.4µg/m³
Ozone
11.6µg/m³
Nitrogen dioxide
24.7µg/m³
Sulphur dioxide
1.9µg/m³
Carbon monoxide
568.0µg/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.

21° → 33°

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

  • Today

    Overcast100 %

    29°

    23°

  • Thu

    Partly cloudy96 %

    32°

    21°

  • Fri

    Thunderstorm96 %

    31°

    22°

  • Sat

    Partly cloudy90 %

    32°

    22°

  • Sun

    Partly cloudy38 %

    33°

    21°

  • Mon

    Partly cloudy16 %

    33°

    21°

  • Tue

    Partly cloudy

    33°

    21°

  • Wed

    Light showers4 mm

    31°

    23°

  • Thu

    Light drizzle1 mm

    30°

    22°

  • Fri

    Partly cloudy

    31°

    23°

Sun and UV

Sunrise, sunset, day length and ultraviolet intensity.

Max UV9very high
Sunrise
06:19
Daylight
11 h 54
Sunset
18:13

Radiation · 16.0 MJ/m²

Sea state

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

0.6 mperiod 5 s 42°

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 26.3 °C — +2.8 °C against the normal for 14 October, measured from 1940 to 2026. (1,290 obs.)

San Mateo climate — normals and trends →