Weather forecast for tomorrow
San Juan, PR

Weather forecast for tomorrow

Monday, Jun 2.

Partly Cloudy
5:46 am

6:59 pm
AST
Partly Cloudy
91°F / 77°F
  • Wind: 19mph E
  • Humidity: 67%
  • Precip. probability: 7%
  • Precipitation: 0"
  • UV index: 11
On Monday, in San Juan, sun and clouds will share the sky, creating a partly cloudy day.
The temperature variation is anticipated to range from a maximum of a blazing 91.4°F to a minimum of a temperate 77°F.
The maximum heat index, which indicates how humid air affects the felt temperature, is evaluated at a blisteringly hot 107.6°F. Take into consideration that the heat index values are calculated for shade and light wind conditions. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Forecasts suggest the maximum temperature will be moderately higher than June's average of 84.2°F.
Sunrise will be at 5:46 am and sunset at 6:59 pm; tomorrow's daylight will last for 13h and 13min.

Frequently asked questions

What is the weather forecast for San Juan for tomorrow?
On Monday, clouds and sunshine will create a dynamic sky throughout the day.
What will be the maximum temperature tomorrow?
Tomorrow, the maximum temperature will be 91.4°F, while the minimum temperature will be 77°F. The maximum heat index, which factors the actual air temperature with the relative humidity, is assessed at 107.6°F.
The maximum temperature will be relatively higher than the average highest temperature of 84.2°F in June. The lowest temperature will be in line with the average low of 78.3°F.
When is the sunrise / sunset tomorrow in San Juan?
On Monday, in San Juan, sunrise will be at 5:46 am and sunset at 6:59 pm (AST).
How many hours of daylight will San Juan have tomorrow?
In San Juan, Puerto Rico, the length of the day tomorrow will be 13h and 13min.

Hourly weather forecast

12 am
  • 82°F
  • Feels like:
    91°F
Partly Cloudy
Partly Cloudy
  • Wind: 7mph ESE
  • Pressure: 30.09"Hg
  • Humidity: 82%
  • Precip. probability: 2%
  • Precipitation: 0"
  • Visibility: 9mi
2 am
  • 81°F
  • Feels like:
    88°F
Partly Cloudy
Partly Cloudy
  • Wind: 7mph ESE
  • Pressure: 30.06"Hg
  • Humidity: 87%
  • Precip. probability: 2%
  • Precipitation: 0"
  • Visibility: 9mi
4 am
  • 81°F
  • Feels like:
    88°F
Partly Cloudy
Partly Cloudy
  • Wind: 6mph ESE
  • Pressure: 30.06"Hg
  • Humidity: 86%
  • Precip. probability: 2%
  • Precipitation: 0"
  • Visibility: 10mi
Sunrise: 5:46 am
6 am
  • 79°F
  • Feels like:
    86°F
Partly Cloudy
Partly Cloudy
  • Wind: 5mph ESE
  • Pressure: 30.06"Hg
  • Humidity: 87%
  • Precip. probability: 6%
  • Precipitation: 0"
  • Visibility: 6mi
8 am
  • 82°F
  • Feels like:
    91°F
Partly Cloudy
Partly Cloudy
  • Wind: 9mph ESE
  • Pressure: 30.09"Hg
  • Humidity: 77%
  • Precip. probability: 8%
  • Precipitation: 0"
  • Visibility: 9mi
10 am
  • 88°F
  • Feels like:
    97°F
Partly Cloudy
Partly Cloudy
  • Wind: 15mph E
  • Pressure: 30.09"Hg
  • Humidity: 66%
  • Precip. probability: 2%
  • Precipitation: 0"
  • Visibility: 9mi
12 pm
  • 90°F
  • Feels like:
    100°F
Partly Cloudy
Partly Cloudy
  • Wind: 17mph E
  • Pressure: 30.06"Hg
  • Humidity: 63%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 9mi
2 pm
  • 90°F
  • Feels like:
    102°F
Partly Cloudy
Partly Cloudy
  • Wind: 18mph E
  • Pressure: 30.03"Hg
  • Humidity: 61%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 9mi
4 pm
  • 88°F
  • Feels like:
    99°F
Partly Cloudy
Partly Cloudy
  • Wind: 17mph E
  • Pressure: 30.03"Hg
  • Humidity: 63%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 9mi
6 pm
  • 86°F
  • Feels like:
    95°F
Partly Cloudy
Partly Cloudy
  • Wind: 15mph E
  • Pressure: 30.03"Hg
  • Humidity: 70%
  • Precip. probability: 1%
  • Precipitation: 0"
  • Visibility: 9mi
Sunset: 6:59 pm
8 pm
  • 82°F
  • Feels like:
    91°F
Partly Cloudy
Partly Cloudy
  • Wind: 11mph E
  • Pressure: 30.06"Hg
  • Humidity: 76%
  • Precip. probability: 4%
  • Precipitation: 0"
  • Visibility: 9mi
10 pm
  • 82°F
  • Feels like:
    90°F
Partly Cloudy
Partly Cloudy
  • Wind: 10mph E
  • Pressure: 30.09"Hg
  • Humidity: 81%
  • Precip. probability: 5%
  • Precipitation: 0"
  • Visibility: 9mi
Tomorrow, the weather will be cloudy.
The temperature will be between the lowest temperature of 78.8°F and the highest temperature of 89.6°F. The feels-like temperature will be between the lowest temperature of 86°F and the highest temperature of 102.2°F. The hottest part of the day will be from noon to 3 pm.
The temperature is expected to be slightly warmer than the average peak in June, which is 84.2°F. The lowest temperature is also resembling June's typical minimum of 78.3°F.
Updated: Jun 2, 2025 @ 02:44:34 UTC
Published by: Weather Atlas | About Us
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