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      Elev 1155 ft, 9.062 °N 83.581 °W

      Buenos Aires Canton, CR

      Osa Station74°
      Updated: 7:27 PM CST on September 24, 2026 (GMT -6)
      4 minutes ago
      87°
      72°
      74
      Feels Like 76
      Thunderstorm
      N
      5
      Same temperature is expected tomorrow
      Wundermap
      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
        Tonight
        Thu 09/24
        Low 72°f
         100% Precip. / 0.26 in
        Thunderstorms during the evening will give way to cloudy skies after midnight. Low 72F. Winds light and variable. Chance of rain 100%.
        Tomorrow
        Fri 09/25
        High 86°f
         100% Precip. / 1.01 in
        Rain showers in the morning with thunderstorms developing in the afternoon. High 86F. Winds SSE at 5 to 10 mph. Chance of rain 100%. Rainfall may reach one inch.
        Tomorrow night
        Fri 09/25
        Low 72°f
         71% Precip. / 0.34 in
        Rain showers early with overcast skies late. Low 72F. Winds light and variable. Chance of rain 70%.
        Hourly Forecast
        Now
        77°
        8PM
        94%
        76°
        9PM
        83%
        76°
        10PM
        72%
        75°
        11PM
        75°
        12AM
        74°
        1AM
        74°
        2AM
        74°
        3AM
        74°
        4AM
        73°
        5AM
        73°
        5:22AM
        Sunrise
        6AM
        74°
        7AM
        76°
        8AM
        40%
        79°
        9AM
        31%
        82°
        10AM
        84°
        11AM
        85°
        12PM
        72%
        86°
        1PM
        92%
        84°
        2PM
        98%
        82°
        3PM
        100%
        79°
        4PM
        100%
        78°
        5PM
        100%
        77°
        5:27PM
        Sunset
        6PM
        82%
        76°
        7PM
        72%
        76°
        Precipitation
        100%
        Storms continuing through 11 PM
        Pollen
        None
        Air Quality
        20
        Good
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 29.9 in
        2. Visibility 3 miles
        3. Clouds Cloudy
        4. Dew Point73°F
        5. Humidity 89%
        6. Rainfall 1.12 in
        7. Snow Depth 0 in
         MRBA Station History
        Almanac for
        1. Forecast Average Record
        2. Temperature
        3. High 87°F -°F -°F
        4. Low 72°F -°F -°F
        5. Rain/Snow Depth
        6. Precipitation 0.26 in - in -
        7. Snow 0 in - in -
        Almanac for
        1. Forecast Average Record
        2. Temperature
        3. High 86°F -°F -°F
        4. Low 72°F -°F -°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 5:22 AM 5:27 PM
        3. Civil Twilight 5:01 AM 5:48 PM
        4. Nautical Twilight 4:37 AM 6:12PM
        5. Astronomical Twilight 4:12 AM 6:37 PM
        1. Length of Visible Light 12h 47m
        2. Length of Day 12h 5m
        3. Tomorrow will be 31 seconds shorter
        1. Moon 4:48 PM 4:21 AM
        2. Waxing Gibbous99% of the Moon is Illuminated
        Sep 26
        Full Moon
        Oct 3
        Waning Half Last Qtr
        Oct 10
        New Moon
        Oct 18
        Waxing Half First Qtr
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