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As of 15:12 EDT

Weather in South Merrimack, NH

87°Current weather

South Merrimack, Sunday, 9 August, 15:12

Clear. Feels like 92°. High 88°, low 69°.

Pressure29.88 inHg
Wind8 mph NW
Humidity55%
Visibility6.2 mi
Dew point68°

10-day forecast for South Merrimack, NH: 53° to 90°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.

88°
Best day: Sunday, August 9
73° · 0.56 in
Worst day: Sunday, August 16

Tap any day below to see morning, afternoon, evening and overnight.

Mon, 1090° / 65°0.09Light rain
MorningClear72°feels 72°
AfternoonOvercast85°feels 84°
EveningOvercast74°feels 75°
OvernightClear68°feels 68°
90 °Light rain

South Merrimack, Monday, 10 August

Light rain. High 90°, low 65°.

Pressure29.94 inHg
Wind5.9 mph S
Humidity41%
Visibility6.2 mi
Dew point58°
Tue, 1185° / 66°0.01Light rain
MorningOvercast74°feels 75°
AfternoonMostly clear85°feels 83°
EveningMostly clear70°feels 70°
OvernightLight rain69°feels 71°
85 °Light rain

South Merrimack, Tuesday, 11 August

Light rain. High 85°, low 66°.

Pressure29.77 inHg
Wind10.7 mph NW
Humidity38%
Visibility6.2 mi
Dew point55°
Wed, 1271° / 60°0.02Light rain
MorningOvercast68°feels 68°
AfternoonOvercast70°feels 70°
EveningOvercast64°feels 64°
OvernightOvercast65°feels 64°
71 °Light rain

South Merrimack, Wednesday, 12 August

Light rain. High 71°, low 60°.

Pressure29.80 inHg
Wind1.4 mph SW
Humidity80%
Visibility6.2 mi
Dew point61°
Thu, 1382° / 60°0Mostly clear
MorningMostly clear68°feels 68°
AfternoonMostly clear82°feels 81°
EveningMostly clear76°feels 76°
OvernightClear60°feels 60°
82 °Mostly clear

South Merrimack, Thursday, 13 August

Mostly clear. High 82°, low 60°.

Pressure29.74 inHg
Wind11.4 mph NW
Humidity40%
Visibility6.2 mi
Dew point54°
Fri, 1475° / 56°0Overcast
MorningOvercast60°feels 58°
AfternoonOvercast70°feels 69°
EveningOvercast72°feels 71°
OvernightOvercast57°feels 56°
75 °Overcast

South Merrimack, Friday, 14 August

Overcast. High 75°, low 56°.

Pressure30.03 inHg
Wind11.3 mph NW
Humidity42%
Visibility—
Dew point44°
Sat, 1578° / 53°0Overcast
MorningOvercast59°feels 57°
AfternoonOvercast73°feels 72°
EveningOvercast74°feels 73°
OvernightOvercast58°feels 56°
78 °Overcast

South Merrimack, Saturday, 15 August

Overcast. High 78°, low 53°.

Pressure30.18 inHg
Wind5.3 mph N
Humidity39%
Visibility—
Dew point43°
Sun, 1673° / 56°0.56Rain
MorningRain59°feels 58°
AfternoonRain67°feels 67°
EveningRain69°feels 70°
OvernightRain70°feels 71°
73 °Rain

South Merrimack, Sunday, 16 August

Rain. High 73°, low 56°.

Pressure30.00 inHg
Wind16.7 mph S
Humidity80%
Visibility—
Dew point59°
Mon, 1775° / 61°0.05Light rain
MorningLight rain63°feels 63°
AfternoonLight rain68°feels 67°
EveningLight rain73°feels 72°
OvernightLight rain61°feels 61°
75 °Light rain

South Merrimack, Monday, 17 August

Light rain. High 75°, low 61°.

Pressure29.83 inHg
Wind13.5 mph NW
Humidity68%
Visibility—
Dew point55°
Tue, 1883° / 60°0Partly cloudy
MorningPartly cloudy65°feels 65°
AfternoonPartly cloudy80°feels 80°
EveningPartly cloudy80°feels 79°
OvernightPartly cloudy65°feels 65°
83 °Partly cloudy

South Merrimack, Tuesday, 18 August

Partly cloudy. High 83°, low 60°.

Pressure30.06 inHg
Wind5.5 mph W
Humidity44%
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 Merrimack, 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.