10-day forecast for Port Royal, TN: 67° to 98°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
98°
Best day: Sunday, August 16
90° · 0.21 in
Worst day: Thursday, August 13
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1093° / 72°0
Morning79°feels 79°
Afternoon93°feels 103°
Evening76°feels 77°
Overnight75°feels 76°
93 °
Port Royal, Monday, 10 August
Clear. High 93°, low 72°.
Pressure30.09 inHg
Wind8.5 mph SW
Humidity63%
Visibility6.2 mi
Dew point74°
Tue, 1194° / 72°0
Morning77°feels 79°
Afternoon93°feels 102°
Evening80°feels 80°
Overnight72°feels 73°
94 °
Port Royal, Tuesday, 11 August
Light rain. High 94°, low 72°.
Pressure30.03 inHg
Wind10.1 mph SW
Humidity60%
Visibility6.2 mi
Dew point74°
Wed, 1292° / 73°0.16
Morning76°feels 78°
Afternoon93°feels 102°
Evening78°feels 79°
Overnight75°feels 76°
92 °
Port Royal, Wednesday, 12 August
Light rain. High 92°, low 73°.
Pressure29.88 inHg
Wind13.3 mph SW
Humidity60%
Visibility6.2 mi
Dew point74°
Thu, 1390° / 72°0.21
Morning74°feels 75°
Afternoon85°feels 93°
Evening84°feels 92°
Overnight73°feels 74°
90 °
Port Royal, Thursday, 13 August
Light rain. High 90°, low 72°.
Pressure29.97 inHg
Wind8.5 mph S
Humidity71%
Visibility—
Dew point73°
Fri, 1496° / 78°0
Morning82°feels 85°
Afternoon91°feels 100°
Evening85°feels 94°
Overnight78°feels 80°
96 °
Port Royal, Friday, 14 August
Overcast. High 96°, low 78°.
Pressure30.00 inHg
Wind10.8 mph SW
Humidity52%
Visibility—
Dew point70°
Sat, 1593° / 75°0
Morning80°feels 84°
Afternoon90°feels 101°
Evening85°feels 97°
Overnight81°feels 86°
93 °
Port Royal, Saturday, 15 August
Mostly clear. High 93°, low 75°.
Pressure30.12 inHg
Wind6.3 mph E
Humidity59%
Visibility—
Dew point73°
Sun, 1698° / 76°0
Morning82°feels 84°
Afternoon94°feels 103°
Evening87°feels 95°
Overnight81°feels 83°
98 °
Port Royal, Sunday, 16 August
Mostly clear. High 98°, low 76°.
Pressure30.03 inHg
Wind9.7 mph W
Humidity45%
Visibility—
Dew point69°
Mon, 1786° / 73°0
Morning77°feels 80°
Afternoon84°feels 90°
Evening78°feels 78°
Overnight73°feels 74°
86 °
Port Royal, Monday, 17 August
Clear. High 86°, low 73°.
Pressure30.00 inHg
Wind8.7 mph N
Humidity65%
Visibility—
Dew point71°
Tue, 1886° / 67°0.01
Morning71°feels 72°
Afternoon79°feels 80°
Evening81°feels 85°
Overnight76°feels 77°
86 °
Port Royal, Tuesday, 18 August
Light rain. High 86°, low 67°.
Pressure29.94 inHg
Wind9 mph SE
Humidity70%
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 Port Royal, TN 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.