S
M
T
W
T
F
S
26
94°
77°
27
91°
76°
28
95°
75°
29
98°
70°
30
85°
67°
1
83°
72°
2
90°
71°
3
85°
74°
4
92°
69°
5
86°
68°
6
87°
68°
7
91°
67°
8
93°
71°
9
91°
71°
10
93°
74°
11
96°
77°
12
94°
81°
13
96°
77°
14
92°
74°
15
99°
79°
16
102°
80°
17
105°
83°
18
100°
83°
19
N/A
20
101°
82°
21
104°
83°
22
105°
83°
23
105°
83°
24
105°
81°
25
102°
80°
26
106°
79°
27
103°
78°
28
101°
78°
29
100°
80°
30
98°
81°
31
99°
82°
1
101°
79°
2
101°
78°
3
100°
79°
4
101°
80°
5
101°
80°
6
100°
79°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
May Weather in Samastipur
Samastipur's May 2026 forecast shows daily high temperatures ranging from 98° to 106°, with overnight lows between 78° and 83°. The average high for May is 102° with an average low of 80°. 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 Samastipur. See also: June | July | August.