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    • Wind Animation
    ECMWF, GFS, ICON, GEM
    New: Official Warnings from National Meteorological Institutes Warning

    Atenas

    World / Costa Rica / Provincia de Alajuela

    9°58'N / 84°22'W / Altitude 699 m / 14:11 2026/04/21, America/Costa_Rica (UTC-6)

    partly cloudy 32 °C
    Wind speed 20 km/h
     
    Humidity 38 %
    Clouds 30 %
    Cloud base 1371 m

    Calculated from nearby stations (14:00 2026/04/21)

    Open Radar Map

    Weather for the next 24 hours

    15:0016:0017:0018:0019:0020:0021:0022:0023:0000:00 tomorrow01:00 tomorrow02:00 tomorrow03:00 tomorrow04:00 tomorrow05:00 tomorrow06:00 tomorrow07:00 tomorrow08:00 tomorrow09:00 tomorrow10:00 tomorrow11:00 tomorrow12:00 tomorrow13:00 tomorrow14:00 tomorrow15:00 tomorrow
    mixed with rain showers
    26 °C
    0.8 mm
    60 %
    SW
    14 km/h
    		 mixed with rain showers
    26 °C
    0.2 mm
    70 %
    SW
    12 km/h
    		 mixed with rain showers
    24 °C
    1 mm
    60 %
    S
    9 km/h
    		 mixed with rain showers
    23 °C
    0.2 mm
    50 %
    SW
    6 km/h
    		 partly cloudy
    22 °C
    0 mm
    0 %
    SW
    4 km/h
    		 high clouds
    22 °C
    0 mm
    0 %
    SW
    1 km/h
    		 high clouds
    22 °C
    0 mm
    0 %
    NE
    4 km/h
    		 partly cloudy
    21 °C
    0 mm
    0 %
    NE
    4 km/h
    		 partly cloudy
    20 °C
    0 mm
    0 %
    NE
    6 km/h
    		 partly cloudy
    20 °C
    0 mm
    0 %
    NE
    7 km/h
    		 high clouds
    19 °C
    0 mm
    0 %
    NE
    7 km/h
    		 high clouds
    19 °C
    0 mm
    0 %
    NE
    9 km/h
    		 high clouds
    19 °C
    0 mm
    10 %
    NE
    9 km/h
    		 high clouds
    19 °C
    0 mm
    10 %
    NE
    9 km/h
    		 high clouds
    19 °C
    0 mm
    0 %
    NE
    9 km/h
    		 high clouds
    19 °C
    0 mm
    0 %
    NE
    9 km/h
    		 high clouds
    23 °C
    0 mm
    0 %
    E
    5 km/h
    		 partly cloudy
    26 °C
    0 mm
    10 %
    SW
    1 km/h
    		 clear sky
    27 °C
    0 mm
    10 %
    SW
    6 km/h
    		 partly cloudy
    28 °C
    0 mm
    10 %
    SW
    10 km/h
    		 overcast
    28 °C
    0 mm
    10 %
    SW
    14 km/h
    		 mostly cloudy
    28 °C
    0.1 mm
    60 %
    SW
    17 km/h
    		 mostly cloudy
    28 °C
    0.1 mm
    70 %
    SW
    13 km/h
    		 rain, thunderstorms likely
    27 °C
    1 mm
    80 %
    SW
    10 km/h
    		 rain, thunderstorms likely
    25 °C
    8 mm
    90 %
    SW
    8 km/h

    Forecast

    00:0003:0006:0009:0012:0015:0018:0021:00
    partly cloudy
    20 °C
    0 mm
    0 %
    NE
    7 km/h
    		 high clouds
    19 °C
    0 mm
    10 %
    NE
    9 km/h
    		 high clouds
    19 °C
    0 mm
    10 %
    NE
    9 km/h
    		 clear sky
    27 °C
    0 mm
    10 %
    SW
    6 km/h
    		 mostly cloudy
    28 °C
    0.1 mm
    60 %
    SW
    17 km/h
    		 rain, thunderstorms likely
    25 °C
    9.1 mm
    90 %
    SW
    8 km/h
    		 rain, thunderstorms likely
    23 °C
    7 mm
    90 %
    SW
    4 km/h
    		 clear sky
    22 °C
    0 mm
    10 %
    NE
    6 km/h

    Meteogram

    19191920202020202020202121213028282728282828303027282727
    32
    30
    28
    26
    24
    22
    20
    18
    Tue
    21
    rain, thunderstorms likely    		Wed
    22
    rain, thunderstorms likely    		Thu
    23
    rain, thunderstorms likely    		Fri
    24
    rain, thunderstorms likely    		Sat
    25
    mixed with rain showers    		Sun
    26
    rain, thunderstorms likely    		Mon
    27
    rain, thunderstorms likely    		Tue
    28
    partly cloudy    		Wed
    29
    rain, thunderstorms likely    		Thu
    30
    rain, thunderstorms likely    		Fri
    01
    rain, thunderstorms likely    		Sat
    02
    rain, thunderstorms likely    		Sun
    03
    rain, thunderstorms likely    		Mon
    04
    rain, thunderstorms likely

    Air quality (AQI)


    Air quality index (marked as AQI) is developed by Environmental Protection Agency. Values over 300 represents hazardous air quality, between 200-300 very unhealthy, 150-200 unhealthy, 100-150 unhealthy for sensitive groups and below 100 or rather below 50 the air quality is good.

    Sun and Moon

    Heading: Time:
    Phase: Altitude:


    Heading: Time:
    Illumination: Altitude:


    Date rise set rise Illumination


    Phase Time Length