San Juan weather — 10-day forecast

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

Now

Reading from 20:00 · DWD ICON global model

24 °C

Thunderstorm

Feels like 27 °C

5.4 km/hforce 1

Next 12 h

  • 2024°74 %
  • 2123°12 %
  • 2223°13 %
  • 2323°13 %
  • 0022°15 %
  • 0122°15 %
  • 0222°15 %
  • 0321°15 %
  • 0421°15 %
  • 0521°
  • 0620°
  • 06:39Sunrise
  • 0720°
  • 0823°

↑ 24°20:00↓ 20°07:00

Humidity
89 %
Dew point
22 °C
Gusts
14.2 km/h
Clouds
100 %
Pressure
1,016 hPa ↑
Storm
possible

Grid point 6.8 km away · 13.0 km grid · elevation 560 m

Air quality

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

Reading from 20:00
13
Good

Index set by PM2.5

PM2.5
6.5µg/m³
PM10
6.6µg/m³
Ozone
28.0µg/m³
Nitrogen dioxide
6.6µg/m³
Sulphur dioxide
1.5µg/m³
Carbon monoxide
160.0µg/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.

19° → 32°

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

  • Today

    Thunderstorm58 %

    29°

    22°

  • Thu

    Mainly clear58 %

    32°

    20°

  • Fri

    Thunderstorm80 %

    31°

    21°

  • Sat

    Overcast80 %

    31°

    21°

  • Sun

    Mainly clear42 %

    32°

    19°

  • Mon

    Thunderstorm42 %

    32°

    20°

  • Tue

    Light drizzle1 mm

    32°

    21°

  • Wed

    Light rain5 mm

    31°

    21°

  • Thu

    Thunderstorm0 mm

    29°

    20°

  • Fri

    Thunderstorm0 mm

    29°

    21°

Sun and UV

Sunrise, sunset, day length and ultraviolet intensity.

Max UV7high
Sunrise
06:39
Daylight
11 h 44
Sunset
18:23

Radiation · 15.3 MJ/m²

Today in San Juan the mean temperature will be 26.0 °C — +3.8 °C against the normal for 14 October, measured from 1940 to 2026. (1,290 obs.)

San Juan climate — normals and trends →