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 17:00 · DWD ICON global model
30 °C
Thunderstorm
Feels like 36 °C
Next 12 h
- 1731°82 %
- 17:45Sunset
- 1830°
- 1928°45 %
- 2028°10 %
- 2128°11 %
- 2227°11 %
- 2327°11 %
- 0027°12 %
- 0126°
- 0226°12 %
- 0326°14 %
- 0425°15 %
- 0526°14 %
↑ 31°17:00↓ 25°04:00
- Humidity
- 74 %
- Dew point
- 25 °C
- Gusts
- 18.3 km/h
- Clouds
- 100 %
- Pressure
- 1,007 hPa ↑
- Storm
- likely
Grid point 4.5 km away · 13.0 km grid · elevation 88 m
Air quality
The European air-quality index for the city, and the pollutants that set it.
Index set by PM2.5
- PM2.5
- 13.2µg/m³
- PM10
- 13.4µg/m³
- Ozone
- 17.8µg/m³
- Nitrogen dioxide
- 1.3µg/m³
- Sulphur dioxide
- 0.3µg/m³
- Carbon monoxide
- 192.0µg/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.
10 days
Each day's extremes and the chance of rain, out to the end of the run.
Rain probability (> 1 mm): 50 ECMWF ensemble members.
Today
Thunderstorm88 %
34°
27°
Thu
Thunderstorm94 %
33°
25°
Fri
Thunderstorm100 %
33°
24°
Sat
Thunderstorm100 %
32°
25°
Sun
Thunderstorm98 %
30°
26°
Mon
Thunderstorm94 %
33°
25°
Tue
Thunderstorm13 mm
31°
26°
Wed
Thunderstorm15 mm
29°
26°
Thu
Thunderstorm10 mm
27°
25°
Fri
Thunderstorm13 mm
26°
25°
Sun and UV
Sunrise, sunset, day length and ultraviolet intensity.
- Sunrise
- 05:34
- Daylight
- 12 h 11
- Sunset
- 17:45
Radiation · 21.0 MJ/m²
Today in San Juan the mean temperature will be 30.4 °C — +4.6 °C against the normal for 14 October, measured from 1940 to 2026. (1,290 obs.)