10-day forecast for San Germán, PR: 75° to 93°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
93°
Best day: Saturday, August 15
89° · 0.42 in
Worst day: Tuesday, August 11
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1092° / 78°0.01
Morning85°feels 91°
Afternoon91°feels 98°
Evening82°feels 87°
Overnight79°feels 79°
92 °
San Germán, Monday, 10 August
Light rain. High 92°, low 78°.
Pressure30.03 inHg
Wind14.8 mph SE
Humidity51%
Visibility6.2 mi
Dew point70°
Tue, 1189° / 77°0.42
Morning82°feels 85°
Afternoon85°feels 93°
Evening80°feels 85°
Overnight78°feels 79°
89 °
San Germán, Tuesday, 11 August
Rain. High 89°, low 77°.
Pressure30.00 inHg
Wind15.4 mph SE
Humidity59%
Visibility6.2 mi
Dew point72°
Wed, 1289° / 78°0.04
Morning81°feels 86°
Afternoon89°feels 97°
Evening81°feels 87°
Overnight78°feels 79°
89 °
San Germán, Wednesday, 12 August
Light rain. High 89°, low 78°.
Pressure30.00 inHg
Wind16 mph SE
Humidity59%
Visibility6.2 mi
Dew point72°
Thu, 1390° / 78°0
Morning81°feels 84°
Afternoon88°feels 94°
Evening86°feels 89°
Overnight79°feels 79°
90 °
San Germán, Thursday, 13 August
Mostly clear. High 90°, low 78°.
Pressure30.03 inHg
Wind21 mph SE
Humidity58%
Visibility—
Dew point70°
Fri, 1492° / 76°0
Morning80°feels 82°
Afternoon90°feels 92°
Evening87°feels 91°
Overnight78°feels 79°
92 °
San Germán, Friday, 14 August
Clear. High 92°, low 76°.
Pressure30.09 inHg
Wind19.8 mph SE
Humidity46%
Visibility—
Dew point64°
Sat, 1593° / 75°0
Morning80°feels 82°
Afternoon91°feels 94°
Evening87°feels 91°
Overnight78°feels 79°
93 °
San Germán, Saturday, 15 August
Clear. High 93°, low 75°.
Pressure30.03 inHg
Wind21.8 mph SE
Humidity43%
Visibility—
Dew point64°
Sun, 1690° / 75°0.06
Morning79°feels 82°
Afternoon89°feels 94°
Evening84°feels 90°
Overnight77°feels 79°
90 °
San Germán, Sunday, 16 August
Light rain. High 90°, low 75°.
Pressure30.00 inHg
Wind8.8 mph SE
Humidity50%
Visibility—
Dew point67°
Mon, 1788° / 76°0.01
Morning80°feels 82°
Afternoon87°feels 91°
Evening83°feels 86°
Overnight78°feels 79°
88 °
San Germán, Monday, 17 August
Light rain. High 88°, low 76°.
Pressure29.97 inHg
Wind11.8 mph S
Humidity52%
Visibility—
Dew point67°
Tue, 1888° / 76°0.03
Morning79°feels 81°
Afternoon87°feels 91°
Evening83°feels 88°
Overnight78°feels 78°
88 °
San Germán, Tuesday, 18 August
Light rain. High 88°, low 76°.
Pressure30.03 inHg
Wind11.9 mph S
Humidity55%
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 San Germán, 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.