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Gilmanton, NH

56°F
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Gilmanton

New Hampshire

56°
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Gilmanton, NH Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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Today Hourly 10-Day Radar MinuteCast®

Monthly

Air Quality Health & Activities

August

January February March April May June July August September October November December

2026

2025 2026 2027

10-Day

S
M
T
W
T
F
S
26
Partly sunny and humid
78°
61°
27
Clouds and sun
79°
62°
28
Afternoon thunderstorms
77°
60°
29
Partly sunny and less humid
79°
58°
30
Mostly sunny
81°
62°
31
A sun-and-cloud mix
82°
61°
1
Sunshine and a few clouds
81°
54°
2
Some sun, a t-storm in spots
78°
54°
3
Some sunshine
75°
55°
4
Sunny to partly cloudy
75°
55°
5
Periods of rain
74°
54°
6
Clouds and sun
75°
54°
7
Plenty of sunshine
77°
55°
8
Clouds and sun
78°
58°
9
Partly sunny
78°
60°
10
Increasing amounts of sun
80°
60°
11
A shower and thunderstorm
79°
59°
12
A shower and t-storm; humid
81°
61°
13
A shower and t-storm; humid
77°
60°
14
A shower and t-storm; humid
80°
59°
15
A shower and thunderstorm
82°
53°
16
Mostly sunny and less humid
76°
58°
17
Mostly sunny
78°
52°
18
Mostly cloudy
75°
52°
19
Sunshine
74°
51°
20
Plenty of sunshine
73°
53°
21
Sun and some clouds
74°
55°
22
Times of clouds and sun
74°
54°
23
Mostly cloudy with t-storms
72°
52°
24
Partly sunny
75°
58°
25
A couple of afternoon showers
73°
55°
26
Partly sunny
79°
59°
27
Sunshine and a few clouds
78°
58°
28
A shower and t-storm; humid
78°
54°
29
T-storms in the afternoon
74°
57°
30
Rain
70°
53°
31
Cloudy with thunderstorms
71°
50°
1
Partly sunny and less humid
71°
49°
2
Mostly sunny
72°
49°
3
Sunny much of the time
71°
56°
4
Sunny to partly cloudy
70°
52°
5
A thunderstorm in spots
73°
49°

Temperature Graph

°F
90° 80° 70° 60° 50° Aug
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo

August Weather in Gilmanton

Gilmanton's August 2026 forecast shows daily high temperatures ranging from 70° to 82°, with overnight lows between 49° and 62°. The average high for August is 76° with an average low of 56°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how August weather will actually feel in Gilmanton. See also: September | October | November.

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Weather Near Gilmanton:

  • Boston, MA
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