10-day forecast for Arroyo, PR: 73° to 89°, with precipitation expected on 6 days. The table below breaks each day into morning, afternoon, evening and overnight.
89°
Best day: Friday, October 16
85° · 0.66 in
Worst day: Saturday, October 24
Tap any day below to see morning, afternoon, evening and overnight.
Fri, 1689° / 78°0
Morning83°feels 91°
Afternoon88°feels 96°
Evening79°feels 79°
Overnight80°feels 80°
89 °
Arroyo, Friday, 16 October
Mostly clear. High 89°, low 78°.
Pressure29.94 inHg
Wind10.6 mph E
Humidity59%
Visibility6.2 mi
Dew point71°
Sat, 1787° / 74°0.01
Morning80°feels 80°
Afternoon86°feels 92°
Evening77°feels 79°
Overnight80°feels 80°
87 °
Arroyo, Saturday, 17 October
Light rain. High 87°, low 74°.
Pressure29.94 inHg
Wind9 mph E
Humidity60%
Visibility6.2 mi
Dew point72°
Sun, 1885° / 73°0.14
Morning79°feels 79°
Afternoon84°feels 91°
Evening77°feels 78°
Overnight75°feels 76°
85 °
Arroyo, Sunday, 18 October
Light rain. High 85°, low 73°.
Pressure29.97 inHg
Wind5.8 mph E
Humidity73%
Visibility6.2 mi
Dew point74°
Mon, 1985° / 73°0.1
Morning79°feels 79°
Afternoon85°feels 91°
Evening80°feels 84°
Overnight73°feels 74°
85 °
Arroyo, Monday, 19 October
Light rain. High 85°, low 73°.
Pressure29.91 inHg
Wind7.6 mph SE
Humidity67%
Visibility6.2 mi
Dew point73°
Tue, 2084° / 74°0.07
Morning77°feels 80°
Afternoon83°feels 89°
Evening80°feels 85°
Overnight76°feels 77°
84 °
Arroyo, Tuesday, 20 October
Light rain. High 84°, low 74°.
Pressure29.94 inHg
Wind8.5 mph SE
Humidity71%
Visibility—
Dew point72°
Wed, 2185° / 75°0.01
Morning78°feels 81°
Afternoon85°feels 91°
Evening82°feels 87°
Overnight78°feels 79°
85 °
Arroyo, Wednesday, 21 October
Light rain. High 85°, low 75°.
Pressure29.91 inHg
Wind7.7 mph SE
Humidity66%
Visibility—
Dew point71°
Thu, 2286° / 80°0.09
Morning82°feels 89°
Afternoon85°feels 94°
Evening82°feels 90°
Overnight80°feels 86°
86 °
Arroyo, Thursday, 22 October
Light rain. High 86°, low 80°.
Pressure29.94 inHg
Wind10 mph SE
Humidity73%
Visibility—
Dew point75°
Fri, 2385° / 80°0.12
Morning81°feels 84°
Afternoon85°feels 94°
Evening82°feels 90°
Overnight81°feels 87°
85 °
Arroyo, Friday, 23 October
Light rain. High 85°, low 80°.
Pressure29.97 inHg
Wind11 mph SE
Humidity74%
Visibility—
Dew point75°
Sat, 2485° / 79°0.66
Morning81°feels 83°
Afternoon84°feels 93°
Evening81°feels 87°
Overnight79°feels 79°
85 °
Arroyo, Saturday, 24 October
Rain. High 85°, low 79°.
Pressure29.88 inHg
Wind15.5 mph S
Humidity75%
Visibility—
Dew point75°
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 Arroyo, 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.