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Dalton, NH

60°F
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Dalton

New Hampshire

60°
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Dalton, 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
Mostly cloudy
80°
56°
27
Mostly cloudy and humid
82°
58°
28
A shower and thunderstorm
81°
58°
29
Humid; a little morning rain
78°
57°
30
Rather cloudy and humid
76°
57°
31
A couple of afternoon showers
81°
58°
1
Mostly cloudy and humid
83°
58°
2
Mostly sunny and less humid
82°
57°
3
Humid with a few showers
83°
57°
4
Humid with showers around
84°
58°
5
Partly sunny
84°
55°
6
Humid with thunderstorms
79°
54°
7
A shower and thunderstorm
78°
57°
8
Humid with thunderstorms
79°
53°
9
Humid with thunderstorms
77°
52°
10
Less humid with some sun
79°
50°
11
A shower and thunderstorm
76°
55°
12
Clouds yielding to sun
81°
56°
13
Partly sunny
83°
54°
14
Afternoon thunderstorms
80°
48°
15
Mostly cloudy, showers around
75°
47°
16
Times of clouds and sun
75°
47°
17
Mostly sunny
78°
52°
18
Rain
75°
48°
19
A couple of showers
76°
46°
20
Decreasing clouds
77°
46°
21
Sun-soaked conditions
77°
47°
22
Plenty of sun
80°
53°
23
Sunny much of the time
82°
52°
24
An afternoon t-storm or two
82°
49°
25
Mostly sunny
80°
47°
26
Plenty of sunshine
81°
52°
27
Clouds and sun
80°
51°
28
Mostly cloudy, a little rain
75°
48°
29
Partly sunny
80°
53°
30
A couple of afternoon showers
81°
47°
31
A couple of showers
79°
42°
1
Some sun with a few showers
73°
42°
2
Plenty of sun
72°
43°
3
Rather cloudy
72°
42°
4
Times of clouds and sun
73°
42°
5
Partly sunny
71°
41°

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 Dalton

Dalton's August 2026 forecast shows daily high temperatures ranging from 71° to 84°, with overnight lows between 41° and 58°. The average high for August is 79° with an average low of 51°. 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 Dalton. See also: September | October | November.

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Weather Near Dalton:

  • Augusta, ME
  • Lewiston, ME
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