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Personalized Forecasts

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    My Recent Locations

    • Today

      Dec 11

      19° /17°
      Variable clouds, a t-storm
      • Poor
      • for stargazing
      • Cloud Cover: 91%
      • Precip: 61%
      • Hours of Precip: 2.5
      More
    • Tue

      Dec 12

      22° /17°
      A thunderstorm in the area
      • Poor
      • for stargazing
      • Cloud Cover: 84%
      • Precip: 62%
      • Hours of Precip: 3
      More
    • Wed

      Dec 13

      23° /17°C
      A thunderstorm in spots
      • Poor
      • for stargazing
      • Cloud Cover: 84%
      • Precip: 55%
      • Hours of Precip: 2
    • Thu

      Dec 14

      23° /15°
      Humid with rain and drizzle
      • Poor
      • for stargazing
      • Cloud Cover: 88%
      • Precip: 72%
      • Hours of Precip: 9
      More
    • Fri

      Dec 15

      24° /15°
      Partly sunny, a shower or two
      • Good
      • for stargazing
      • Cloud Cover: 47%
      • Precip: 44%
      • Hours of Precip: 2.5
      More

    Day

    23°Hi RealFeel® 29° Precipitation 40%
    Humid with times of clouds and sun; a shower or thunderstorm in spots in the afternoon
    • Winds from the
    • E 6 km/h
    • Gusts: 11 km/h
    • Max UV Index: 6 (High)
    • Thunderstorms: 40%
    • Precipitation: 1 mm
    • Rain: 1 mm
    • Snow: 0 CM
    • Ice: 0 mm
    • Hours of Precipitation: 0.5 hrs
    • Hours of Rain: 0.5 hrs

    Night

    17°Lo RealFeel® 15° Precipitation 55%
    Mostly cloudy with occasional rain
    • Winds from the
    • ENE 7 km/h
    • Gusts: 11 km/h
    • Max UV Index: N/A
    • Thunderstorms: 17%
    • Precipitation: 1 mm
    • Rain: 1 mm
    • Snow: 0 CM
    • Ice: 0 mm
    • Hours of Precipitation: 1.5 hrs
    • Hours of Rain: 1.5 hrs

    Temperature History

    more Historical Weather Data >
      Today Normal Record 12/13/2016
    High 23° 26° N/A 28°
    Low 17° 17° N/A 17°

    Sunrise/Sunset

    • Sunrise: 5:43 AM
    • Sunset: 5:17 PM
    • Duration: 11:34 hr

    Moonrise/Moonset

    • Moonrise: 1:59 AM
    • Moonset: 2:10 PM
    • Duration: 12:11 hr
    Astronomy

    Solunar Information for San Marcos, Costa Rica

    Mon, Dec 18
    New
    Tue, Dec 26
    First
    Tue, Jan 2
    Full
    Mon, Jan 8
    Last