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      Heat Advisory
      until 3:00 PM AST
      Elev 130 ft, 18.466 °N 66.119 °W

      San Juan, PR

      San Juan Antiguo Station82°
      Updated: 7:15 AM AST on October 5, 2026 (GMT -4)
      7 minutes ago
      88°
      77°
      82
      Feels Like 88
      Fair
      N
      1
      Same temperature is expected today
      Wundermap
      50
      50
      575
      90
      50
      7
      0 mph
      50
      50
      50
      50
      50
      50
      Radar · Now
        Hyper-local data from Weather Underground's network of
        400,000+ personal weather stations worldwide
        Today
        Mon 10/05
        High 88°f
         38% Precip. / 0.24 in
        Scattered thunderstorms during the morning followed by a few showers this afternoon. High 88F. Winds E at 10 to 20 mph. Chance of rain 40%.
        Tonight
        Mon 10/05
        Low 79°f
         11% Precip. / 0 in
        Mainly clear. Low 79F. Winds SE at 5 to 10 mph.
        Tomorrow
        Tue 10/06
        High 89°f78°f
         24% Precip. / 0 in
        Partly cloudy skies in the morning will give way to cloudy skies during the afternoon. High 89F. Winds E at 10 to 20 mph.
        Hourly Forecast
        Now
        80°
        8AM
        82°
        9AM
        85°
        10AM
        87°
        11AM
        88°
        12PM
        39%
        87°
        1PM
        85°
        2PM
        30%
        86°
        3PM
        38%
        87°
        4PM
        87°
        5PM
        87°
        6PM
        85°
        6:09PM
        Sunset
        7PM
        84°
        8PM
        83°
        9PM
        83°
        10PM
        82°
        11PM
        82°
        12AM
        81°
        1AM
        81°
        2AM
        81°
        3AM
        80°
        4AM
        80°
        5AM
        80°
        6AM
        80°
        6:15AM
        Sunrise
        7AM
        80°
        Precipitation
        39%
        Thunderstorms possible after 12 PM
        Pollen
        None
        Air Quality
        32
        Good
        UV Index
        1
        Low
        Additional Conditions
        1. Pressure 29.96 in
        2. Visibility 10 miles
        3. Clouds Partly Cloudy
        4. Dew Point74°F
        5. Humidity 81%
        6. Rainfall 0.25 in
        7. Snow Depth 0 in
         TJIG Station History
        Almanac for October 5, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 88°F 90°F 97°F 2015
        4. Low 77°F 72°F 66°F 1993
        5. Rain/Snow Depth
        6. Precipitation 0.24 in - in -
        7. Snow 0 in - in -
        Almanac for October 6, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 89°F 90°F 97°F
        4. Low 79°F 72°F 66°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:15 AM 6:09 PM
        3. Civil Twilight 5:54 AM 6:31 PM
        4. Nautical Twilight 5:28 AM 6:56PM
        5. Astronomical Twilight 5:03 AM 7:22 PM
        1. Length of Visible Light 12h 37m
        2. Length of Day 11h 53m
        3. Tomorrow will be 1 minute 3 seconds shorter
        1. Moon 1:26 AM 2:50 PM
        2. Waning Crescent31% of the Moon is Illuminated
        Oct 10
        New Moon
        Oct 18
        Waxing Half First Qtr
        Oct 26
        Full Moon
        Nov 1
        Waning Half Last Qtr
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