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As of 19:18 AST

Weather in Guaynabo, PR

81°Current weather

Guaynabo, Sunday, 18 October, 19:18

Mostly clear. Feels like 87°. High 88°, low 76°.

Pressure29.91 inHg
Wind3.4 mph SE
Humidity85%
Visibility6.2 mi
Dew point76°

10-day forecast for Guaynabo, PR: 71° to 92°, with precipitation expected on 7 days. The table below breaks each day into morning, afternoon, evening and overnight.

92°
Best day: Sunday, October 25
88° · 0.44 in
Worst day: Thursday, October 22

Tap any day below to see morning, afternoon, evening and overnight.

Mon, 1988° / 76°0.11Light rain
MorningPartly cloudy83°feels 93°
AfternoonLight rain88°feels 98°
EveningOvercast82°feels 92°
OvernightMostly clear78°feels 80°
88 °Light rain

Guaynabo, Monday, 19 October

Light rain. High 88°, low 76°.

Pressure29.91 inHg
Wind7.3 mph NE
Humidity66%
Visibility6.2 mi
Dew point75°
Tue, 2087° / 75°0.09Light rain
MorningClear83°feels 93°
AfternoonLight rain83°feels 92°
EveningPartly cloudy77°feels 79°
OvernightMostly clear77°feels 79°
87 °Light rain

Guaynabo, Tuesday, 20 October

Light rain. High 87°, low 75°.

Pressure29.88 inHg
Wind6.5 mph E
Humidity66%
Visibility6.2 mi
Dew point75°
Wed, 2188° / 71°0.15Rain
MorningClear78°feels 80°
AfternoonOvercast87°feels 95°
EveningClear77°feels 79°
OvernightOvercast72°feels 74°
88 °Rain

Guaynabo, Wednesday, 21 October

Rain. High 88°, low 71°.

Pressure29.88 inHg
Wind6 mph NE
Humidity63%
Visibility3.9 mi
Dew point74°
Thu, 2288° / 75°0.44Rain
MorningClear80°feels 85°
AfternoonRain77°feels 78°
EveningRain79°feels 84°
OvernightClear75°feels 76°
88 °Rain

Guaynabo, Thursday, 22 October

Rain. High 88°, low 75°.

Pressure29.94 inHg
Wind2.3 mph SE
Humidity75%
Visibility6.2 mi
Dew point75°
Fri, 2388° / 75°0.12Light rain
MorningLight rain79°feels 83°
AfternoonLight rain87°feels 97°
EveningLight rain81°feels 88°
OvernightLight rain75°feels 76°
88 °Light rain

Guaynabo, Friday, 23 October

Light rain. High 88°, low 75°.

Pressure29.97 inHg
Wind8.1 mph E
Humidity66%
Visibility—
Dew point73°
Sat, 2490° / 74°0.02Light rain
MorningLight rain79°feels 82°
AfternoonLight rain88°feels 96°
EveningLight rain83°feels 88°
OvernightLight rain77°feels 78°
90 °Light rain

Guaynabo, Saturday, 24 October

Light rain. High 90°, low 74°.

Pressure29.94 inHg
Wind12.6 mph SE
Humidity59%
Visibility—
Dew point71°
Sun, 2592° / 78°0Mostly clear
MorningMostly clear81°feels 85°
AfternoonMostly clear90°feels 96°
EveningMostly clear85°feels 91°
OvernightMostly clear78°feels 79°
92 °Mostly clear

Guaynabo, Sunday, 25 October

Mostly clear. High 92°, low 78°.

Pressure29.91 inHg
Wind10.9 mph S
Humidity54%
Visibility—
Dew point70°
Mon, 2690° / 77°0.2Light rain
MorningLight rain81°feels 84°
AfternoonLight rain89°feels 97°
EveningLight rain83°feels 91°
OvernightLight rain78°feels 80°
90 °Light rain

Guaynabo, Monday, 26 October

Light rain. High 90°, low 77°.

Pressure29.94 inHg
Wind6.5 mph NE
Humidity57%
Visibility—
Dew point71°
Tue, 2790° / 76°0Overcast
MorningOvercast79°feels 83°
AfternoonOvercast87°feels 94°
EveningOvercast83°feels 88°
OvernightOvercast77°feels 79°
90 °Overcast

Guaynabo, Tuesday, 27 October

Overcast. High 90°, low 76°.

Pressure29.94 inHg
Wind10.8 mph NE
Humidity62%
Visibility—
Dew point71°

About this forecast

How reliable is a 10-day forecast?

The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.

What does the time-of-day table show?

Temperature in Guaynabo, PR around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.

How is the best day chosen?

We weigh the daytime high against precipitation: a warm, dry day scores highest.