10-day forecast for Arenas, PR: 70° to 89°, with precipitation expected on 8 days. The table below breaks each day into morning, afternoon, evening and overnight.
86°
Best day: Tuesday, October 27
89° · 0.2 in
Worst day: Tuesday, October 20
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1989° / 75°0.14
Morning83°feels 91°
Afternoon86°feels 94°
Evening78°feels 80°
Overnight77°feels 78°
89 °
Arenas, Monday, 19 October
Light rain. High 89°, low 75°.
Pressure29.91 inHg
Wind5.6 mph SE
Humidity63%
Visibility6.2 mi
Dew point73°
Tue, 2089° / 72°0.2
Morning82°feels 90°
Afternoon84°feels 95°
Evening74°feels 75°
Overnight75°feels 77°
89 °
Arenas, Tuesday, 20 October
Rain. High 89°, low 72°.
Pressure29.91 inHg
Wind7.1 mph SE
Humidity65%
Visibility4.0 mi
Dew point73°
Wed, 2188° / 70°0.04
Morning77°feels 78°
Afternoon86°feels 90°
Evening74°feels 76°
Overnight71°feels 73°
88 °
Arenas, Wednesday, 21 October
Light rain. High 88°, low 70°.
Pressure29.91 inHg
Wind6.8 mph SE
Humidity51%
Visibility6.2 mi
Dew point69°
Thu, 2286° / 72°0.08
Morning79°feels 79°
Afternoon84°feels 88°
Evening74°feels 75°
Overnight73°feels 75°
86 °
Arenas, Thursday, 22 October
Light rain. High 86°, low 72°.
Pressure29.97 inHg
Wind9.3 mph SE
Humidity62%
Visibility6.2 mi
Dew point72°
Fri, 2385° / 73°0.14
Morning76°feels 79°
Afternoon84°feels 90°
Evening78°feels 80°
Overnight74°feels 76°
85 °
Arenas, Friday, 23 October
Light rain. High 85°, low 73°.
Pressure30.00 inHg
Wind10.4 mph SE
Humidity66%
Visibility—
Dew point71°
Sat, 2485° / 75°0.08
Morning78°feels 80°
Afternoon85°feels 90°
Evening82°feels 87°
Overnight78°feels 80°
85 °
Arenas, Saturday, 24 October
Light rain. High 85°, low 75°.
Pressure29.97 inHg
Wind12.5 mph SE
Humidity63%
Visibility—
Dew point70°
Sun, 2584° / 77°0.13
Morning79°feels 82°
Afternoon84°feels 90°
Evening81°feels 86°
Overnight77°feels 79°
84 °
Arenas, Sunday, 25 October
Light rain. High 84°, low 77°.
Pressure29.94 inHg
Wind11.1 mph SE
Humidity70%
Visibility—
Dew point72°
Mon, 2686° / 76°0.17
Morning79°feels 82°
Afternoon85°feels 92°
Evening81°feels 86°
Overnight77°feels 78°
86 °
Arenas, Monday, 26 October
Light rain. High 86°, low 76°.
Pressure29.97 inHg
Wind7.7 mph SE
Humidity64%
Visibility—
Dew point71°
Tue, 2786° / 75°0
Morning78°feels 81°
Afternoon86°feels 91°
Evening81°feels 86°
Overnight77°feels 78°
86 °
Arenas, Tuesday, 27 October
Light rain. High 86°, low 75°.
Pressure29.97 inHg
Wind8.6 mph S
Humidity58%
Visibility—
Dew point68°
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 Arenas, 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.