My Profile
  1. Member Settings
  2. My Devices
  3. Sign Out
        Member Settings
      Elev 30 ft, 4.567 °S 44.598 °W

      São Mateus do Maranhão, BR

      Tue, Oct 6, 2026
      Tonight
      Mon 10/05
      Low 74°f
      3% Precip. / 0 in
      Mostly clear. Low 74F. Winds light and variable.
      Tomorrow
      Tue 10/06
      High 104°f
      2% Precip. / 0 in
      Sunshine and some clouds. High 104F. Winds E at 5 to 10 mph.
      Sunrise 5:41 AM
      Sunset 5:50 PM
      Moonrise 2:25 AM
      Moonset 2:40 PM
      Waning Crescent, 21% visible
      Hourly Forecast
      Now
      78°
      3AM
      77°
      4AM
      76°
      5AM
      76°
      5:41AM
      Sunrise
      6AM
      75°
      7AM
      78°
      8AM
      82°
      9AM
      86°
      10AM
      90°
      11AM
      94°
      12PM
      97°
      1PM
      99°
      2PM
      101°
      3PM
      102°
      4PM
      102°
      5PM
      100°
      5:50PM
      Sunset
      6PM
      96°
      7PM
      92°
      8PM
      89°
      9PM
      86°
      10PM
      84°
      11PM
      82°
      12AM
      80°
      1AM
      80°
      2AM
      79°
      Time Conditions Temp. Feels Like Precip Amount Cloud Cover Dew Point Humidity Wind Pressure
      3:00 am
      Mostly Clear
      77°F 77°F 2% 0in 20% 71°F 82% 4 mph NE 29.86in
      4:00 am
      Mostly Clear
      76°F 76°F 2% 0in 25% 71°F 84% 2 mph N 29.86in
      5:00 am
      Clear
      76°F 76°F 3% 0in 18% 71°F 84% 3 mph NNE 29.87in
      6:00 am
      Sunny
      75°F 75°F 3% 0in 5% 71°F 86% 2 mph N 29.88in
      7:00 am
      Sunny
      78°F 83°F 2% 0in 1% 71°F 79% 2 mph ENE 29.91in
      8:00 am
      Sunny
      82°F 88°F 1% 0in 5% 71°F 68% 7 mph ENE 29.93in
      9:00 am
      Sunny
      86°F 92°F 0% 0in 5% 70°F 58% 9 mph ENE 29.93in
      10:00 am
      Sunny
      90°F 95°F 0% 0in 1% 68°F 49% 9 mph E 29.92in
      11:00 am
      Sunny
      94°F 98°F 0% 0in 13% 65°F 39% 9 mph ESE 29.89in
      12:00 pm
      Mostly Sunny
      97°F 100°F 0% 0in 23% 63°F 33% 10 mph ESE 29.85in
      1:00 pm
      Mostly Sunny
      99°F 101°F 0% 0in 23% 60°F 28% 9 mph ESE 29.8in
      2:00 pm
      Partly Cloudy
      101°F 103°F 0% 0in 44% 58°F 24% 9 mph ESE 29.76in
      3:00 pm
      Partly Cloudy
      102°F 104°F 0% 0in 47% 58°F 23% 9 mph ESE 29.75in
      4:00 pm
      Partly Cloudy
      102°F 103°F 0% 0in 51% 58°F 24% 8 mph ESE 29.74in
      5:00 pm
      Partly Cloudy
      100°F 101°F 0% 0in 57% 58°F 26% 8 mph E 29.75in
      6:00 pm
      Partly Cloudy
      96°F 98°F 0% 0in 43% 60°F 31% 5 mph NE 29.76in
      7:00 pm
      Mostly Clear
      92°F 95°F 0% 0in 28% 63°F 39% 6 mph N 29.78in
      8:00 pm
      Mostly Clear
      89°F 93°F 0% 0in 27% 66°F 47% 9 mph N 29.82in
      9:00 pm
      Clear
      86°F 90°F 2% 0in 15% 67°F 54% 9 mph N 29.84in
      10:00 pm
      Clear
      84°F 88°F 2% 0in 5% 69°F 62% 9 mph N 29.86in
      11:00 pm
      Clear
      82°F 86°F 3% 0in 2% 70°F 68% 9 mph NNE 29.85in
      Additional Conditions
      1. Pressure 29.85 in
      2. Visibility 10 miles
      3. Clouds Partly Cloudy
      4. Dew Point71°F
      5. Humidity 80%
      6. Rainfall 0 in
      7. Snow Depth 0 in
      SJBY Station History
      Almanac for
      1. Forecast Average Record
      2. Temperature
      3. High 103°F -°F -°F
      4. Low 74°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 104°F -°F -°F
      4. Low 76°F -°F -°F
      Astronomy
      1. Sun Rise Set
      2. Actual Time 5:41 AM 5:50 PM
      3. Civil Twilight 5:20 AM 6:11 PM
      4. Nautical Twilight 4:56 AM 6:35PM
      5. Astronomical Twilight 4:32 AM 7:00 PM
      1. Length of Visible Light 12h 51m
      2. Length of Day 12h 9m
      3. Tomorrow will be 13 seconds longer
      1. Moon 2:25 AM 2:40 PM
      2. Waning Crescent21% 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
      Nearby Weather Stations
      Station Location
      Temp
      Windchill
      Heat Index
      Dew Point
      Humidity
      Wind
      Precip.
      Elev.
      Updated
      Loading nearby stations…
      Level Access
      Glossary