10-day forecast for Arenal, PR: 72° to 91°, with precipitation expected on 8 days. The table below breaks each day into morning, afternoon, evening and overnight.
91°
Best day: Sunday, November 15
90° · 0.28 in
Worst day: Wednesday, November 18
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1689° / 74°0.15
Morning81°feels 85°
Afternoon89°feels 101°
Evening77°feels 79°
Overnight75°feels 76°
89 °
Arenal, Monday, 16 November
Light rain. High 89°, low 74°.
Pressure30.00 inHg
Wind11 mph SE
Humidity50%
Visibility6.2 mi
Dew point70°
Tue, 1790° / 72°0.08
Morning79°feels 79°
Afternoon87°feels 94°
Evening79°feels 79°
Overnight75°feels 76°
90 °
Arenal, Tuesday, 17 November
Light rain. High 90°, low 72°.
Pressure29.97 inHg
Wind9.9 mph E
Humidity56%
Visibility6.1 mi
Dew point73°
Wed, 1890° / 76°0.28
Morning82°feels 86°
Afternoon80°feels 80°
Evening80°feels 80°
Overnight76°feels 78°
90 °
Arenal, Wednesday, 18 November
Rain. High 90°, low 76°.
Pressure29.91 inHg
Wind12.2 mph SE
Humidity54%
Visibility6.2 mi
Dew point72°
Thu, 1987° / 74°0.01
Morning78°feels 81°
Afternoon87°feels 93°
Evening83°feels 89°
Overnight75°feels 76°
87 °
Arenal, Thursday, 19 November
Light rain. High 87°, low 74°.
Pressure29.97 inHg
Wind11.1 mph SE
Humidity60%
Visibility—
Dew point70°
Fri, 2087° / 76°0.18
Morning79°feels 82°
Afternoon86°feels 93°
Evening80°feels 85°
Overnight77°feels 79°
87 °
Arenal, Friday, 20 November
Light rain. High 87°, low 76°.
Pressure29.94 inHg
Wind10 mph SE
Humidity63%
Visibility—
Dew point72°
Sat, 2185° / 77°0.16
Morning79°feels 82°
Afternoon84°feels 91°
Evening82°feels 86°
Overnight78°feels 79°
85 °
Arenal, Saturday, 21 November
Light rain. High 85°, low 77°.
Pressure29.94 inHg
Wind15 mph SE
Humidity66%
Visibility—
Dew point71°
Sun, 2285° / 77°0.05
Morning79°feels 82°
Afternoon85°feels 91°
Evening82°feels 88°
Overnight78°feels 80°
85 °
Arenal, Sunday, 22 November
Light rain. High 85°, low 77°.
Pressure29.94 inHg
Wind12.8 mph SE
Humidity65%
Visibility—
Dew point71°
Mon, 2385° / 77°0.22
Morning80°feels 83°
Afternoon85°feels 92°
Evening82°feels 88°
Overnight78°feels 79°
85 °
Arenal, Monday, 23 November
Light rain. High 85°, low 77°.
Pressure29.94 inHg
Wind13.5 mph SE
Humidity67%
Visibility—
Dew point72°
Tue, 2485° / 78°0.07
Morning80°feels 83°
Afternoon85°feels 92°
Evening82°feels 87°
Overnight79°feels 79°
85 °
Arenal, Tuesday, 24 November
Light rain. High 85°, low 78°.
Pressure30.00 inHg
Wind14.5 mph SE
Humidity68%
Visibility—
Dew point73°
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 Arenal, 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.