10-day forecast for Guayanilla, PR: 69° to 89°, with precipitation expected on 8 days. The table below breaks each day into morning, afternoon, evening and overnight.
85°
Best day: Wednesday, October 21
81° · 1.14 in
Worst day: Saturday, October 24
Tap any day below to see morning, afternoon, evening and overnight.
Fri, 1689° / 73°0.12
Morning79°feels 79°
Afternoon89°feels 101°
Evening76°feels 77°
Overnight74°feels 76°
89 °
Guayanilla, Friday, 16 October
Light rain. High 89°, low 73°.
Pressure29.94 inHg
Wind8.7 mph SE
Humidity61%
Visibility2.8 mi
Dew point71°
Sat, 1784° / 71°0.02
Morning79°feels 80°
Afternoon83°feels 87°
Evening74°feels 75°
Overnight71°feels 73°
84 °
Guayanilla, Saturday, 17 October
Light rain. High 84°, low 71°.
Pressure29.94 inHg
Wind7.4 mph SE
Humidity60%
Visibility6.2 mi
Dew point71°
Sun, 1883° / 69°0.19
Morning77°feels 78°
Afternoon81°feels 85°
Evening72°feels 74°
Overnight71°feels 72°
83 °
Guayanilla, Sunday, 18 October
Rain. High 83°, low 69°.
Pressure29.97 inHg
Wind5.2 mph S
Humidity67%
Visibility2.3 mi
Dew point72°
Mon, 1984° / 69°0.19
Morning76°feels 78°
Afternoon80°feels 80°
Evening74°feels 75°
Overnight69°feels 70°
84 °
Guayanilla, Monday, 19 October
Light rain. High 84°, low 69°.
Pressure29.94 inHg
Wind4.7 mph SE
Humidity67%
Visibility6.2 mi
Dew point72°
Tue, 2083° / 69°0.15
Morning73°feels 74°
Afternoon82°feels 85°
Evening76°feels 78°
Overnight70°feels 71°
83 °
Guayanilla, Tuesday, 20 October
Light rain. High 83°, low 69°.
Pressure29.91 inHg
Wind6.5 mph SE
Humidity63%
Visibility—
Dew point67°
Wed, 2185° / 70°0.01
Morning74°feels 76°
Afternoon84°feels 89°
Evening81°feels 85°
Overnight75°feels 76°
85 °
Guayanilla, Wednesday, 21 October
Light rain. High 85°, low 70°.
Pressure29.91 inHg
Wind11.6 mph SE
Humidity64%
Visibility—
Dew point69°
Thu, 2287° / 74°0.13
Morning78°feels 81°
Afternoon85°feels 90°
Evening79°feels 79°
Overnight76°feels 78°
87 °
Guayanilla, Thursday, 22 October
Light rain. High 87°, low 74°.
Pressure29.94 inHg
Wind11.4 mph SE
Humidity64%
Visibility—
Dew point71°
Fri, 2379° / 76°0.6
Morning78°feels 79°
Afternoon78°feels 79°
Evening77°feels 78°
Overnight79°feels 79°
79 °
Guayanilla, Friday, 23 October
Rain. High 79°, low 76°.
Pressure29.94 inHg
Wind14 mph SE
Humidity87%
Visibility—
Dew point74°
Sat, 2481° / 76°1.14
Morning79°feels 82°
Afternoon80°feels 86°
Evening77°feels 78°
Overnight77°feels 79°
81 °
Guayanilla, Saturday, 24 October
Rain. High 81°, low 76°.
Pressure29.88 inHg
Wind14.4 mph SE
Humidity86%
Visibility—
Dew point76°
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.