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      Elev 2300 ft, 22.384 °S 47.614 °W

      Rio Claro, BR

      Rio Claro Station77°
      Updated: 6:37 PM GMT-03:00 on October 8, 2026 (GMT -3)
      9 minutes ago
      95°
      62°
      77
      Feels Like 78
      Fair
      N
      4
      Similar temperature is expected tomorrow
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      50
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      575
      90
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      7
      0 mph
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      Radar · Now
        Hyper-local data from Weather Underground's network of
        400,000+ personal weather stations worldwide
        Tonight
        Thu 10/08
        Low 68°f
         6% Precip. / 0 in
        Partly cloudy. Low 68F. Winds light and variable.
        Tomorrow
        Fri 10/09
        High 93°f
         37% Precip. / 0.11 in
        Mostly sunny in the morning then increasing clouds with some scattered thunderstorms later in the day. High 93F. Winds NNE at 5 to 10 mph. Chance of rain 40%.
        Tomorrow night
        Fri 10/09
        Low 68°f
         39% Precip. / 0.04 in
        Scattered thunderstorms during the evening, then partly cloudy overnight. Low 68F. Winds ESE at 5 to 10 mph. Chance of rain 40%.
        Hourly Forecast
        Now
        87°
        7PM
        85°
        8PM
        83°
        9PM
        80°
        10PM
        77°
        11PM
        76°
        12AM
        74°
        1AM
        73°
        2AM
        72°
        3AM
        72°
        4AM
        71°
        5AM
        70°
        5:43AM
        Sunrise
        6AM
        69°
        7AM
        72°
        8AM
        76°
        9AM
        80°
        10AM
        84°
        11AM
        87°
        12PM
        89°
        1PM
        91°
        2PM
        92°
        3PM
        32%
        91°
        4PM
        90°
        5PM
        32%
        88°
        6PM
        37%
        85°
        Precipitation
        37%
        Pollen
        Grass Pollen
        Moderate
        Air Quality
        90
        Moderate
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 29.91 in
        2. Visibility 9 miles
        3. Clouds Partly Cloudy
        4. Dew Point67°F
        5. Humidity 52%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         SBYS Station History
        Almanac for
        1. Forecast Average Record
        2. Temperature
        3. High 95°F -°F -°F
        4. Low 62°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 93°F -°F -°F
        4. Low 68°F -°F -°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 5:44 AM 6:11 PM
        3. Civil Twilight 5:22 AM 6:34 PM
        4. Nautical Twilight 4:55 AM 7:00PM
        5. Astronomical Twilight 4:29 AM 7:27 PM
        1. Length of Visible Light 13h 12m
        2. Length of Day 12h 27m
        3. Tomorrow will be 1 minute 17 seconds longer
        1. Moon 4:16 AM 4:29 PM
        2. Waning Crescent6% 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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