10-day forecast for Charleston, UT: 58° to 95°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
95°
Best day: Tuesday, August 11
85° · 0.42 in
Worst day: Thursday, August 13
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1092° / 63°0
Morning68°feels 68°
Afternoon92°feels 88°
Evening79°feels 79°
Overnight64°feels 64°
92 °
Charleston, Monday, 10 August
Clear. High 92°, low 63°.
Pressure29.91 inHg
Wind7.2 mph SW
Humidity19%
Visibility6.2 mi
Dew point41°
Tue, 1195° / 63°0
Morning73°feels 72°
Afternoon93°feels 89°
Evening80°feels 79°
Overnight66°feels 65°
95 °
Charleston, Tuesday, 11 August
Overcast. High 95°, low 63°.
Pressure29.91 inHg
Wind3.7 mph SW
Humidity16%
Visibility6.2 mi
Dew point38°
Wed, 1287° / 69°0
Morning74°feels 73°
Afternoon85°feels 83°
Evening74°feels 73°
Overnight70°feels 69°
87 °
Charleston, Wednesday, 12 August
Overcast. High 87°, low 69°.
Pressure29.83 inHg
Wind8.4 mph W
Humidity22%
Visibility6.2 mi
Dew point41°
Thu, 1385° / 59°0.42
Morning65°feels 65°
Afternoon79°feels 78°
Evening67°feels 67°
Overnight60°feels 60°
85 °
Charleston, Thursday, 13 August
Rain. High 85°, low 59°.
Pressure29.83 inHg
Wind8.6 mph SW
Humidity34%
Visibility—
Dew point47°
Fri, 1481° / 58°0.15
Morning63°feels 63°
Afternoon75°feels 75°
Evening78°feels 76°
Overnight61°feels 60°
81 °
Charleston, Friday, 14 August
Light rain. High 81°, low 58°.
Pressure30.00 inHg
Wind10.6 mph W
Humidity53%
Visibility—
Dew point54°
Sat, 1587° / 60°0
Morning67°feels 65°
Afternoon82°feels 80°
Evening78°feels 77°
Overnight64°feels 63°
87 °
Charleston, Saturday, 15 August
Overcast. High 87°, low 60°.
Pressure30.06 inHg
Wind9.1 mph SE
Humidity26%
Visibility—
Dew point42°
Sun, 1683° / 62°0
Morning68°feels 67°
Afternoon83°feels 81°
Evening79°feels 78°
Overnight65°feels 64°
83 °
Charleston, Sunday, 16 August
Overcast. High 83°, low 62°.
Pressure30.06 inHg
Wind13 mph W
Humidity28%
Visibility—
Dew point44°
Mon, 1787° / 61°0
Morning67°feels 66°
Afternoon83°feels 82°
Evening82°feels 80°
Overnight68°feels 67°
87 °
Charleston, Monday, 17 August
Clear. High 87°, low 61°.
Pressure30.03 inHg
Wind18.5 mph SW
Humidity30%
Visibility—
Dew point46°
Tue, 1888° / 63°0
Morning69°feels 67°
Afternoon85°feels 82°
Evening84°feels 81°
Overnight69°feels 68°
88 °
Charleston, Tuesday, 18 August
Partly cloudy. High 88°, low 63°.
Pressure29.94 inHg
Wind15.2 mph SW
Humidity23%
Visibility—
Dew point40°
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, UT 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.