Weather forecast for today
San Juan, PR

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Weather forecast and temperature for today - Friday, May 17.

PM Thunderstorms
5:49 am

6:51 pm
AST
PM Thunderstorms
90°F / 79°F
  • Wind: 14mph E
  • Humidity: 70%
  • Precip. probability: 37%
  • Precipitation: 0"
  • UV index: 11
Today, in San Juan, rainy weather and storms with thunder and lightning are expected in the afternoon.
Minimal precipitation is predicted. The temperature is anticipated to vary between a maximum of a hot 89.6°F (32°C) and a minimum of a moderately hot 78.8°F (26°C).
The maximum heat index, which factors the actual air temperature with the relative humidity, is computed to be a scorching 104°F (40°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 peak temperature is set to be relatively higher than the regular 82.4°F (28°C) high of May.
Sunrise will be at 5:49 am and sunset at 6:51 pm; the daylight will last for 13h and 2min.

Current condition and temperature - San Juan, PR

Clear
2:03 am AST
Clear
  • 81°F
  • Feels like: 88°F
  • Wind: 2mph SE
  • Humidity: 80%
  • Dewpoint: 73°F
  • Pressure: 29.95"Hg
  • Precipitation: 0"
  • Visibility: 9mi
  • UV index: 0
In San Juan, at the moment, the weather is clear.
The temperature is a moderately hot 80.6°F (27°C), while the feels-like temperature, which factors the actual air temperature with the relative humidity, is evaluated at a hot 87.8°F (31°C). The current temperature is near the lowest predicted 78.8°F (26°C) for today.

Frequently asked questions

What is the current temperature in San Juan?

At 2:03 am, the temperature in San Juan is 80.6°F (27°C). Feels-like temperature is 87.8°F (31°C).

What is the weather forecast for San Juan for today?

Today, in San Juan, storms with thunder and lightning are expected in the afternoon.

Will it rain today in San Juan?

Today, there is a low probability of minimal rainfall in San Juan.

What will be the maximum temperature today in San Juan?

Today, the maximum temperature will be 89.6°F (32°C), while the minimum temperature will be 78.8°F (26°C). The maximum heat index, which represents the influence of relative humidity on air temperature, is estimated at 104°F (40°C).
The highest temperature will be relatively higher than the average maximum of 82.4°F (28°C) in May. The lowest temperature will be in line with the average low of 76.6°F (24.8°C).

What time are sunrise and sunset today in San Juan?

On Friday, in San Juan, sunrise will be at 5:49 am and sunset at 6:51 pm (AST).

How many hours of daylight will San Juan have today?

In San Juan, the length of the day today will be 13h and 2min.

Hourly weather forecast and temperature - San Juan, PR

4 am
  • 81°F
  • Feels like:
    86°F
Clear
Clear
  • Wind: 2mph SE
  • Pressure: 29.94"Hg
  • Humidity: 81%
  • Precip. probability: 2%
  • Precipitation: 0"
  • Visibility: 10mi
Sunrise: 5:49 am
6 am
  • 79°F
  • Feels like:
    86°F
Sunny
Sunny
  • Wind: 2mph SE
  • Pressure: 29.94"Hg
  • Humidity: 87%
  • Precip. probability: 2%
  • Precipitation: 0"
  • Visibility: 7mi
8 am
  • 84°F
  • Feels like:
    91°F
Sunny
Sunny
  • Wind: 4mph ESE
  • Pressure: 29.97"Hg
  • Humidity: 76%
  • Precip. probability: 2%
  • Precipitation: 0"
  • Visibility: 10mi
10 am
  • 88°F
  • Feels like:
    99°F
Sunny
Sunny
  • Wind: 9mph E
  • Pressure: 29.97"Hg
  • Humidity: 67%
  • Precip. probability: 9%
  • Precipitation: 0"
  • Visibility: 10mi
12 pm
  • 88°F
  • Feels like:
    100°F
Scattered Thunderstorms
Scattered Thunderstorms
  • Wind: 12mph ENE
  • Pressure: 29.97"Hg
  • Humidity: 67%
  • Precip. probability: 35%
  • Precipitation: 0.04"
  • Visibility: 7mi
2 pm
  • 88°F
  • Feels like:
    100°F
Partly Cloudy
Partly Cloudy
  • Wind: 14mph ENE
  • Pressure: 29.94"Hg
  • Humidity: 69%
  • Precip. probability: 24%
  • Precipitation: 0"
  • Visibility: 10mi
4 pm
  • 88°F
  • Feels like:
    99°F
Partly Cloudy
Partly Cloudy
  • Wind: 12mph E
  • Pressure: 29.91"Hg
  • Humidity: 69%
  • Precip. probability: 24%
  • Precipitation: 0"
  • Visibility: 10mi
6 pm
  • 86°F
  • Feels like:
    97°F
Partly Cloudy
Partly Cloudy
  • Wind: 11mph E
  • Pressure: 29.94"Hg
  • Humidity: 73%
  • Precip. probability: 22%
  • Precipitation: 0"
  • Visibility: 10mi
Sunset: 6:51 pm
8 pm
  • 84°F
  • Feels like:
    93°F
Mostly Clear
Mostly Clear
  • Wind: 7mph ESE
  • Pressure: 29.97"Hg
  • Humidity: 79%
  • Precip. probability: 11%
  • Precipitation: 0"
  • Visibility: 9mi
10 pm
  • 82°F
  • Feels like:
    91°F
Mostly Clear
Mostly Clear
  • Wind: 5mph ESE
  • Pressure: 30"Hg
  • Humidity: 81%
  • Precip. probability: 9%
  • Precipitation: 0"
  • Visibility: 9mi
Today, in San Juan, a combination of sunny, cloudy and stormy weather is anticipated.
With minimal precipitation of 0.04" (1mm), rainfall is anticipated at 12 pm, 1 pm and 3 pm.
The temperature will be between a minimum of 78.8°F (26°C) and a maximum of 87.8°F (31°C). The feels-like temperature will vary between a minimum of 86°F (30°C) and a maximum of 100.4°F (38°C). The warmest part of the day will be from 10 am to 5 pm.
The highest temperature will be a few degrees higher than May's average maximum of 82.4°F (28°C). The lowest temperature will be also resembling to May's average minimum of 76.6°F (24.8°C).

San Juan, Puerto Rico, USA

  • en: San Juan, Puerto Rico, USA
  • es: San Juan, Puerto Rico, EE.UU.
  • sr: San Huan, Portoriko, SAD
  • zh: 圣胡安, 波多黎各, 美国
  • Latitude: 18.465539°
  • Longitude: -66.105735°
  • Elevation: 10 ft
  • Current time: 2:03am AST
  • Sunrise: 5:49 am AST
  • Sunset: 6:51 pm AST
  • Timezone: America/Puerto_Rico
Climate data

San Juan, Puerto Rico, USA

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