S
M
T
W
T
F
S
31
71°
40°
1
68°
44°
2
70°
41°
3
68°
44°
4
70°
42°
5
68°
42°
6
72°
47°
7
75°
42°
8
69°
40°
9
66°
40°
10
68°
44°
11
69°
37°
12
71°
43°
13
78°
47°
14
79°
48°
15
80°
50°
16
81°
50°
17
82°
49°
18
80°
48°
19
70°
45°
20
72°
41°
21
77°
45°
22
80°
46°
23
82°
52°
24
84°
50°
25
85°
51°
26
84°
50°
27
84°
45°
28
83°
47°
29
84°
48°
30
84°
51°
1
85°
52°
2
87°
52°
3
86°
51°
4
85°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Thompson Falls
Thompson Falls's June 2026 forecast shows daily high temperatures ranging from 66° to 87°, with overnight lows between 37° and 52°. The average high for June is 77° with an average low of 46°. 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 Thompson Falls. See also: July | August | September.