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      Elev 590 ft, 12.417 °S 63.784 °W

      São Francisco do Guaporé, BR

      Costa Marques Station97°
      Updated: 1:46 PM GMT-04:00 on September 11, 2026 (GMT -4)
      9 minutes ago
      99°
      76°
      97
      Feels Like 106
      Mostly Cloudy
      N
      9
      Gusts 18 mph
      Same 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
        Fri 09/11
        High 99°f
         30% Precip. / 0 in
        Partly cloudy with a slight chance of thunderstorms. High 99F. Winds NNW at 5 to 10 mph. Chance of rain 30%.
        Tonight
        Fri 09/11
        Low 76°f
         10% Precip. / 0 in
        Clear to partly cloudy. Low 76F. Winds light and variable.
        Tomorrow
        Sat 09/12
        High 89°f71°f
         74% Precip. / 0.28 in
        Scattered thunderstorms in the morning, then mainly cloudy during the afternoon with thunderstorms likely. High 89F. Winds NNW at 5 to 10 mph. Chance of rain 70%.
        Hourly Forecast
        Now
        97°
        2PM
        98°
        3PM
        98°
        4PM
        95°
        5PM
        92°
        6PM
        90°
        6:10PM
        Sunset
        7PM
        87°
        8PM
        85°
        9PM
        84°
        10PM
        82°
        11PM
        82°
        12AM
        81°
        1AM
        80°
        2AM
        80°
        3AM
        79°
        4AM
        78°
        5AM
        78°
        6AM
        77°
        6:10AM
        Sunrise
        7AM
        78°
        8AM
        81°
        9AM
        83°
        10AM
        30%
        86°
        11AM
        58%
        87°
        12PM
        52%
        88°
        1PM
        65%
        88°
        Precipitation
        65%
        Pollen
        Grass Pollen
        Low
        Air Quality
        75
        Moderate
        UV Index
        2
        Low
        Additional Conditions
        1. Pressure 29.75 in
        2. Visibility 10 miles
        3. Clouds Mostly Cloudy
        4. Dew Point69°F
        5. Humidity 40%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         SLMG Station History
        Almanac for
        1. Forecast Average Record
        2. Temperature
        3. High 99°F -°F -°F
        4. Low 76°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 89°F -°F -°F
        4. Low 76°F -°F -°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:11 AM 6:10 PM
        3. Civil Twilight 5:50 AM 6:31 PM
        4. Nautical Twilight 5:25 AM 6:56PM
        5. Astronomical Twilight 5:01 AM 7:20 PM
        1. Length of Visible Light 12h 41m
        2. Length of Day 11h 59m
        3. Tomorrow will be 40 seconds longer
        1. Moon 6:22 AM 6:45 PM
        2. Waxing Crescent0% of the Moon is Illuminated
        Sep 18
        Waxing Half First Qtr
        Sep 26
        Full Moon
        Oct 3
        Waning Half Last Qtr
        Oct 10
        New Moon
        Precipitation
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