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      Elev 10 ft, 32.163 °S 53.008 °W

      Arroio Grande, BR

      Arroio Grande Station63°
      Updated: 6:03 AM GMT-03:00 on September 29, 2026 (GMT -3)
      9 seconds ago
      77°
      61°
      63
      Feels Like 63
      Fog
      N
      6
      Higher 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
        Tue 09/29
        High 77°f
         13% Precip. / 0 in
        Morning fog, then cloudy this afternoon. High 77F. NE winds shifting to WNW at 10 to 15 mph.
        Tonight
        Tue 09/29
        Low 55°f
         18% Precip. / 0 in
        Overcast. Low around 55F. Winds WSW at 10 to 15 mph.
        Tomorrow
        Wed 09/30
        High 68°f48°f
         8% Precip. / 0 in
        Cloudy skies. High 68F. Winds SW at 10 to 20 mph.
        Hourly Forecast
        Now
        63°
        6:12AM
        Sunrise
        7AM
        12%
        63°
        8AM
        13%
        64°
        9AM
        65°
        10AM
        67°
        11AM
        69°
        12PM
        70°
        1PM
        73°
        2PM
        75°
        3PM
        76°
        4PM
        75°
        5PM
        75°
        6PM
        73°
        6:33PM
        Sunset
        7PM
        70°
        8PM
        69°
        9PM
        68°
        10PM
        66°
        11PM
        64°
        12AM
        62°
        1AM
        60°
        2AM
        59°
        3AM
        58°
        4AM
        57°
        5AM
        57°
        6AM
        56°
        Precipitation
        19%
        Pollen
        Grass Pollen
        High
        Air Quality
        25
        Good
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 29.75 in
        2. Visibility 0.31 miles
        3. Clouds Cloudy
        4. Dew Point62°F
        5. Humidity 98%
        6. Rainfall 0.06 in
        7. Snow Depth 0 in
         SJRG Station History
        Almanac for
        1. Forecast Average Record
        2. Temperature
        3. High 77°F -°F -°F
        4. Low 61°F -°F -°F
        5. Rain/Snow Depth
        6. Precipitation 0 in - in -
        7. Snow 0 in - in -
        Almanac for
        1. Forecast Average Record
        2. Temperature
        3. High 68°F -°F -°F
        4. Low 53°F -°F -°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:12 AM 6:32 PM
        3. Civil Twilight 5:47 AM 6:57 PM
        4. Nautical Twilight 5:19 AM 7:26PM
        5. Astronomical Twilight 4:50 AM 7:55 PM
        1. Length of Visible Light 13h 9m
        2. Length of Day 12h 20m
        3. Tomorrow will be 1 minute 58 seconds longer
        1. Moon 10:04 PM 7:36 AM
        2. Waning Gibbous86% of the Moon is Illuminated
        Oct 3
        Waning Half Last Qtr
        Oct 10
        New Moon
        Oct 18
        Waxing Half First Qtr
        Oct 26
        Full Moon
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