Weather forecast for 10 days
Puerto Rico, USA

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Weather forecast for the weekend

Weather forecast - Saturday, Dec 21.

PM Thundershowers
06:50

17:54
AST
PM Thundershowers
86°F / 75°F
  • Wind: 9mph ESE
  • Humidity: 75%
  • Precip. probability: 60%
  • Precipitation: 0.35"
  • UV index: 4
Today, in San Juan, rainy weather with lightning and thunder is anticipated in the afternoon.
The chance of precipitation is high. However, the rainfall will be light. The temperature is predicted to oscillate between a maximum of a hot 86°F (30°C) and a minimum of a moderately hot 75.2°F (24°C).
The maximum heat index, which combines air temperature and relative humidity, is computed to be a very hot 96.8°F (36°C). Take into consideration that the heat index values are calculated for shade and light wind conditions. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
The day's maximum temperature is forecasted to be relatively higher than the usual 80.8°F (27.1°C) high in December.
Sunrise was at 6:50 am and sunset will be at 5:54 pm; the daylight will last for 11h and 4min.

Weather forecast - Sunday, Dec 22.

Cloudy
06:51

17:55
AST
Cloudy
86°F / 75°F
  • Wind: 10mph ESE
  • Humidity: 80%
  • Precip. probability: 24%
  • Precipitation: 0"
  • UV index: 3
On Sunday, in San Juan, the weather will also be cloudy.
Rainfall is not predicted for tomorrow. The temperature will vary between a maximum of a hot 86°F (30°C) and a minimum of a warm 75.2°F (24°C).
The maximum heat index, which factors the actual air temperature with the relative humidity, is calculated to be a sweltering 100.4°F (38°C). Note that heat index values are valued for light wind and location in the shade. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees.
The maximum temperature will be relatively higher than the standard December high of 80.8°F (27.1°C).
Sunrise will be at 6:51 am and sunset at 5:55 pm; tomorrow's daylight will last for 11h and 4min.

Long-term weather forecast

10 days weather forecast - San Juan, PR

SatDec 21.
  • 86°F
  • 75°F
PM Thundershowers
PM Thundershowers
  • Wind: 9mph ESE
  • Humidity: 75%
  • UV index: 4
  • Precip. probability: 60%
  • Precipitation: 0.35"
  • 06:50 17:54 AST
SunDec 22.
  • 86°F
  • 75°F
Cloudy
Cloudy
  • Wind: 10mph ESE
  • Humidity: 80%
  • UV index: 3
  • Precip. probability: 24%
  • Precipitation: 0"
  • 06:51 17:55 AST
MonDec 23.
  • 84°F
  • 77°F
AM Showers
AM Showers
  • Wind: 13mph E
  • Humidity: 79%
  • UV index: 4
  • Precip. probability: 33%
  • Precipitation: 0.04"
  • 06:51 17:55 AST
TueDec 24.
  • 84°F
  • 75°F
AM Showers
AM Showers
  • Wind: 14mph E
  • Humidity: 76%
  • UV index: 6
  • Precip. probability: 33%
  • Precipitation: 0.04"
  • 06:52 17:56 AST
WedDec 25.
  • 84°F
  • 75°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 13mph ENE
  • Humidity: 76%
  • UV index: 6
  • Precip. probability: 24%
  • Precipitation: 0.12"
  • 06:52 17:56 AST
ThuDec 26.
  • 82°F
  • 75°F
Few Showers
Few Showers
  • Wind: 13mph ENE
  • Humidity: 77%
  • UV index: 6
  • Precip. probability: 32%
  • Precipitation: 0.08"
  • 06:53 17:57 AST
FriDec 27.
  • 82°F
  • 75°F
Few Showers
Few Showers
  • Wind: 14mph ENE
  • Humidity: 75%
  • UV index: 6
  • Precip. probability: 35%
  • Precipitation: 0.2"
  • 06:53 17:57 AST
SatDec 28.
  • 82°F
  • 73°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 14mph NE
  • Humidity: 70%
  • UV index: 6
  • Precip. probability: 24%
  • Precipitation: 0"
  • 06:54 17:58 AST
SunDec 29.
  • 81°F
  • 72°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 12mph NE
  • Humidity: 66%
  • UV index: 6
  • Precip. probability: 21%
  • Precipitation: 0"
  • 06:54 17:59 AST
MonDec 30.
  • 81°F
  • 73°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 12mph ENE
  • Humidity: 66%
  • UV index: 6
  • Precip. probability: 18%
  • Precipitation: 0"
  • 06:54 17:59 AST
For the next ten days, a combination of cloudy, rainy and stormy weather is forecasted.
Rainfall is predicted for Saturday, Monday through Friday.
The maximum temperature will be very similar in the upcoming days. The maximum temperature will range between 80.6°F (27°C) and 86°F (30°C), while the lowest nightly temperature will be also very similar, as the minimum temperature will be between 71.6°F (22°C) and 77°F (25°C).
Saturday and Sunday, with the highest temperature of 86°F (30°C), will be the hottest days in San Juan; the coldest days will be next Sunday and Monday, with a maximum of 80.6°F (27°C).
Taking the humidity into consideration, the maximum feel-like temperature may increase considerably and vary between 84.2°F (29°C) and a fiery hot 100.4°F (38°C).
Updated: Dec 21, 2024 @ 14:18:52 UTC
Published by: Weather U.S. | About Us
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Weather Forecasting & Climate

Puerto Rico, USA

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