10-day forecast for Piedras Blancas, PR: 73° to 91°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
91°
Best day: Saturday, August 15
89° · 0.19 in
Worst day: Tuesday, August 11
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1087° / 78°0
Morning83°feels 87°
Afternoon87°feels 91°
Evening81°feels 84°
Overnight78°feels 80°
87 °
Piedras Blancas, Monday, 10 August
Overcast. High 87°, low 78°.
Pressure30.06 inHg
Wind15.1 mph SE
Humidity51%
Visibility6.2 mi
Dew point69°
Tue, 1189° / 76°0.19
Morning82°feels 86°
Afternoon87°feels 93°
Evening78°feels 79°
Overnight77°feels 78°
89 °
Piedras Blancas, Tuesday, 11 August
Light rain. High 89°, low 76°.
Pressure30.03 inHg
Wind15.3 mph SE
Humidity57%
Visibility6.2 mi
Dew point71°
Wed, 1289° / 75°0
Morning79°feels 79°
Afternoon88°feels 96°
Evening79°feels 79°
Overnight76°feels 78°
89 °
Piedras Blancas, Wednesday, 12 August
Light rain. High 89°, low 75°.
Pressure30.03 inHg
Wind13.7 mph SE
Humidity60%
Visibility6.2 mi
Dew point72°
Thu, 1388° / 75°0
Morning82°feels 86°
Afternoon88°feels 93°
Evening83°feels 87°
Overnight76°feels 78°
88 °
Piedras Blancas, Thursday, 13 August
Overcast. High 88°, low 75°.
Pressure30.06 inHg
Wind16.3 mph SE
Humidity53%
Visibility6.2 mi
Dew point68°
Fri, 1491° / 75°0
Morning79°feels 81°
Afternoon89°feels 93°
Evening86°feels 88°
Overnight76°feels 77°
91 °
Piedras Blancas, Friday, 14 August
Overcast. High 91°, low 75°.
Pressure30.09 inHg
Wind17.4 mph SE
Humidity52%
Visibility—
Dew point67°
Sat, 1591° / 74°0
Morning79°feels 81°
Afternoon90°feels 94°
Evening87°feels 91°
Overnight76°feels 77°
91 °
Piedras Blancas, Saturday, 15 August
Partly cloudy. High 91°, low 74°.
Pressure30.06 inHg
Wind17.5 mph SE
Humidity47%
Visibility—
Dew point65°
Sun, 1691° / 74°0.07
Morning79°feels 81°
Afternoon91°feels 93°
Evening85°feels 91°
Overnight74°feels 76°
91 °
Piedras Blancas, Sunday, 16 August
Light rain. High 91°, low 74°.
Pressure30.03 inHg
Wind15.9 mph SE
Humidity42%
Visibility—
Dew point63°
Mon, 1790° / 74°0.07
Morning79°feels 80°
Afternoon89°feels 92°
Evening83°feels 87°
Overnight75°feels 76°
90 °
Piedras Blancas, Monday, 17 August
Light rain. High 90°, low 74°.
Pressure29.94 inHg
Wind7.3 mph S
Humidity44%
Visibility—
Dew point63°
Tue, 1888° / 73°0.02
Morning78°feels 80°
Afternoon87°feels 92°
Evening84°feels 89°
Overnight76°feels 78°
88 °
Piedras Blancas, Tuesday, 18 August
Light rain. High 88°, low 73°.
Pressure30.00 inHg
Wind12 mph SE
Humidity54%
Visibility—
Dew point67°
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 Piedras Blancas, 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.