10-day forecast for Portsmouth, NC: 76° to 86°, with precipitation expected on 6 days. The table below breaks each day into morning, afternoon, evening and overnight.
84°
Best day: Wednesday, August 12
83° · 1.67 in
Worst day: Friday, August 14
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1086° / 79°0.2
Morning81°feels 87°
Afternoon86°feels 98°
Evening82°feels 88°
Overnight80°feels 80°
86 °
Portsmouth, Monday, 10 August
Light rain. High 86°, low 79°.
Pressure30.09 inHg
Wind6.6 mph SW
Humidity75%
Visibility6.2 mi
Dew point75°
Tue, 1184° / 81°0.02
Morning81°feels 86°
Afternoon84°feels 93°
Evening84°feels 93°
Overnight81°feels 87°
84 °
Portsmouth, Tuesday, 11 August
Light rain. High 84°, low 81°.
Pressure29.97 inHg
Wind7.7 mph SW
Humidity71%
Visibility6.2 mi
Dew point73°
Wed, 1284° / 81°0
Morning81°feels 86°
Afternoon84°feels 92°
Evening84°feels 94°
Overnight82°feels 89°
84 °
Portsmouth, Wednesday, 12 August
Clear. High 84°, low 81°.
Pressure29.88 inHg
Wind6.2 mph W
Humidity73%
Visibility6.2 mi
Dew point73°
Thu, 1383° / 78°0.1
Morning80°feels 83°
Afternoon82°feels 86°
Evening83°feels 91°
Overnight78°feels 80°
83 °
Portsmouth, Thursday, 13 August
Light rain. High 83°, low 78°.
Pressure29.94 inHg
Wind9.8 mph NW
Humidity73%
Visibility6.2 mi
Dew point71°
Fri, 1483° / 79°1.67
Morning83°feels 90°
Afternoon82°feels 89°
Evening80°feels 85°
Overnight80°feels 82°
83 °
Portsmouth, Friday, 14 August
Heavy rain. High 83°, low 79°.
Pressure30.00 inHg
Wind12.6 mph SW
Humidity81%
Visibility—
Dew point76°
Sat, 1580° / 76°0.11
Morning76°feels 77°
Afternoon77°feels 78°
Evening77°feels 78°
Overnight77°feels 77°
80 °
Portsmouth, Saturday, 15 August
Light rain. High 80°, low 76°.
Pressure30.18 inHg
Wind23.4 mph NE
Humidity65%
Visibility—
Dew point64°
Sun, 1678° / 76°0
Morning77°feels 77°
Afternoon77°feels 76°
Evening78°feels 78°
Overnight78°feels 78°
78 °
Portsmouth, Sunday, 16 August
Partly cloudy. High 78°, low 76°.
Pressure30.18 inHg
Wind14.8 mph S
Humidity52%
Visibility—
Dew point58°
Mon, 1781° / 77°0.31
Morning78°feels 79°
Afternoon78°feels 80°
Evening80°feels 85°
Overnight81°feels 86°
81 °
Portsmouth, Monday, 17 August
Rain. High 81°, low 77°.
Pressure29.97 inHg
Wind33.3 mph S
Humidity84%
Visibility—
Dew point72°
Tue, 1881° / 77°0.02
Morning78°feels 79°
Afternoon79°feels 80°
Evening82°feels 87°
Overnight80°feels 85°
81 °
Portsmouth, Tuesday, 18 August
Light rain. High 81°, low 77°.
Pressure29.97 inHg
Wind14.2 mph W
Humidity79%
Visibility—
Dew point72°
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 Portsmouth, NC 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.