S
M
T
W
T
F
S
26
94°
48°
27
95°
52°
28
96°
54°
29
98°
60°
30
97°
57°
1
91°
55°
2
84°
51°
3
84°
46°
4
88°
46°
5
88°
49°
6
87°
51°
7
89°
52°
8
88°
45°
9
86°
45°
10
86°
46°
11
84°
47°
12
83°
48°
13
84°
48°
14
85°
47°
15
82°
52°
16
81°
50°
17
78°
50°
18
78°
49°
19
80°
52°
20
81°
53°
21
78°
50°
22
77°
52°
23
77°
50°
24
78°
50°
25
77°
51°
26
78°
51°
27
78°
52°
28
79°
51°
29
78°
52°
30
79°
56°
31
81°
55°
1
80°
56°
2
79°
55°
3
79°
57°
4
80°
58°
5
83°
55°
6
82°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Valparaíso
Valparaíso's May 2026 forecast shows daily high temperatures ranging from 77° to 89°, with overnight lows between 45° and 58°. The average high for May is 82° 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 May weather will actually feel in Valparaíso. See also: June | July | August.
