, °C

Personalized Forecasts

Featured Forecast

My Favorite Forecasts

    My Recent Locations

    • Today

      Sep 25

      37° /24°C
      Times of clouds and sun
      • Excellent
      • for travel
      • Rain: 2 mm
      • Wind Speed: 7 k/h
      • T-storms: 40%
    • Mon

      Sep 26

      31° /24°
      A thunderstorm in spots
      • Excellent
      • for travel
      • Rain: 2 mm
      • Wind Speed: 7 k/h
      • T-storms: 60%
      More
    • Tue

      Sep 27

      31° /23°
      A thunderstorm in spots
      • Excellent
      • for travel
      • Rain: 3 mm
      • Wind Speed: 9 k/h
      • T-storms: 40%
      More
    • Wed

      Sep 28

      32° /24°
      A thunderstorm in spots
      • Excellent
      • for travel
      • Rain: 1 mm
      • Wind Speed: 9 k/h
      • T-storms: 60%
      More
    • Thu

      Sep 29

      32° /24°
      An afternoon thunderstorm
      • Excellent
      • for travel
      • Rain: 3 mm
      • Wind Speed: 15 k/h
      • T-storms: 40%
      More

    Day

    37°Hi RealFeel® 47° Precipitation 40%
    Times of clouds and sun
    • E 7 km/h
    • Gusts: 15 km/h
    • Max UV Index: 10 (Extreme)
    • Thunderstorms: 40%
    • Precipitation: 1 mm
    • Rain: 1 mm
    • Snow: 0 CM
    • Ice: 0 mm
    • Hours of Precipitation: 0.5 hrs
    • Hours of Rain: 0.5 hrs

    Night

    24°Lo RealFeel® 27° Precipitation 55%
    An evening shower or thunderstorm around; otherwise, partly cloudy
    • NNE 4 km/h
    • Gusts: 7 km/h
    • Max UV Index: N/A
    • Thunderstorms: 60%
    • Precipitation: 1 mm
    • Rain: 1 mm
    • Snow: 0 CM
    • Ice: 0 mm
    • Hours of Precipitation: 0.5 hrs
    • Hours of Rain: 0.5 hrs

    Temperature History

    more Historical Weather Data >
      Today Normal Record 9/25/2015
    High 37° 31° N/A 33°
    Low 24° 22° N/A 25°

    Sunrise/Sunset

    • Sunrise: 6:30 AM
    • Sunset: 6:33 PM
    • Duration: 12:03 hr

    Moonrise/Moonset

    • Moonrise: 1:47 AM
    • Moonset: 2:59 PM
    • Duration: 13:12 hr
    Astronomy

    San Juan Weather Report

    Atlantic's next tropical storm to likely form in Caribbean later this week

    September 25, 2016; 2:44 PM ET

    A tropical wave is likely to become the Atlantic Basin's next tropical storm as it approaches or crosses the Caribbean Sea later this week and potentially pose eventual threats to North America. More >