Weather forecast for tomorrow
Sunday, May 4.
6:51 am
8:07 pm
CDT
8:07 pm
CDT
AM Thunderstorms
81°F / 73°F
- Wind: 14mph E
- Humidity: 77%
- Precip. probability: 43%
- Precipitation: 0.04"
- UV index: 5
Tomorrow, rain and thunderstorms are expected early in the day.
Minimal precipitation is anticipated. Minor temperature shifts from a high of a warm 80.6°F to a low of a moderately hot 73.4°F are forecasted.
The maximum heat index, which calculates the temperature value influenced by the moisture in the air, is assessed at 84.2°F.
Tomorrow, the temperature forecast of 80.6°F will better match April's climate average than that of May.
Sunrise will be at 6:51 am and sunset at 8:07 pm; tomorrow's daylight will last for 13h and 16min.
Minimal precipitation is anticipated. Minor temperature shifts from a high of a warm 80.6°F to a low of a moderately hot 73.4°F are forecasted.
The maximum heat index, which calculates the temperature value influenced by the moisture in the air, is assessed at 84.2°F.
Tomorrow, the temperature forecast of 80.6°F will better match April's climate average than that of May.
Sunrise will be at 6:51 am and sunset at 8:07 pm; tomorrow's daylight will last for 13h and 16min.
Frequently asked questions
What is the weather forecast for San Juan for tomorrow?
Tomorrow, morning rainfall may be accompanied by thunder and lightning flashes.
Will it rain tomorrow?
Tomorrow, there is a low chance of minimal precipitation in San Juan.
What will be the maximum temperature tomorrow?
Tomorrow, the maximum temperature will be 80.6°F, while the minimum temperature will be 73.4°F. The maximum heat index, which reflects the perceived temperature due to humidity levels, is evaluated at 84.2°F.
The highest temperature will be significantly lower than the average maximum of 91.8°F in May. Tomorrow, the lowest temperature will be in line with the average low temperature.
The highest temperature will be significantly lower than the average maximum of 91.8°F in May. Tomorrow, the lowest temperature will be in line with the average low temperature.
When is the sunrise / sunset tomorrow?
On Sunday, in San Juan, sunrise will be at 6:51 am and sunset at 8:07 pm (CDT).
How many hours of daylight will San Juan have tomorrow?
In San Juan, tomorrow, there will be 13h and 16min of daylight.
Hourly weather forecast
12 am
- 75°F
- Feels like:
79°F
Cloudy
- Wind: 10mph ESE
- Pressure: 29.8"Hg
- Humidity: 88%
- Precip. probability: 19%
- Precipitation: 0"
- Visibility: 10mi
2 am
- 75°F
- Feels like:
81°F
Cloudy
- Wind: 9mph ESE
- Pressure: 29.8"Hg
- Humidity: 87%
- Precip. probability: 22%
- Precipitation: 0"
- Visibility: 10mi
4 am
- 75°F
- Feels like:
81°F
Cloudy
- Wind: 9mph ESE
- Pressure: 29.77"Hg
- Humidity: 88%
- Precip. probability: 17%
- Precipitation: 0"
- Visibility: 9mi
6 am
- 75°F
- Feels like:
81°F
Cloudy
- Wind: 9mph ESE
- Pressure: 29.77"Hg
- Humidity: 89%
- Precip. probability: 12%
- Precipitation: 0"
- Visibility: 9mi
Sunrise: 6:51 am
8 am
- 75°F
- Feels like:
81°F
Mostly Cloudy
- Wind: 10mph ESE
- Pressure: 29.77"Hg
- Humidity: 89%
- Precip. probability: 15%
- Precipitation: 0"
- Visibility: 5mi
10 am
- 79°F
- Feels like:
86°F
Cloudy
- Wind: 16mph SE
- Pressure: 29.8"Hg
- Humidity: 81%
- Precip. probability: 23%
- Precipitation: 0"
- Visibility: 8mi
12 pm
- 82°F
- Feels like:
90°F
Cloudy
- Wind: 17mph SE
- Pressure: 29.77"Hg
- Humidity: 72%
- Precip. probability: 13%
- Precipitation: 0"
- Visibility: 10mi
2 pm
- 86°F
- Feels like:
93°F
Mostly Cloudy
- Wind: 18mph SE
- Pressure: 29.74"Hg
- Humidity: 67%
- Precip. probability: 1%
- Precipitation: 0"
- Visibility: 10mi
4 pm
- 86°F
- Feels like:
93°F
Mostly Cloudy
- Wind: 18mph SE
- Pressure: 29.68"Hg
- Humidity: 64%
- Precip. probability: 1%
- Precipitation: 0"
- Visibility: 10mi
6 pm
- 86°F
- Feels like:
91°F
Partly Cloudy
- Wind: 19mph SE
- Pressure: 29.65"Hg
- Humidity: 64%
- Precip. probability: 1%
- Precipitation: 0"
- Visibility: 10mi
8 pm
- 82°F
- Feels like:
88°F
Mostly Cloudy
- Wind: 16mph SE
- Pressure: 29.65"Hg
- Humidity: 73%
- Precip. probability: 6%
- Precipitation: 0"
- Visibility: 10mi
Sunset: 8:07 pm
10 pm
- 79°F
- Feels like:
84°F
Cloudy
- Wind: 15mph SE
- Pressure: 29.68"Hg
- Humidity: 83%
- Precip. probability: 16%
- Precipitation: 0"
- Visibility: 9mi
Tomorrow, on Sunday, primarily dull and occasionally unstable weather is expected.
The temperature will be between the lowest temperature of 75.2°F and the highest temperature of 86°F. The feels-like temperature will vary between a minimum of 78.8°F and a maximum of 93.2°F. The hottest part of the day will be from 2 pm to 6 pm.
The forecasted maximum is more in line with April's typical high of 88.3°F than the average for May. Tomorrow, the night is expected to be alike with the typical May low of 72.9°F.
The temperature will be between the lowest temperature of 75.2°F and the highest temperature of 86°F. The feels-like temperature will vary between a minimum of 78.8°F and a maximum of 93.2°F. The hottest part of the day will be from 2 pm to 6 pm.
The forecasted maximum is more in line with April's typical high of 88.3°F than the average for May. Tomorrow, the night is expected to be alike with the typical May low of 72.9°F.
Updated: May 4, 2025 @ 04:43:07 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate