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      São Luís, BR
      Updated: 11:09 AM GMT-03:00 on October 9, 2026 (GMT -3)
      10 minutes ago
      89°
      79°
      86
      Feels Like 92
      Mostly Cloudy
      N
      19
      Gusts 34 mph
      Similar temperature is expected today
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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
        Today
        Fri 10/09
        High 89°f
         13% Precip. / 0 in
        Cloudy skies early, then partly cloudy this afternoon. High 89F. Winds NE at 15 to 25 mph.
        Tonight
        Fri 10/09
        Low 79°f
         9% Precip. / 0 in
        Partly cloudy skies. Low 79F. Winds NE at 10 to 20 mph.
        Tomorrow
        Sat 10/10
        High 88°f79°f
         36% Precip. / 0.02 in
        Partly cloudy in the morning. Increasing clouds with periods of showers later in the day. High 88F. Winds NE at 10 to 20 mph. Chance of rain 40%.
        Hourly Forecast
        Now
        88°
        12PM
        89°
        1PM
        88°
        2PM
        88°
        3PM
        87°
        4PM
        86°
        5PM
        84°
        5:48PM
        Sunset
        6PM
        83°
        7PM
        82°
        8PM
        81°
        9PM
        81°
        10PM
        81°
        11PM
        81°
        12AM
        80°
        1AM
        80°
        2AM
        80°
        3AM
        80°
        4AM
        80°
        5AM
        80°
        5:39AM
        Sunrise
        6AM
        80°
        7AM
        81°
        8AM
        83°
        9AM
        85°
        10AM
        86°
        11AM
        87°
        Precipitation
        17%
        Pollen
        Grass Pollen
        Low
        Air Quality
        33
        Good
        UV Index
        11
        Extreme
        Additional Conditions
        1. Pressure 29.95 in
        2. Visibility 6 miles
        3. Clouds Cloudy
        4. Dew Point72°F
        5. Humidity 59%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         SBSL Station History
        Almanac for
        1. Forecast Average Record
        2. Temperature
        3. High 89°F -°F -°F
        4. Low 79°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 88°F -°F -°F
        4. Low 79°F -°F -°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 5:39 AM 5:48 PM
        3. Civil Twilight 5:18 AM 6:09 PM
        4. Nautical Twilight 4:54 AM 6:33PM
        5. Astronomical Twilight 4:30 AM 6:57 PM
        1. Length of Visible Light 12h 50m
        2. Length of Day 12h 8m
        3. Tomorrow will be 8 seconds longer
        1. Moon 4:40 AM 5:02 PM
        2. Waning Crescent2% 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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