10-day forecast for South Chatham, NH: 49° to 87°, with precipitation expected on 5 days. The table below breaks each day into morning, afternoon, evening and overnight.
82°
Best day: Tuesday, August 11
75° · 0.19 in
Worst day: Thursday, August 13
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1085° / 65°0.06
Morning73°feels 72°
Afternoon83°feels 82°
Evening69°feels 70°
Overnight68°feels 68°
85 °
South Chatham, Monday, 10 August
Rain. High 85°, low 65°.
Pressure29.94 inHg
Wind7.3 mph S
Humidity39%
Visibility6.2 mi
Dew point55°
Tue, 1182° / 60°0
Morning66°feels 67°
Afternoon82°feels 81°
Evening68°feels 68°
Overnight67°feels 68°
82 °
South Chatham, Tuesday, 11 August
Partly cloudy. High 82°, low 60°.
Pressure29.74 inHg
Wind9.9 mph NW
Humidity45%
Visibility6.2 mi
Dew point57°
Wed, 1284° / 60°0.13
Morning68°feels 68°
Afternoon84°feels 82°
Evening62°feels 62°
Overnight61°feels 60°
84 °
South Chatham, Wednesday, 12 August
Light rain. High 84°, low 60°.
Pressure29.77 inHg
Wind4.5 mph NW
Humidity30%
Visibility6.2 mi
Dew point47°
Thu, 1375° / 58°0.19
Morning62°feels 63°
Afternoon70°feels 70°
Evening69°feels 69°
Overnight59°feels 60°
75 °
South Chatham, Thursday, 13 August
Light rain. High 75°, low 58°.
Pressure29.59 inHg
Wind2.7 mph SW
Humidity79%
Visibility6.0 mi
Dew point65°
Fri, 1469° / 54°0
Morning57°feels 56°
Afternoon64°feels 63°
Evening66°feels 65°
Overnight55°feels 54°
69 °
South Chatham, Friday, 14 August
Overcast. High 69°, low 54°.
Pressure29.83 inHg
Wind9.3 mph NW
Humidity59%
Visibility—
Dew point48°
Sat, 1574° / 49°0
Morning55°feels 54°
Afternoon70°feels 69°
Evening67°feels 66°
Overnight54°feels 53°
74 °
South Chatham, Saturday, 15 August
Clear. High 74°, low 49°.
Pressure30.03 inHg
Wind12 mph N
Humidity37%
Visibility—
Dew point40°
Sun, 1679° / 53°0
Morning60°feels 58°
Afternoon75°feels 74°
Evening73°feels 72°
Overnight59°feels 58°
79 °
South Chatham, Sunday, 16 August
Partly cloudy. High 79°, low 53°.
Pressure30.12 inHg
Wind4.6 mph NW
Humidity34%
Visibility—
Dew point42°
Mon, 1769° / 56°0.09
Morning61°feels 60°
Afternoon68°feels 67°
Evening62°feels 61°
Overnight57°feels 56°
69 °
South Chatham, Monday, 17 August
Light rain. High 69°, low 56°.
Pressure30.00 inHg
Wind5.9 mph S
Humidity58%
Visibility—
Dew point52°
Tue, 1879° / 57°0
Morning61°feels 61°
Afternoon72°feels 71°
Evening74°feels 74°
Overnight58°feels 58°
79 °
South Chatham, Tuesday, 18 August
Overcast. High 79°, low 57°.
Pressure29.94 inHg
Wind4.9 mph NE
Humidity58%
Visibility—
Dew point53°
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 South Chatham, 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.