Weather San Juan tomorrow

sunrise 5:57 am
sunset 6:45 pm

HOURLY

Weather forecast San Juan April 30, 2026

During the day morning rain showers, in the afternoon initially rain showers, later heavy rain showers, in the evening initially heavy rain showers, later partly cloudy. The highest temperature 29 °C. Total rainfall 15.5 mm. At night the lowest temperature 23 °C.

Interactive map weather Commonwealth of Puerto Rico

GPS: 18.4663; -66.1057

altitude: 7 m
local time:

Meteogram is being loaded

Weather forecast San Juan, Puerto Rico extended forecast

Time			Precip.	Wind	Pressure	Humidity	Dew	total	Fog	Low	Middle	High
Thursday 04/30/2026
12 AM	heavy rain	24 °C 29 °C	1.1 mm	3.3 m/s 12 km/h southeast	1013 hPa	95 %	23 °C	96 %	0%	3%	80%	96%
1 AM	rain	24 °C 29 °C	0.4 mm	3.2 m/s 12 km/h south-southeast	1012 hPa	97 %	23 °C	89 %	0%	5%	75%	78%
2 AM	heavy rain	24 °C 29 °C	1.8 mm	3.2 m/s 12 km/h south-southeast	1011 hPa	97 %	23 °C	91 %	0%	10%	81%	73%
3 AM	rain showers	24 °C 29 °C	0.3 mm	3.1 m/s 11 km/h south-southeast	1011 hPa	97 %	23 °C	83 %	0%	10%	68%	63%
4 AM	cloudy	24 °C 29 °C	0.0 mm	2.6 m/s 9 km/h south	1011 hPa	97 %	22 °C	54 %	0%	7%	43%	39%
5 AM	light rain showers	23 °C 27 °C	0.1 mm	2.9 m/s 10 km/h south	1011 hPa	97 %	22 °C	69 %	0%	1%	37%	62%
6 AM	light rain showers	23 °C 28 °C	0.1 mm	2.4 m/s 9 km/h south-southwest	1012 hPa	97 %	22 °C	74 %	0%	3%	50%	54%
7 AM	cloudy	24 °C 29 °C	0.0 mm	2.6 m/s 9 km/h south	1012 hPa	95 %	22 °C	71 %	0%	1%	37%	57%
8 AM	cloudy	25 °C 30 °C	0.0 mm	2.5 m/s 9 km/h south-southeast	1012 hPa	90 %	23 °C	76 %	0%	1%	62%	53%
9 AM	overcast	26 °C 31 °C	0.0 mm	2.5 m/s 9 km/h east-southeast	1013 hPa	82 %	22 °C	89 %	0%	17%	60%	75%
10 AM	overcast	27 °C 31 °C	0.0 mm	2.8 m/s 10 km/h east	1013 hPa	76 %	22 °C	99 %	0%	9%	49%	98%
11 AM	cloudy	28 °C 32 °C	0.0 mm	3.5 m/s 13 km/h east	1013 hPa	70 %	22 °C	83 %	0%	9%	11%	79%
12 PM	heavy rain showers	29 °C 33 °C	2.2 mm	5.1 m/s 18 km/h northeast	1012 hPa	65 %	21 °C	55 %	0%	16%	28%	32%
1 PM	heavy rain	28 °C 31 °C	1.7 mm	6.7 m/s 24 km/h north-northeast	1012 hPa	68 %	21 °C	96 %	0%	54%	79%	60%
2 PM	heavy rain	27 °C 31 °C	1.0 mm	6.7 m/s 24 km/h northeast	1012 hPa	78 %	22 °C	91 %	0%	37%	64%	75%
3 PM	heavy rain	27 °C 31 °C	6.9 mm	6.3 m/s 23 km/h northeast	1011 hPa	77 %	22 °C	93 %	0%	28%	80%	52%
4 PM	rain	25 °C 29 °C	0.7 mm	4.0 m/s 14 km/h east-southeast	1011 hPa	83 %	22 °C	94 %	0%	30%	71%	79%
5 PM	cloudy	25 °C 29 °C	0.0 mm	1.8 m/s 6 km/h northwest	1011 hPa	84 %	22 °C	85 %	0%	17%	56%	68%
6 PM	cloudy	25 °C 29 °C	0.0 mm	2.5 m/s 9 km/h northwest	1011 hPa	86 %	22 °C	75 %	0%	18%	23%	62%
7 PM	cloudy	24 °C 28 °C	0.0 mm	3.1 m/s 11 km/h southwest	1012 hPa	89 %	22 °C	60 %	0%	7%	32%	41%
8 PM	cloudy	24 °C 28 °C	0.0 mm	3.1 m/s 11 km/h south-southwest	1012 hPa	92 %	22 °C	51 %	0%	5%	28%	29%
9 PM	clear	24 °C 29 °C	0.0 mm	3.2 m/s 12 km/h south-southwest	1013 hPa	94 %	22 °C	12 %	0%	4%	3%	5%
10 PM	partly cloudy	24 °C 29 °C	0.0 mm	3.8 m/s 14 km/h south-southeast	1013 hPa	95 %	22 °C	23 %	0%	21%	3%	1%
11 PM	cloudy	23 °C 27 °C	0.0 mm	4.2 m/s 15 km/h east-southeast	1014 hPa	96 %	22 °C	41 %	2%	25%	21%	3%
Friday 05/01/2026
12 AM	partly cloudy	23 °C 27 °C	0.0 mm	4.2 m/s 15 km/h south-southeast	1013 hPa	96 %	22 °C	36 %	0%	22%	18%	0%
1 AM	partly cloudy	23 °C 27 °C	0.0 mm	4.1 m/s 15 km/h south-southeast	1012 hPa	95 %	22 °C	17 %	0%	13%	3%	0%
2 AM	clear	23 °C 27 °C	0.0 mm	3.8 m/s 14 km/h south	1012 hPa	95 %	22 °C	6 %	0%	5%	0%	0%
3 AM	clear	23 °C 27 °C	0.0 mm	3.3 m/s 12 km/h south	1012 hPa	95 %	22 °C	12 %	0%	12%	0%	0%
4 AM	partly cloudy	23 °C 27 °C	0.0 mm	2.6 m/s 9 km/h south	1012 hPa	94 %	21 °C	14 %	0%	14%	4%	0%
5 AM	partly cloudy	23 °C 27 °C	0.0 mm	2.5 m/s 9 km/h south	1012 hPa	95 %	21 °C	18 %	0%	9%	13%	0%
6 AM	partly cloudy	23 °C 27 °C	0.0 mm	3.4 m/s 12 km/h south-southeast	1013 hPa	94 %	21 °C	30 %	0%	18%	8%	6%
7 AM	clear	24 °C 28 °C	0.0 mm	3.4 m/s 12 km/h south-southeast	1013 hPa	92 %	22 °C	8 %	0%	7%	1%	1%
8 AM	light rain showers	25 °C 29 °C	0.6 mm	3.1 m/s 11 km/h east-southeast	1014 hPa	86 %	22 °C	13 %	0%	8%	4%	3%
2 PM	light rain	28 °C 32 °C	0.8 mm	3.8 m/s 14 km/h east-northeast	1013 hPa	70 %	22 °C	92 %	0%	82%	36%	28%
8 PM	clear	26 °C 31 °C	0.0 mm	2.4 m/s 9 km/h east-southeast	1013 hPa	82 %	22 °C	10 %	0%	5%	4%	0%

San Juan, Puerto Rico - information

State: Puerto Rico

GPS coordinates: 18.4663; -66.1057

Time zone: America / Puerto Rico time difference in hours with time in US is -6 hours

Population: 418 140
Altitude: 7 m
The administrative part:

San Juan, San Juan
San Juan Antiguo Barrio, San Juan

Something wrong, something missing?

Weather San Juan, Puerto Rico. Weather forecast San Juan.

San Juan - weather nearby - bigger cities

San Juan - weather nearby - the closest place

Weather searching weather forecast for all cities in the world.
The second option is to search through list of continents and countries.

Data source

Weather forecast for San Juan is supplied by MET Norway Norwegian Meteorological Institute and the NRK.

Feels like

To calculate the perceived temperature, we use the Australian Apparent Temperature (AAT) model, which is designed for year-round calculations and takes air humidity into account in addition to temperature and wind speed.

Weather with Meteobox for your website

Long-term statistical averages

	average	min.	max.	precipit… days
January	25.0 °C	21.6 °C	28.4 °C	12
February	25.1 °C	21.4 °C	28.7 °C	9
March	25.6 °C	22.0 °C	29.1 °C	8
April	26.3 °C	22.7 °C	29.9 °C	8
May	27.2 °C	23.6 °C	30.7 °C	12
June	27.9 °C	24.5 °C	31.4 °C	11
July	28.1 °C	24.9 °C	31.4 °C	14
August	28.2 °C	24.8 °C	31.5 °C	14
September	28.1 °C	24.6 °C	31.6 °C	13
October	27.7 °C	24.2 °C	31.3 °C	13
November	26.7 °C	23.3 °C	29.9 °C	14
December	25.6 °C	22.4 °C	28.8 °C	14

Statistical averages in charts San Juan

Astronomical information San Juan

data are always in the local time

Sun and light

April 30, 2026

Sunrise:	Sunset:
5:57 am	6:45 pm
Noon:	Length of day:
12:21 pm	12:48
Start of civil twilight*:	End of civil twilight*:
5:34 am	7:09 pm
Start of nautical twilight*:	End of nautical twilight*:
5:08 am	7:35 pm
Start of astronomical twilight*:	End of astronomical twilight*:
4:40 am	8:02 pm
* What is Twilight?

Moon and moon phases

Moonrise:	Moonset:
04/29/2026 5:11 pm	04/30/2026 4:59 am
Next new moon:	Next full moon:
05/16/2026	05/01/2026