10-day forecast for Arroyo, PR: 72° to 91°, with precipitation expected on 6 days. The table below breaks each day into morning, afternoon, evening and overnight.
91°
Best day: Friday, October 16
83° · 0.59 in
Worst day: Saturday, October 24
Tap any day below to see morning, afternoon, evening and overnight.
Fri, 1691° / 76°0
Morning82°feels 89°
Afternoon91°feels 101°
Evening77°feels 79°
Overnight80°feels 80°
91 °
Arroyo, Friday, 16 October
Mostly clear. High 91°, low 76°.
Pressure29.94 inHg
Wind9.7 mph E
Humidity61%
Visibility6.2 mi
Dew point72°
Sat, 1786° / 74°0.11
Morning80°feels 84°
Afternoon86°feels 92°
Evening77°feels 78°
Overnight75°feels 77°
86 °
Arroyo, Saturday, 17 October
Light rain. High 86°, low 74°.
Pressure29.94 inHg
Wind10.4 mph E
Humidity61%
Visibility4.1 mi
Dew point71°
Sun, 1886° / 72°0.04
Morning78°feels 79°
Afternoon86°feels 92°
Evening77°feels 79°
Overnight74°feels 75°
86 °
Arroyo, Sunday, 18 October
Light rain. High 86°, low 72°.
Pressure29.97 inHg
Wind6.8 mph SE
Humidity65%
Visibility6.2 mi
Dew point73°
Mon, 1985° / 74°0.11
Morning77°feels 80°
Afternoon84°feels 90°
Evening81°feels 85°
Overnight75°feels 77°
85 °
Arroyo, Monday, 19 October
Light rain. High 85°, low 74°.
Pressure29.97 inHg
Wind9.1 mph E
Humidity65%
Visibility—
Dew point70°
Tue, 2085° / 74°0.02
Morning77°feels 79°
Afternoon84°feels 90°
Evening81°feels 86°
Overnight77°feels 78°
85 °
Arroyo, Tuesday, 20 October
Light rain. High 85°, low 74°.
Pressure29.91 inHg
Wind7.9 mph SE
Humidity69%
Visibility—
Dew point71°
Wed, 2185° / 76°0
Morning79°feels 81°
Afternoon85°feels 90°
Evening82°feels 87°
Overnight77°feels 79°
85 °
Arroyo, Wednesday, 21 October
Clear. High 85°, low 76°.
Pressure29.91 inHg
Wind7 mph S
Humidity61%
Visibility—
Dew point69°
Thu, 2285° / 77°0.16
Morning79°feels 83°
Afternoon85°feels 93°
Evening82°feels 88°
Overnight79°feels 79°
85 °
Arroyo, Thursday, 22 October
Light rain. High 85°, low 77°.
Pressure29.94 inHg
Wind9.9 mph SE
Humidity70%
Visibility—
Dew point73°
Fri, 2383° / 79°0.27
Morning80°feels 82°
Afternoon82°feels 89°
Evening81°feels 86°
Overnight80°feels 80°
83 °
Arroyo, Friday, 23 October
Light rain. High 83°, low 79°.
Pressure29.97 inHg
Wind9.6 mph SE
Humidity84%
Visibility—
Dew point76°
Sat, 2483° / 78°0.59
Morning80°feels 83°
Afternoon83°feels 90°
Evening80°feels 85°
Overnight78°feels 80°
83 °
Arroyo, Saturday, 24 October
Rain. High 83°, low 78°.
Pressure29.97 inHg
Wind11.9 mph E
Humidity78%
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.