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      Elev 30 ft, 4.567 °S 44.598 °W

      São Mateus do Maranhão, BR

      Fri, Oct 30, 2026
      Today
      Fri 10/30
      High 100°f
      4% Precip. / 0 in
      Partly cloudy. High near 100F. Winds NNE at 10 to 15 mph.
      Tonight
      Fri 10/30
      Low 77°f
      6% Precip. / 0 in
      Partly cloudy skies. Low 77F. Winds NNE at 10 to 15 mph.
      Sunrise 5:34 AM
      Sunset 5:49 PM
      Moonrise 10:32 PM
      Moonset 9:42 AM
      Waning Gibbous, 70% visible
      Hourly Forecast
      Now
      99°
      3PM
      99°
      4PM
      98°
      5PM
      97°
      5:48PM
      Sunset
      6PM
      92°
      7PM
      89°
      8PM
      87°
      9PM
      85°
      10PM
      83°
      11PM
      82°
      12AM
      80°
      1AM
      79°
      2AM
      79°
      3AM
      78°
      4AM
      78°
      5AM
      78°
      5:33AM
      Sunrise
      6AM
      78°
      7AM
      80°
      8AM
      84°
      9AM
      87°
      10AM
      91°
      11AM
      94°
      12PM
      97°
      1PM
      99°
      2PM
      101°
      Time Conditions Temp. Feels Like Precip Amount Cloud Cover Dew Point Humidity Wind Pressure
      3:00 pm
      Partly Cloudy
      99°F 107°F 2% 0in 42% 67°F 36% 7 mph NE 29.74in
      4:00 pm
      Partly Cloudy
      98°F 105°F 3% 0in 39% 67°F 37% 7 mph NE 29.72in
      5:00 pm
      Partly Cloudy
      97°F 103°F 4% 0in 45% 67°F 39% 9 mph N 29.74in
      6:00 pm
      Partly Cloudy
      92°F 100°F 2% 0in 40% 70°F 48% 11 mph N 29.76in
      7:00 pm
      Mostly Clear
      89°F 97°F 1% 0in 20% 72°F 56% 11 mph N 29.78in
      8:00 pm
      Partly Cloudy
      87°F 94°F 1% 0in 31% 72°F 61% 10 mph N 29.8in
      9:00 pm
      Partly Cloudy
      85°F 92°F 1% 0in 47% 72°F 66% 10 mph N 29.83in
      10:00 pm
      Partly Cloudy
      83°F 89°F 3% 0in 39% 72°F 69% 9 mph NNE 29.85in
      11:00 pm
      Partly Cloudy
      82°F 87°F 3% 0in 39% 72°F 72% 9 mph NNE 29.85in
      Additional Conditions
      1. Pressure 29.75 in
      2. Visibility 10 miles
      3. Clouds Partly Cloudy
      4. Dew Point68°F
      5. Humidity 36%
      6. Rainfall 0 in
      7. Snow Depth 0 in
      SJBY Station History
      Almanac for
      1. Forecast Average Record
      2. Temperature
      3. High 100°F -°F -°F
      4. Low 77°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 103°F -°F -°F
      4. Low 77°F -°F -°F
      Astronomy
      1. Sun Rise Set
      2. Actual Time 5:34 AM 5:49 PM
      3. Civil Twilight 5:12 AM 6:10 PM
      4. Nautical Twilight 4:47 AM 6:35PM
      5. Astronomical Twilight 4:22 AM 7:00 PM
      1. Length of Visible Light 12h 57m
      2. Length of Day 12h 14m
      3. Tomorrow will be 13 seconds longer
      1. Moon 10:32 PM 9:42 AM
      2. Waning Gibbous70% of the Moon is Illuminated
      Nov 1
      Waning Half Last Qtr
      Nov 9
      New Moon
      Nov 17
      Waxing Half First Qtr
      Nov 24
      Full Moon
      Nearby Weather Stations
      Station Location
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      Windchill
      Heat Index
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      Humidity
      Wind
      Precip.
      Elev.
      Updated
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      Level Access
      Glossary