10-day forecast for Charlestown, NH: 47° to 87°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
85°
Best day: Sunday, August 9
71° · 1.57 in
Worst day: Sunday, August 16
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1087° / 62°0.05
Morning69°feels 69°
Afternoon86°feels 85°
Evening74°feels 75°
Overnight65°feels 65°
87 °
Charlestown, Monday, 10 August
Light rain. High 87°, low 62°.
Pressure29.94 inHg
Wind7.2 mph S
Humidity38%
Visibility6.2 mi
Dew point54°
Tue, 1183° / 63°0
Morning71°feels 71°
Afternoon83°feels 81°
Evening68°feels 68°
Overnight68°feels 69°
83 °
Charlestown, Tuesday, 11 August
Overcast. High 83°, low 63°.
Pressure29.80 inHg
Wind12.8 mph NW
Humidity37%
Visibility6.2 mi
Dew point51°
Wed, 1278° / 60°0.09
Morning60°feels 60°
Afternoon78°feels 78°
Evening65°feels 65°
Overnight60°feels 59°
78 °
Charlestown, Wednesday, 12 August
Light rain. High 78°, low 60°.
Pressure29.80 inHg
Wind0.3 mph SW
Humidity92%
Visibility6.2 mi
Dew point62°
Thu, 1379° / 55°0
Morning65°feels 65°
Afternoon79°feels 78°
Evening74°feels 73°
Overnight59°feels 59°
79 °
Charlestown, Thursday, 13 August
Overcast. High 79°, low 55°.
Pressure29.77 inHg
Wind12.8 mph NW
Humidity39%
Visibility6.2 mi
Dew point50°
Fri, 1473° / 50°0
Morning55°feels 54°
Afternoon70°feels 68°
Evening70°feels 69°
Overnight53°feels 51°
73 °
Charlestown, Friday, 14 August
Overcast. High 73°, low 50°.
Pressure30.06 inHg
Wind11.5 mph NW
Humidity42%
Visibility—
Dew point42°
Sat, 1577° / 47°0
Morning54°feels 54°
Afternoon71°feels 70°
Evening72°feels 71°
Overnight55°feels 54°
77 °
Charlestown, Saturday, 15 August
Partly cloudy. High 77°, low 47°.
Pressure30.18 inHg
Wind6.5 mph NW
Humidity42%
Visibility—
Dew point43°
Sun, 1671° / 53°1.57
Morning55°feels 54°
Afternoon62°feels 62°
Evening69°feels 70°
Overnight67°feels 68°
71 °
Charlestown, Sunday, 16 August
Heavy rain. High 71°, low 53°.
Pressure29.97 inHg
Wind11.3 mph S
Humidity97%
Visibility—
Dew point58°
Mon, 1762° / 58°0.18
Morning59°feels 58°
Afternoon59°feels 59°
Evening59°feels 59°
Overnight59°feels 59°
62 °
Charlestown, Monday, 17 August
Light rain. High 62°, low 58°.
Pressure30.03 inHg
Wind5.5 mph NW
Humidity88%
Visibility—
Dew point56°
Tue, 1879° / 58°0
Morning62°feels 62°
Afternoon73°feels 73°
Evening75°feels 74°
Overnight60°feels 60°
79 °
Charlestown, Tuesday, 18 August
Partly cloudy. High 79°, low 58°.
Pressure29.94 inHg
Wind6.5 mph N
Humidity56%
Visibility—
Dew point54°
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 Charlestown, NH 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.