S
M
T
W
T
F
S
26
80°
42°
27
64°
37°
28
70°
46°
29
57°
42°
30
47°
37°
1
58°
40°
2
56°
41°
3
60°
45°
4
64°
48°
5
68°
50°
6
74°
52°
7
77°
55°
8
73°
52°
9
72°
51°
10
73°
53°
11
68°
53°
12
68°
52°
13
70°
54°
14
73°
55°
15
76°
56°
16
76°
57°
17
71°
56°
18
70°
54°
19
70°
54°
20
71°
55°
21
70°
55°
22
70°
58°
23
72°
58°
24
71°
58°
25
72°
58°
26
74°
59°
27
76°
59°
28
79°
60°
29
78°
60°
30
74°
59°
31
72°
60°
1
73°
59°
2
73°
60°
3
74°
61°
4
74°
61°
5
77°
60°
6
78°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Bucharest
Bucharest's May 2026 forecast shows daily high temperatures ranging from 47° to 79°, with overnight lows between 37° and 62°. The average high for May is 70° with an average low of 54°. 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 Bucharest. See also: June | July | August.