S
M
T
W
T
F
S
29
51°
40°
30
47°
27°
31
47°
22°
1
56°
36°
2
41°
37°
3
52°
33°
4
62°
27°
5
66°
29°
6
70°
34°
7
67°
39°
8
62°
30°
9
63°
29°
10
70°
26°
11
65°
44°
12
56°
40°
13
53°
36°
14
58°
35°
15
54°
31°
16
41°
27°
17
49°
30°
18
60°
25°
19
69°
26°
20
77°
32°
21
82°
35°
22
59°
33°
23
44°
26°
24
41°
24°
25
47°
24°
26
46°
23°
27
50°
25°
28
56°
31°
29
58°
30°
30
61°
33°
1
63°
33°
2
59°
32°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Seeley Lake-Blackfoot Valley
Seeley Lake-Blackfoot Valley's April 2026 forecast shows daily high temperatures ranging from 41° to 63°, with overnight lows between 23° and 33°. The average high for April is 53° with an average low of 29°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how April weather will actually feel in Seeley Lake-Blackfoot Valley. See also: May | June | July.