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      Elev 1700 ft, 17.904 °S 50.120 °W

      Porteirão, BR

      Porteirão Station100°
      Updated: 12:49 PM GMT-03:00 on September 17, 2026 (GMT -3)
      11 seconds ago
      99°
      68°
      100
      Feels Like 103
      Fair
      N
      9
      Gusts 18 mph
      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
        Thu 09/17
        High 99°f
         12% Precip. / 0 in
        Partly cloudy. High 99F. Winds E at 5 to 10 mph.
        Tonight
        Thu 09/17
        Low 72°f
         16% Precip. / 0 in
        Some clouds. Low 72F. Winds ESE at 5 to 10 mph.
        Tomorrow
        Fri 09/18
        High 100°f73°f
         1% Precip. / 0 in
        Mostly sunny skies. High near 100F. Winds E at 10 to 20 mph.
        Hourly Forecast
        Now
        96°
        1PM
        97°
        2PM
        98°
        3PM
        99°
        4PM
        98°
        5PM
        97°
        6PM
        95°
        6:15PM
        Sunset
        7PM
        89°
        8PM
        85°
        9PM
        82°
        10PM
        80°
        11PM
        78°
        12AM
        77°
        1AM
        76°
        2AM
        75°
        3AM
        75°
        4AM
        74°
        5AM
        73°
        6AM
        73°
        6:12AM
        Sunrise
        7AM
        74°
        8AM
        78°
        9AM
        84°
        10AM
        88°
        11AM
        92°
        12PM
        95°
        Precipitation
        16%
        Pollen
        Grass Pollen
        Low
        Air Quality
        49
        Good
        UV Index
        11
        Extreme
        Additional Conditions
        1. Pressure 29.98 in
        2. Visibility 10 miles
        3. Clouds Partly Cloudy
        4. Dew Point60°F
        5. Humidity 30%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         SWLC Station History
        Almanac for
        1. Forecast Average Record
        2. Temperature
        3. High 99°F -°F -°F
        4. Low 68°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 100°F -°F -°F
        4. Low 68°F -°F -°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:13 AM 6:14 PM
        3. Civil Twilight 5:51 AM 6:36 PM
        4. Nautical Twilight 5:26 AM 7:01PM
        5. Astronomical Twilight 5:01 AM 7:27 PM
        1. Length of Visible Light 12h 44m
        2. Length of Day 12h 1m
        3. Tomorrow will be 59 seconds longer
        1. Moon 10:28 AM -
        2. Waxing Crescent37% 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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