S
M
T
W
T
F
S
31
87°
79°
1
87°
77°
2
-100°
-100°
3
89°
77°
4
90°
76°
5
90°
77°
6
89°
77°
7
90°
78°
8
89°
77°
9
88°
80°
10
88°
81°
11
89°
80°
12
89°
80°
13
88°
79°
14
89°
80°
15
86°
79°
16
86°
80°
17
87°
79°
18
86°
80°
19
85°
79°
20
86°
80°
21
86°
80°
22
87°
79°
23
86°
80°
24
86°
80°
25
87°
79°
26
85°
80°
27
85°
79°
28
86°
80°
29
86°
80°
30
87°
78°
1
86°
80°
2
86°
80°
3
87°
79°
4
86°
80°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Hagatna
Hagatna's June 2026 forecast shows daily high temperatures ranging from 85° to 90°, with overnight lows between 76° and 81°. The average high for June is 87° with an average low of 79°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how June weather will actually feel in Hagatna. See also: July | August | September.