Weather forecast for tomorrow
Wednesday, 18. Jun
05:43
18:30
AST
18:30
AST
Cloudy
30°C / 25°C
- Wind: 20km/h ESE
- Humidity: 84%
- Precip. probability: 24%
- Precipitation: 0mm
- UV index: 8
Tomorrow, in San Juan, gray and overcast skies will be present.
The temperature is predicted to vary slightly from a high of a hot 30°C to a low of a warm 25°C.
The maximum heat index, which represents the influence of relative humidity on air temperature, is computed to be a sweltering 39°C. Note that heat index values are valued for light wind and location in the shade. Bear in mind that direct sunshine exposure increases weather impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees.
Sunrise will be at 05:43 and sunset at 18:30; tomorrow's daylight will last for 12h and 47min.
The temperature is predicted to vary slightly from a high of a hot 30°C to a low of a warm 25°C.
The maximum heat index, which represents the influence of relative humidity on air temperature, is computed to be a sweltering 39°C. Note that heat index values are valued for light wind and location in the shade. Bear in mind that direct sunshine exposure increases weather impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees.
Sunrise will be at 05:43 and sunset at 18:30; tomorrow's daylight will last for 12h and 47min.
Frequently asked questions
What is the weather forecast for San Juan for tomorrow?
Tomorrow, gray and overcast skies will be present.
What will be the maximum temperature tomorrow?
Tomorrow, the highest temperature will be 30°C, while the lowest temperature will be 25°C. The maximum heat index, which represents the influence of relative humidity on air temperature, is computed to be 39°C.
The highest temperature will be in line with the average maximum of°C in. The lowest temperature will be also in line with the average low of°C.
The highest temperature will be in line with the average maximum of°C in. The lowest temperature will be also in line with the average low of°C.
What time are sunrise and sunset tomorrow?
On Wednesday, in San Juan, sunrise will be at 05:43 and sunset at 18:30 (AST).
How many hours of daylight will San Juan have tomorrow?
In San Juan, the length of the day tomorrow will be 12h and 47min.
Hourly weather forecast
0h
- 26°C
- Feels like:
30°C
Partly Cloudy
- Wind: 6km/h E
- Pressure: 1015mbar
- Humidity: 90%
- Precip. probability: 6%
- Precipitation: 0mm
- Visibility: 12km
2h
- 26°C
- Feels like:
30°C
Partly Cloudy
- Wind: 5km/h E
- Pressure: 1014mbar
- Humidity: 92%
- Precip. probability: 4%
- Precipitation: 0mm
- Visibility: 16km
4h
- 26°C
- Feels like:
30°C
Partly Cloudy
- Wind: 5km/h E
- Pressure: 1014mbar
- Humidity: 94%
- Precip. probability: 6%
- Precipitation: 0mm
- Visibility: 16km
Sunrise: 05:43
6h
- 26°C
- Feels like:
30°C
Mostly Cloudy
- Wind: 8km/h E
- Pressure: 1014mbar
- Humidity: 93%
- Precip. probability: 10%
- Precipitation: 0mm
- Visibility: 16km
8h
- 27°C
- Feels like:
31°C
Cloudy
- Wind: 14km/h E
- Pressure: 1015mbar
- Humidity: 91%
- Precip. probability: 18%
- Precipitation: 0mm
- Visibility: 16km
10h
- 28°C
- Feels like:
34°C
Cloudy
- Wind: 20km/h ESE
- Pressure: 1015mbar
- Humidity: 85%
- Precip. probability: 18%
- Precipitation: 0mm
- Visibility: 16km
12h
- 29°C
- Feels like:
35°C
Cloudy
- Wind: 20km/h ESE
- Pressure: 1015mbar
- Humidity: 84%
- Precip. probability: 14%
- Precipitation: 0mm
- Visibility: 16km
14h
- 29°C
- Feels like:
36°C
Cloudy
- Wind: 18km/h ESE
- Pressure: 1013mbar
- Humidity: 80%
- Precip. probability: 11%
- Precipitation: 0mm
- Visibility: 16km
16h
- 29°C
- Feels like:
35°C
Cloudy
- Wind: 20km/h ESE
- Pressure: 1012mbar
- Humidity: 81%
- Precip. probability: 11%
- Precipitation: 0mm
- Visibility: 16km
18h
- 28°C
- Feels like:
33°C
Cloudy
- Wind: 17km/h E
- Pressure: 1013mbar
- Humidity: 85%
- Precip. probability: 6%
- Precipitation: 0mm
- Visibility: 16km
Sunset: 18:30
20h
- 27°C
- Feels like:
32°C
Mostly Cloudy
- Wind: 11km/h E
- Pressure: 1015mbar
- Humidity: 90%
- Precip. probability: 8%
- Precipitation: 0mm
- Visibility: 16km
22h
- 27°C
- Feels like:
31°C
Mostly Cloudy
- Wind: 9km/h E
- Pressure: 1016mbar
- Humidity: 90%
- Precip. probability: 9%
- Precipitation: 0mm
- Visibility: 16km
Tomorrow, the weather will be cloudy.
The temperature variation will be indistinguishable, with the lowest temperature of 26°C and the highest temperature of 29°C. The feels-like temperature will be between a minimum of 30°C and a maximum of 36°C. The hottest part of the day will be from 11h to 16h.
The temperature variation will be indistinguishable, with the lowest temperature of 26°C and the highest temperature of 29°C. The feels-like temperature will be between a minimum of 30°C and a maximum of 36°C. The hottest part of the day will be from 11h to 16h.
Updated: Jun 18, 2025 @ 01:19:05 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
