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      Elev 162 ft, 9.960 °S 67.870 °W

      Rio Branco, BR

      Rio Branco Station93°
      Updated: 2:34 PM GMT-05:00 on September 21, 2026 (GMT -5)
      5 minutes ago
      96°
      75°
      93
      Feels Like 110
      Showers in Vicinity
      N
      7
      Similar temperature is expected today
      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 09/21
        High 94°f
         38% Precip. / 0 in
        Mixed clouds and sun with scattered thunderstorms. High 94F. Winds N at 5 to 10 mph. Chance of rain 40%.
        Tonight
        Mon 09/21
        Low 75°f
         7% Precip. / 0 in
        Clear to partly cloudy. Low around 75F. Winds light and variable.
        Tomorrow
        Tue 09/22
        High 93°f75°f
         59% Precip. / 0.08 in
        Scattered showers and thunderstorms. High 93F. Winds NNW at 5 to 10 mph. Chance of rain 60%.
        Hourly Forecast
        Now
        92°
        3PM
        92°
        4PM
        89°
        5PM
        86°
        5:27PM
        Sunset
        6PM
        85°
        7PM
        83°
        8PM
        82°
        9PM
        81°
        10PM
        79°
        11PM
        79°
        12AM
        78°
        1AM
        77°
        2AM
        77°
        3AM
        77°
        4AM
        76°
        5AM
        76°
        5:20AM
        Sunrise
        6AM
        77°
        7AM
        81°
        8AM
        84°
        9AM
        88°
        10AM
        90°
        11AM
        30%
        91°
        12PM
        41%
        91°
        1PM
        38%
        91°
        2PM
        59%
        92°
        Precipitation
        59%
        Storms ending around 3:00 PM
        Pollen
        Grass Pollen
        Low
        Air Quality
        67
        Moderate
        UV Index
        4
        Moderate
        Additional Conditions
        1. Pressure 29.8 in
        2. Visibility 6 miles
        3. Clouds Cloudy
        4. Dew Point71°F
        5. Humidity 51%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         SBRB Station History
        Almanac for September 21, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 96°F 93°F -°F
        4. Low 75°F 70°F -°F
        5. Rain/Snow Depth
        6. Precipitation 0 in 0.12 in -
        7. Snow 0 in - in -
        Almanac for September 22, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 93°F 93°F -°F
        4. Low 75°F 70°F -°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 5:21 AM 5:27 PM
        3. Civil Twilight 5:00 AM 5:48 PM
        4. Nautical Twilight 4:36 AM 6:12PM
        5. Astronomical Twilight 4:11 AM 6:37 PM
        1. Length of Visible Light 12h 47m
        2. Length of Day 12h 5m
        3. Tomorrow will be 33 seconds longer
        1. Moon 1:26 PM 1:37 AM
        2. Waxing Gibbous76% of the Moon is Illuminated
        Sep 26
        Full Moon
        Oct 3
        Waning Half Last Qtr
        Oct 10
        New Moon
        Oct 18
        Waxing Half First Qtr
        Precipitation
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