Weather Guaynabo long-term weather forecast

Long-term weather forecast for Guaynabo for ten days.

Wednesday, Jan 14

82 / 72°F

0.00 in

10 mph

72 °F	79 °F	2 am
73 °F	79 °F	8 am
81 °F	86 °F	2 pm
75 °F	82 °F	8 pm

sunrise 6:59 am
sunset 6:08 pm

HOURLY

During the day partly cloudy, later morning rain showers, in the afternoon initially rain showers, later light rain showers, in the evening initially light rain showers, later clear. The highest temperature 82 °F. Total rainfall 0.07 in. At night partly cloudy. The lowest temperature 72 °F.

Interactive map weather Commonwealth of Puerto Rico

GPS: 18.3575; -66.1110

altitude: 164 ft
local time:

PLACES IN THE AREA

Weather forecast Guaynabo, Puerto Rico extended forecast

Time			Precip.	Wind	Pressure	Humidity	Dew	total	Fog	Low	Middle	High
Wednesday 01/14/2026
2 AM 1 AM	partly cloudy	72 °F 77 °F	0.0 in	5 fps 3 mph south-southeast	29.9 in	86 %	68 °F	16 %	0%	13%	8%	0%
8 AM 7 AM	rain showers	73 °F 79 °F	0.04 in	5 fps 4 mph south-southwest	30.0 in	82 %	66 °F	10 %	0%	8%	7%	0%
2 PM 1 PM	light rain showers	81 °F 84 °F	0.04 in	14 fps 10 mph east	29.9 in	62 %	66 °F	68 %	0%	28%	61%	0%
8 PM 7 PM	clear	75 °F 82 °F	0.0 in	7 fps 5 mph southeast	29.9 in	82 %	70 °F	3 %	0%	2%	0%	0%
Thursday 01/15/2026
2 AM 1 AM	partly cloudy	73 °F 81 °F	0.0 in	7 fps 5 mph south-southeast	29.9 in	89 %	68 °F	19 %	0%	10%	14%	0%
8 AM 7 AM	cloudy	73 °F 81 °F	0.00 in	5 fps 4 mph south-southwest	30.0 in	89 %	70 °F	53 %	0%	3%	0%	52%
2 PM 1 PM	overcast	86 °F 90 °F	0.02 in	12 fps 8 mph east-southeast	29.9 in	51 %	66 °F	95 %	0%	8%	14%	93%
8 PM 7 PM	cloudy	79 °F 86 °F	0.0 in	8 fps 5 mph southeast	29.9 in	76 %	70 °F	46 %	0%	0%	0%	45%

Guaynabo, Puerto Rico - information

State: Puerto Rico

GPS coordinates: 18.3575; -66.1110

Time zone: America / Puerto Rico time difference in hours with time in NY is -5 hours

Population: 81 360
Altitude: 164 ft
The administrative part:

Guaynabo Municipio, Guaynabo
Guaynabo Barrio-Pueblo, Guaynabo

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Data source

Weather forecast for Guaynabo 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

Astronomical information Guaynabo

data are always in the local time

Sun and light

Jan. 14, 2026

Sunrise:	Sunset:
6:59 am	6:08 pm
Noon:	Length of day:
12:33 pm	11:09
Start of civil twilight*:	End of civil twilight*:
6:35 am	6:31 pm
Start of nautical twilight*:	End of nautical twilight*:
6:09 am	6:58 pm
Start of astronomical twilight*:	End of astronomical twilight*:
5:42 am	7:24 pm
* What is Twilight?

Moon and moon phases

Moonrise:	Moonset:
01/14/2026 3:30 am	01/14/2026 2:35 pm
Next new moon:	Next full moon:
01/18/2026	02/01/2026