10-day forecast for Arroyo, PR: 71° to 88°, with precipitation expected on 9 days. The table below breaks each day into morning, afternoon, evening and overnight.
87°
Best day: Saturday, October 17
83° · 0.59 in
Worst day: Saturday, October 24
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 1888° / 78°0.15
Morning84°feels 94°
Afternoon85°feels 93°
Evening80°feels 80°
Overnight79°feels 79°
88 °
Arroyo, Sunday, 18 October
Rain. High 88°, low 78°.
Pressure29.97 inHg
Wind6.6 mph SE
Humidity66%
Visibility6.2 mi
Dew point72°
Mon, 1985° / 73°0.09
Morning80°feels 80°
Afternoon83°feels 89°
Evening75°feels 77°
Overnight78°feels 80°
85 °
Arroyo, Monday, 19 October
Light rain. High 85°, low 73°.
Pressure29.94 inHg
Wind9 mph SE
Humidity66%
Visibility6.2 mi
Dew point72°
Tue, 2084° / 72°0.04
Morning78°feels 79°
Afternoon84°feels 90°
Evening77°feels 78°
Overnight73°feels 74°
84 °
Arroyo, Tuesday, 20 October
Light rain. High 84°, low 72°.
Pressure29.91 inHg
Wind6.9 mph SE
Humidity69%
Visibility6.2 mi
Dew point73°
Wed, 2185° / 71°0.04
Morning77°feels 79°
Afternoon84°feels 89°
Evening81°feels 85°
Overnight74°feels 76°
85 °
Arroyo, Wednesday, 21 October
Light rain. High 85°, low 71°.
Pressure29.94 inHg
Wind6.5 mph SE
Humidity64%
Visibility—
Dew point69°
Thu, 2283° / 72°0.18
Morning75°feels 78°
Afternoon83°feels 87°
Evening78°feels 79°
Overnight74°feels 76°
83 °
Arroyo, Thursday, 22 October
Light rain. High 83°, low 72°.
Pressure29.97 inHg
Wind7.7 mph SE
Humidity69%
Visibility—
Dew point71°
Fri, 2384° / 75°0.13
Morning78°feels 82°
Afternoon83°feels 91°
Evening82°feels 88°
Overnight79°feels 79°
84 °
Arroyo, Friday, 23 October
Light rain. High 84°, low 75°.
Pressure29.91 inHg
Wind8.7 mph SE
Humidity79%
Visibility—
Dew point75°
Sat, 2483° / 79°0.59
Morning80°feels 83°
Afternoon82°feels 91°
Evening81°feels 87°
Overnight79°feels 79°
83 °
Arroyo, Saturday, 24 October
Rain. High 83°, low 79°.
Pressure29.91 inHg
Wind10.6 mph SE
Humidity84%
Visibility—
Dew point77°
Sun, 2585° / 79°0.15
Morning82°feels 84°
Afternoon85°feels 94°
Evening82°feels 88°
Overnight79°feels 80°
85 °
Arroyo, Sunday, 25 October
Light rain. High 85°, low 79°.
Pressure29.94 inHg
Wind7.7 mph S
Humidity74%
Visibility—
Dew point75°
Mon, 2686° / 78°0.07
Morning80°feels 84°
Afternoon85°feels 94°
Evening83°feels 88°
Overnight78°feels 80°
86 °
Arroyo, Monday, 26 October
Light rain. High 86°, low 78°.
Pressure30.00 inHg
Wind8.6 mph E
Humidity70%
Visibility—
Dew point74°
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.