Weather forecast for tomorrow
San Juan, PR

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Weather forecast and temperature for tomorrow - Thursday, Jun 6.

Scattered Thunderstorms
5:47 am

6:59 pm
AST
Scattered Thunderstorms
88°F / 81°F
  • Wind: 11mph ESE
  • Humidity: 76%
  • Precip. probability: 58%
  • Precipitation: 0.2"
  • UV index: 8
On Thursday, in San Juan, scattered thunderstorms are also expected.
With a high probability, light precipitation is forecasted for tomorrow. A narrow temperature span is predicted, from a high of a tropical 87.8°F (31°C) to a low of a moderately hot 80.6°F (27°C).
The maximum heat index, which calculates the temperature value influenced by the moisture in the air, is computed to be an extremely hot 104°F (40°C). Take into consideration that the heat index values are calculated for shade and light wind conditions. Bear in mind that direct sunshine exposure increases weather impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees.
The maximum temperature will match the standard June high of 84.2°F (29°C).
Sunrise will be at 5:47 am and sunset at 6:59 pm; tomorrow's daylight will last for 13h and 12min.

Frequently asked questions

What is the weather forecast for San Juan for tomorrow?

On Thursday, in San Juan, rainy weather and scattered thunderstorms are anticipated.

Will it rain tomorrow?

Light precipitation of 0.2" (5mm) is anticipated. The possibility of rainfall is 58%.

What will be the maximum temperature tomorrow?

Tomorrow, the highest temperature will be 87.8°F (31°C), while the lowest temperature will be 80.6°F (27°C). The maximum heat index, which combines relative humidity and air temperature, is estimated at 104°F (40°C).
The highest temperature will be in line with the average maximum of 84.2°F (29°C) in June. The lowest temperature will be also in line with the average low of 78.3°F (25.7°C).

When are sunrise and sunset tomorrow?

On Thursday, in San Juan, sunrise will be at 5:47 am and sunset at 6:59 pm (AST).

How long will the day be tomorrow?

In San Juan, tomorrow, there will be 13h and 12min of daylight.

Hourly weather forecast and temperature - San Juan, PR

12 am
  • 82°F
  • Feels like:
    91°F
Showers
Showers
  • Wind: 2mph SE
  • Pressure: 29.94"Hg
  • Humidity: 85%
  • Precip. probability: 47%
  • Precipitation: 0.04"
  • Visibility: 7mi
2 am
  • 82°F
  • Feels like:
    91°F
Showers
Showers
  • Wind: 2mph SSE
  • Pressure: 29.91"Hg
  • Humidity: 87%
  • Precip. probability: 41%
  • Precipitation: 0.04"
  • Visibility: 7mi
4 am
  • 81°F
  • Feels like:
    90°F
Showers
Showers
  • Wind: 2mph SE
  • Pressure: 29.91"Hg
  • Humidity: 88%
  • Precip. probability: 43%
  • Precipitation: 0.04"
  • Visibility: 7mi
Sunrise: 5:47 am
6 am
  • 81°F
  • Feels like:
    90°F
Showers
Showers
  • Wind: 4mph ESE
  • Pressure: 29.91"Hg
  • Humidity: 88%
  • Precip. probability: 42%
  • Precipitation: 0.04"
  • Visibility: 7mi
8 am
  • 82°F
  • Feels like:
    93°F
Cloudy
Cloudy
  • Wind: 6mph SE
  • Pressure: 29.94"Hg
  • Humidity: 83%
  • Precip. probability: 22%
  • Precipitation: 0"
  • Visibility: 9mi
10 am
  • 86°F
  • Feels like:
    99°F
Cloudy
Cloudy
  • Wind: 9mph ESE
  • Pressure: 29.94"Hg
  • Humidity: 75%
  • Precip. probability: 24%
  • Precipitation: 0"
  • Visibility: 10mi
12 pm
  • 86°F
  • Feels like:
    97°F
Few Showers
Few Showers
  • Wind: 9mph ESE
  • Pressure: 29.94"Hg
  • Humidity: 76%
  • Precip. probability: 34%
  • Precipitation: 0.04"
  • Visibility: 10mi
2 pm
  • 88°F
  • Feels like:
    102°F
Scattered Thunderstorms
Scattered Thunderstorms
  • Wind: 11mph E
  • Pressure: 29.91"Hg
  • Humidity: 73%
  • Precip. probability: 58%
  • Precipitation: 0.04"
  • Visibility: 7mi
4 pm
  • 88°F
  • Feels like:
    100°F
Showers
Showers
  • Wind: 10mph SE
  • Pressure: 29.88"Hg
  • Humidity: 70%
  • Precip. probability: 55%
  • Precipitation: 0.04"
  • Visibility: 7mi
6 pm
  • 86°F
  • Feels like:
    97°F
Showers
Showers
  • Wind: 8mph SE
  • Pressure: 29.91"Hg
  • Humidity: 77%
  • Precip. probability: 35%
  • Precipitation: 0.04"
  • Visibility: 7mi
Sunset: 6:59 pm
8 pm
  • 84°F
  • Feels like:
    93°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 7mph SE
  • Pressure: 29.94"Hg
  • Humidity: 81%
  • Precip. probability: 21%
  • Precipitation: 0"
  • Visibility: 9mi
10 pm
  • 82°F
  • Feels like:
    93°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 5mph ESE
  • Pressure: 29.97"Hg
  • Humidity: 83%
  • Precip. probability: 16%
  • Precipitation: 0"
  • Visibility: 9mi
Tomorrow, a combination of rainy, cloudy and stormy weather is predicted.
With minimal precipitation of 0.04" (1mm), rainfall is forecasted from 12 am to 7 am, and from 11 am to 7 pm.
The temperature will vary between the lowest temperature of 80.6°F (27°C) and the highest temperature of 87.8°F (31°C). The feels-like temperature will vary between a minimum of 89.6°F (32°C) and a maximum of 102.2°F (39°C). The warmest part of the day will be at 11 am, and from 1 pm to 5 pm.
The highest temperature will be similar to the average maximum of 84.2°F (29°C) in June. The lowest temperature will be also similar to the average minimum of 78.3°F (25.7°C) in June.
Updated: Jun 5, 2024 @ 07:19:08 UTC
Published by: Weather Atlas | About Us
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Weather Forecasting & Climate

San Juan, Puerto Rico, USA

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