10-day forecast for Guayanilla, PR: 68° to 90°, with precipitation expected on 9 days. The table below breaks each day into morning, afternoon, evening and overnight.
90°
Best day: Saturday, October 17
80° · 0.43 in
Worst day: Friday, October 23
Tap any day below to see morning, afternoon, evening and overnight.
Sat, 1790° / 72°0.04
Morning80°feels 80°
Afternoon90°feels 99°
Evening73°feels 74°
Overnight73°feels 74°
90 °
Guayanilla, Saturday, 17 October
Light rain. High 90°, low 72°.
Pressure29.97 inHg
Wind7.2 mph SE
Humidity55%
Visibility6.2 mi
Dew point69°
Sun, 1882° / 70°0.18
Morning77°feels 78°
Afternoon81°feels 84°
Evening72°feels 74°
Overnight70°feels 72°
82 °
Guayanilla, Sunday, 18 October
Rain. High 82°, low 70°.
Pressure29.97 inHg
Wind3.9 mph S
Humidity71%
Visibility6.2 mi
Dew point72°
Mon, 1983° / 68°0.14
Morning76°feels 77°
Afternoon82°feels 85°
Evening72°feels 73°
Overnight69°feels 70°
83 °
Guayanilla, Monday, 19 October
Light rain. High 83°, low 68°.
Pressure29.94 inHg
Wind6.9 mph SE
Humidity60%
Visibility6.2 mi
Dew point70°
Tue, 2082° / 68°0.14
Morning72°feels 74°
Afternoon81°feels 84°
Evening76°feels 78°
Overnight71°feels 72°
82 °
Guayanilla, Tuesday, 20 October
Light rain. High 82°, low 68°.
Pressure29.91 inHg
Wind8.3 mph SE
Humidity69%
Visibility—
Dew point69°
Wed, 2184° / 69°0
Morning73°feels 75°
Afternoon82°feels 85°
Evening80°feels 83°
Overnight74°feels 76°
84 °
Guayanilla, Wednesday, 21 October
Light rain. High 84°, low 69°.
Pressure29.91 inHg
Wind7.4 mph SE
Humidity63%
Visibility—
Dew point67°
Thu, 2283° / 74°0.23
Morning76°feels 79°
Afternoon82°feels 87°
Evening80°feels 84°
Overnight76°feels 78°
83 °
Guayanilla, Thursday, 22 October
Light rain. High 83°, low 74°.
Pressure29.94 inHg
Wind10.3 mph SE
Humidity78%
Visibility—
Dew point73°
Fri, 2380° / 76°0.43
Morning77°feels 80°
Afternoon80°feels 85°
Evening77°feels 78°
Overnight78°feels 79°
80 °
Guayanilla, Friday, 23 October
Rain. High 80°, low 76°.
Pressure29.94 inHg
Wind10.8 mph SE
Humidity85%
Visibility—
Dew point75°
Sat, 2482° / 77°0.22
Morning79°feels 81°
Afternoon80°feels 85°
Evening79°feels 79°
Overnight77°feels 79°
82 °
Guayanilla, Saturday, 24 October
Light rain. High 82°, low 77°.
Pressure29.91 inHg
Wind11.5 mph SE
Humidity86%
Visibility—
Dew point75°
Sun, 2584° / 76°0.06
Morning78°feels 81°
Afternoon83°feels 90°
Evening80°feels 85°
Overnight76°feels 78°
84 °
Guayanilla, Sunday, 25 October
Light rain. High 84°, low 76°.
Pressure29.94 inHg
Wind8.4 mph SE
Humidity72%
Visibility—
Dew point73°
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 Guayanilla, 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.