10-day forecast for Charleston, NY: 47° to 78°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
78°
Best day: Sunday, August 9
70° · 0.07 in
Worst day: Thursday, August 13
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1078° / 62°0.05
Morning67°feels 67°
Afternoon76°feels 76°
Evening68°feels 69°
Overnight62°feels 62°
78 °
Charleston, Monday, 10 August
Light rain. High 78°, low 62°.
Pressure29.94 inHg
Wind6.1 mph W
Humidity52%
Visibility6.2 mi
Dew point62°
Tue, 1178° / 60°0
Morning66°feels 67°
Afternoon77°feels 77°
Evening63°feels 63°
Overnight65°feels 65°
78 °
Charleston, Tuesday, 11 August
Overcast. High 78°, low 60°.
Pressure29.83 inHg
Wind11.5 mph NW
Humidity65%
Visibility6.2 mi
Dew point62°
Wed, 1266° / 58°0.01
Morning63°feels 62°
Afternoon66°feels 66°
Evening61°feels 61°
Overnight60°feels 59°
66 °
Charleston, Wednesday, 12 August
Light rain. High 66°, low 58°.
Pressure29.80 inHg
Wind2.7 mph NE
Humidity77%
Visibility6.2 mi
Dew point59°
Thu, 1370° / 54°0.07
Morning61°feels 61°
Afternoon69°feels 67°
Evening58°feels 57°
Overnight58°feels 58°
70 °
Charleston, Thursday, 13 August
Light rain. High 70°, low 54°.
Pressure29.74 inHg
Wind18.6 mph W
Humidity47%
Visibility—
Dew point48°
Fri, 1463° / 49°0
Morning56°feels 55°
Afternoon62°feels 60°
Evening56°feels 54°
Overnight50°feels 48°
63 °
Charleston, Friday, 14 August
Partly cloudy. High 63°, low 49°.
Pressure29.97 inHg
Wind16.2 mph NW
Humidity51%
Visibility—
Dew point43°
Sat, 1570° / 47°0
Morning58°feels 56°
Afternoon69°feels 67°
Evening60°feels 58°
Overnight52°feels 51°
70 °
Charleston, Saturday, 15 August
Clear. High 70°, low 47°.
Pressure30.06 inHg
Wind16.5 mph NW
Humidity40%
Visibility—
Dew point42°
Sun, 1670° / 48°0
Morning60°feels 58°
Afternoon69°feels 68°
Evening60°feels 59°
Overnight55°feels 55°
70 °
Charleston, Sunday, 16 August
Overcast. High 70°, low 48°.
Pressure30.12 inHg
Wind7.3 mph W
Humidity44%
Visibility—
Dew point46°
Mon, 1772° / 53°0.03
Morning63°feels 62°
Afternoon70°feels 69°
Evening57°feels 56°
Overnight55°feels 55°
72 °
Charleston, Monday, 17 August
Light rain. High 72°, low 53°.
Pressure29.97 inHg
Wind9 mph W
Humidity51%
Visibility—
Dew point51°
Tue, 1875° / 52°0
Morning62°feels 62°
Afternoon73°feels 72°
Evening62°feels 61°
Overnight57°feels 57°
75 °
Charleston, Tuesday, 18 August
Mostly clear. High 75°, low 52°.
Pressure30.03 inHg
Wind7.4 mph NW
Humidity49%
Visibility—
Dew point52°
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 Charleston, NY 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.