S
M
T
W
T
F
S
26
Hist. Avg.
82°
50°
27
Hist. Avg.
82°
50°
28
Hist. Avg.
82°
50°
29
Hist. Avg.
81°
50°
30
Hist. Avg.
81°
50°
31
Hist. Avg.
81°
50°
1
Hist. Avg.
81°
50°
2
Hist. Avg.
81°
50°
3
Hist. Avg.
81°
50°
4
Hist. Avg.
81°
50°
5
Hist. Avg.
80°
49°
6
Hist. Avg.
80°
49°
7
Hist. Avg.
80°
49°
8
Hist. Avg.
80°
49°
9
Hist. Avg.
80°
49°
10
Hist. Avg.
80°
49°
11
Hist. Avg.
80°
49°
12
Hist. Avg.
80°
49°
13
Hist. Avg.
79°
48°
14
Hist. Avg.
79°
48°
15
Hist. Avg.
79°
48°
16
Hist. Avg.
79°
48°
17
Hist. Avg.
79°
48°
18
Hist. Avg.
79°
48°
19
Hist. Avg.
79°
48°
20
Hist. Avg.
78°
47°
21
Hist. Avg.
78°
47°
22
Hist. Avg.
78°
47°
23
Hist. Avg.
78°
47°
24
Hist. Avg.
78°
47°
25
Hist. Avg.
78°
46°
26
Hist. Avg.
78°
46°
27
Hist. Avg.
78°
46°
28
Hist. Avg.
77°
46°
29
Hist. Avg.
77°
45°
30
Hist. Avg.
77°
45°
31
Hist. Avg.
77°
45°
1
Hist. Avg.
77°
45°
2
Hist. Avg.
76°
44°
3
Hist. Avg.
76°
44°
4
Hist. Avg.
76°
44°
5
Hist. Avg.
76°
43°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
August Weather in Princeton
Princeton's August 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for August is ° with an average low of °. 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 Princeton. See also: September | October | November.
