10-day forecast for Chatham, NH: 53° to 88°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
88°
Best day: Sunday, August 9
67° · 0.11 in
Worst day: Monday, August 17
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1083° / 60°0.13
Morning71°feels 71°
Afternoon83°feels 81°
Evening67°feels 68°
Overnight67°feels 67°
83 °
Chatham, Monday, 10 August
Rain. High 83°, low 60°.
Pressure29.94 inHg
Wind7.8 mph S
Humidity39%
Visibility6.2 mi
Dew point54°
Tue, 1181° / 59°0
Morning66°feels 67°
Afternoon79°feels 79°
Evening65°feels 64°
Overnight60°feels 60°
81 °
Chatham, Tuesday, 11 August
Partly cloudy. High 81°, low 59°.
Pressure29.71 inHg
Wind7.6 mph NW
Humidity49%
Visibility6.2 mi
Dew point57°
Wed, 1279° / 59°0
Morning67°feels 67°
Afternoon79°feels 79°
Evening65°feels 64°
Overnight60°feels 59°
79 °
Chatham, Wednesday, 12 August
Overcast. High 79°, low 59°.
Pressure29.74 inHg
Wind3 mph SE
Humidity35%
Visibility6.2 mi
Dew point49°
Thu, 1373° / 56°0.11
Morning59°feels 58°
Afternoon66°feels 67°
Evening68°feels 67°
Overnight57°feels 57°
73 °
Chatham, Thursday, 13 August
Light rain. High 73°, low 56°.
Pressure29.62 inHg
Wind12.2 mph W
Humidity89%
Visibility—
Dew point61°
Fri, 1463° / 53°0
Morning55°feels 54°
Afternoon61°feels 60°
Evening61°feels 60°
Overnight54°feels 52°
63 °
Chatham, Friday, 14 August
Light rain. High 63°, low 53°.
Pressure29.80 inHg
Wind11.5 mph NW
Humidity54%
Visibility—
Dew point43°
Sat, 1563° / 54°0.01
Morning55°feels 54°
Afternoon59°feels 58°
Evening62°feels 61°
Overnight57°feels 56°
63 °
Chatham, Saturday, 15 August
Light rain. High 63°, low 54°.
Pressure29.91 inHg
Wind9.8 mph NW
Humidity66%
Visibility—
Dew point46°
Sun, 1677° / 53°0
Morning59°feels 58°
Afternoon73°feels 72°
Evening74°feels 73°
Overnight61°feels 60°
77 °
Chatham, Sunday, 16 August
Overcast. High 77°, low 53°.
Pressure30.06 inHg
Wind7.7 mph N
Humidity35%
Visibility—
Dew point41°
Mon, 1767° / 56°0.11
Morning60°feels 59°
Afternoon67°feels 66°
Evening62°feels 61°
Overnight56°feels 56°
67 °
Chatham, Monday, 17 August
Light rain. High 67°, low 56°.
Pressure30.03 inHg
Wind3.9 mph SE
Humidity70%
Visibility—
Dew point56°
Tue, 1874° / 53°0.04
Morning58°feels 58°
Afternoon72°feels 72°
Evening71°feels 70°
Overnight55°feels 54°
74 °
Chatham, Tuesday, 18 August
Light rain. High 74°, low 53°.
Pressure30.00 inHg
Wind6.4 mph NW
Humidity55%
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 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.