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Over 250 million face dangerous heat dome into 4th of July weekend. Click for details. Chevron right
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Sewickley, PA

84°F
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Sewickley

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84°
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Sewickley, PA 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
Extreme Heat Warning

July

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
28
81°
67°
29
87°
66°
30
Toasty conditions
93°
76°
1
Record-tying temperatures
98°
76°
2
Very hot
99°
76°
3
An afternoon thunderstorm
98°
73°
4
A heavy t-storm in the p.m.
89°
71°
5
Hot with a t-storm possible
90°
68°
6
A couple of t-storms; humid
87°
69°
7
A couple of morning showers
88°
69°
8
Clearing, very warm and humid
87°
67°
9
A couple of thunderstorms
88°
69°
10
A t-storm around in the p.m.
84°
67°
11
Humid; a p.m. t-storm or two
86°
67°
12
Rain and a thunderstorm
84°
68°
13
Mostly sunny
86°
64°
14
Increasing cloudiness
77°
60°
15
Partly sunny
78°
60°
16
Sunshine
79°
61°
17
Mostly cloudy
80°
62°
18
Mostly sunny
80°
65°
19
Sunshine and a few clouds
81°
67°
20
Sunny and humid
84°
68°
21
A few showers in the morning
84°
68°
22
A shower and thunderstorm
82°
67°
23
A p.m. t-storm in spots
81°
68°
24
Showers around in the morning
83°
67°
25
Humid with sunny intervals
86°
68°
26
Humid with clouds
87°
69°
27
A thunderstorm in spots
86°
69°
28
A couple of morning showers
85°
68°
29
A thunderstorm in spots
82°
64°
30
Mostly sunny and less humid
80°
61°
31
Sun followed by clouds
78°
61°
1
Clouds yielding to sun
78°
62°

Temperature Graph

°F
100° 90° 80° 70° 60° Jul
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

July Weather in Sewickley

Sewickley's July 2026 forecast shows daily high temperatures ranging from 77° to 99°, with overnight lows between 60° and 76°. The average high for July is 85° with an average low of 67°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how July weather will actually feel in Sewickley. See also: August | September | October.

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