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      Elev 551 ft, 18.258 °N 66.722 °W

      Arenas, PR

      Updated: 11:41 PM AST on October 4, 2026 (GMT -4)
      4 minutes ago
      88°
      71°
      74
      Feels Like 74
      Fair
      N
      1
      Same temperature is expected tomorrow
      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
        Tonight
        Sun 10/04
        Low 72°f
        12% Precip. / 0 in
        Partly cloudy. Low 72F. Winds light and variable.
        Tomorrow
        Mon 10/05
        High 88°f
        55% Precip. / 0.29 in
        Partial cloudiness early, with scattered showers and thunderstorms in the afternoon. High 88F. Winds E at 5 to 10 mph. Chance of rain 60%.
        Tomorrow night
        Mon 10/05
        Low 73°f
        12% Precip. / 0 in
        Clear skies. Low 73F. Winds light and variable.
        Hourly Forecast
        Now
        74°
        12AM
        74°
        1AM
        73°
        2AM
        73°
        3AM
        73°
        4AM
        73°
        5AM
        73°
        6AM
        73°
        6:17AM
        Sunrise
        7AM
        75°
        8AM
        79°
        9AM
        83°
        10AM
        86°
        11AM
        88°
        12PM
        38%
        88°
        1PM
        52%
        87°
        2PM
        42%
        87°
        3PM
        56%
        85°
        4PM
        48%
        84°
        5PM
        56%
        83°
        6PM
        36%
        81°
        6:11PM
        Sunset
        7PM
        79°
        8PM
        78°
        9PM
        77°
        10PM
        77°
        11PM
        76°
        Additional Conditions
        1. Pressure 30 in
        2. Visibility 7 miles
        3. Clouds Partly Cloudy
        4. Dew Point72°F
        5. Humidity 95%
        6. Rainfall 0.26 in
        7. Snow Depth 0 in
        TJAB Station History
        Almanac for October 4, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 88°F 88°F 96°F 1941
        4. Low 71°F 66°F 61°F 1994
        5. Rain/Snow Depth
        6. Precipitation 0 in 0.36 in -
        7. Snow 0 in - in -
        Almanac for October 5, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 88°F 88°F 96°F
        4. Low 72°F 66°F 61°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:17 AM 6:12 PM
        3. Civil Twilight 5:56 AM 6:34 PM
        4. Nautical Twilight 5:30 AM 6:59PM
        5. Astronomical Twilight 5:05 AM 7:25 PM
        1. Length of Visible Light 12h 38m
        2. Length of Day 11h 54m
        3. Tomorrow will be 1 minute 1 second shorter
        1. Moon 12:25 AM 2:04 PM
        2. Waning Crescent43% 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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