• Tonight

    Dec 18

    Lo 23°

    Partly cloudy

    Beach & Pool Weather
    • UV
      9 - Very High
    • Cloud
      Cover
      19%
    • Precip
      4%
  • Fri

    Dec 19

    30°Lo 23°

    Pleasant with clouds and sun

    Excellent at the beach or pool
    • UV
      8 - Very High
    • Cloud
      Cover
      68%
    • Precip
      25%
    more
  • Sat

    Dec 20

    32°Lo 25°

    Some brightening

    Excellent at the beach or pool
    • UV
      6 - High
    • Cloud
      Cover
      93%
    • Precip
      9%
    more
  • Sun

    Dec 21

    33°Lo 25°

    A couple of thunderstorms

    Good at the beach or pool
    • UV
      7 - High
    • Cloud
      Cover
      75%
    • Precip
      59%
    more
  • Mon

    Dec 22

    32°Lo 23°

    A t-storm in the afternoon

    Very Good at the beach or pool
    • UV
      7 - High
    • Cloud
      Cover
      96%
    • Precip
      51%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Thu
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Forecast
Partly Sunny
Partly Cloudy
Cloudy
Cloudy
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Cloudy
Temp (°C) 29° 28° 27° 26° 25° 25° 24° 24°
RealFeel® 28° 27° 27° 27° 26° 26° 26° 26°
Humidity 55% 61% 69% 77% 79% 82% 84% 86%
   
  6pm 7pm 8pm 9pm 10pm 11pm 12am 1am
Rain
 
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Snow
 
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  6pm 7pm 8pm 9pm 10pm 11pm 12am 1am
Wind (km/h) 20 S 13 S 9 S 9 S 7 S 7 ENE 6 NW 6 NW
UV Index 1 0 0 0 0 0 0 0
Cloud Cover 45% 54% 62% 68% 75% 76% 75% 73%
Dew Point 19° 19° 21° 22° 21° 21° 21° 21°
Middle Grid line 30 C Middle Grid line 25 C Middle Grid line 20 C

Rio De Janeiro Tide Table - Dec 18

See all tide tables >
High 12:02 AM 100 CM
Low 6:32 AM 30 CM
High 12:21 PM 100 CM
Low 6:51 PM 20 CM

Temperature History - Dec 18

more Historical Weather Data >
  Today Normal Record 12/18/2013
High 31° N/A N/A 26°
Low 23° N/A N/A 19°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:03 AM with 13:33 of sunlight, then sets at 7:36 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:09 AM with 13:10 of moolight, then sets at 4:19 PM

Rio de Janeiro Weather Report

Weekend Flood Threat to End Heat in Uruguay, Brazil, Paraguay

December 18, 2014; 1:19 PM ET

A potent cold front will bring much cooler air and a flood threat to parts of South America this weekend. more >