10-day forecast for James Island, SC: 73° to 97°, with precipitation expected on 8 days. The table below breaks each day into morning, afternoon, evening and overnight.
97°
Best day: Wednesday, August 12
91° · 4.7 in
Worst day: Tuesday, August 18
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1091° / 76°0.13
Morning78°feels 79°
Afternoon90°feels 94°
Evening84°feels 92°
Overnight78°feels 79°
91 °
James Island, Monday, 10 August
Light rain. High 91°, low 76°.
Pressure30.12 inHg
Wind7.7 mph SW
Humidity53%
Visibility6.2 mi
Dew point71°
Tue, 1196° / 75°0.13
Morning78°feels 80°
Afternoon96°feels 103°
Evening85°feels 96°
Overnight79°feels 79°
96 °
James Island, Tuesday, 11 August
Rain. High 96°, low 75°.
Pressure30.06 inHg
Wind7.1 mph W
Humidity50%
Visibility6.2 mi
Dew point71°
Wed, 1297° / 78°0
Morning80°feels 84°
Afternoon97°feels 105°
Evening90°feels 95°
Overnight82°feels 89°
97 °
James Island, Wednesday, 12 August
Light rain. High 97°, low 78°.
Pressure29.94 inHg
Wind9.3 mph W
Humidity46%
Visibility6.2 mi
Dew point70°
Thu, 1397° / 78°0.02
Morning78°feels 80°
Afternoon95°feels 104°
Evening86°feels 97°
Overnight78°feels 80°
97 °
James Island, Thursday, 13 August
Light rain. High 97°, low 78°.
Pressure29.91 inHg
Wind12.1 mph SW
Humidity43%
Visibility—
Dew point69°
Fri, 1495° / 80°0.08
Morning85°feels 92°
Afternoon94°feels 103°
Evening83°feels 92°
Overnight82°feels 91°
95 °
James Island, Friday, 14 August
Light rain. High 95°, low 80°.
Pressure30.03 inHg
Wind12.9 mph SW
Humidity49%
Visibility—
Dew point71°
Sat, 1589° / 80°0.34
Morning83°feels 90°
Afternoon84°feels 93°
Evening80°feels 86°
Overnight81°feels 87°
89 °
James Island, Saturday, 15 August
Rain. High 89°, low 80°.
Pressure30.15 inHg
Wind12.1 mph E
Humidity73%
Visibility—
Dew point75°
Sun, 1686° / 77°0.1
Morning82°feels 87°
Afternoon85°feels 91°
Evening81°feels 84°
Overnight80°feels 81°
86 °
James Island, Sunday, 16 August
Light rain. High 86°, low 77°.
Pressure30.12 inHg
Wind10.8 mph E
Humidity67%
Visibility—
Dew point72°
Mon, 1787° / 78°0.05
Morning82°feels 89°
Afternoon85°feels 96°
Evening82°feels 91°
Overnight81°feels 89°
87 °
James Island, Monday, 17 August
Light rain. High 87°, low 78°.
Pressure30.00 inHg
Wind14.7 mph S
Humidity73%
Visibility—
Dew point76°
Tue, 1891° / 73°4.7
Morning82°feels 86°
Afternoon89°feels 98°
Evening78°feels 79°
Overnight75°feels 77°
91 °
James Island, Tuesday, 18 August
Heavy rain. High 91°, low 73°.
Pressure29.91 inHg
Wind17.4 mph S
Humidity61%
Visibility—
Dew point74°
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 James Island, SC 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.