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Harrington, DE

80°F
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Delaware

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Harrington, DE Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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Monthly

Air Quality Health & Activities
2
Severe Thunderstorm Warning

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
82°
61°
27
83°
67°
28
Severe afternoon t-storms
85°
68°
29
A thunderstorm in spots
86°
67°
30
Partly sunny and pleasant
82°
66°
31
Partly sunny with a shower
85°
65°
1
Mostly cloudy
85°
69°
2
A t-storm around in the p.m.
83°
70°
3
An afternoon t-storm or two
82°
69°
4
Humid with a t-storm or two
85°
70°
5
Rain and a thunderstorm
86°
68°
6
Humid with rain and a t-storm
85°
68°
7
Rain most of the time
88°
67°
8
Periods of rain
85°
65°
9
Partly sunny and less humid
84°
69°
10
A t-storm around in the p.m.
85°
66°
11
Humid; a few morning showers
87°
69°
12
A t-storm around in the p.m.
83°
68°
13
Humid; an afternoon t-storm
83°
69°
14
Humid with clouds and sun
85°
68°
15
Less humid with plenty of sun
82°
65°
16
Humid with partial sunshine
82°
67°
17
Increasing clouds
83°
67°
18
Mostly sunny and humid
80°
66°
19
Turning cloudy and humid
82°
68°
20
A shower and thunderstorm
84°
67°
21
Mostly cloudy and humid
82°
67°
22
A t-storm around in the p.m.
82°
66°
23
Mostly sunny and humid
83°
68°
24
Sunny and less humid
86°
63°
25
A blanket of clouds
80°
61°
26
Sun, then clouds
80°
67°
27
Partly sunny and humid
87°
69°
28
Turning cloudy and very warm
88°
68°
29
Partly sunny and very warm
87°
68°
30
Mostly cloudy
86°
66°
31
Mostly sunny and less humid
85°
62°
1
Mostly sunny
79°
60°
2
Gleaming sunshine
78°
59°
3
Partly sunny
78°
59°
4
Partly sunny
80°
65°
5
A blanket of clouds
82°
66°

Temperature Graph

°F
90° 84° 78° 72° 66° 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 Harrington

Harrington's August 2026 forecast shows daily high temperatures ranging from 78° to 88°, with overnight lows between 59° and 70°. The average high for August is 84° with an average low of 66°. 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 Harrington. See also: September | October | November.

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