S
M
T
W
T
F
S
27
49°
45°
28
46°
39°
29
42°
30°
30
40°
26°
1
40°
28°
2
40°
29°
3
40°
32°
4
39°
32°
5
41°
31°
6
40°
34°
7
39°
34°
8
40°
39°
9
45°
32°
10
40°
29°
11
38°
36°
12
37°
32°
13
35°
27°
14
30°
17°
15
42°
33°
16
40°
32°
17
40°
31°
18
39°
30°
19
36°
30°
20
37°
29°
21
39°
30°
22
40°
30°
23
39°
29°
24
37°
29°
25
37°
28°
26
36°
28°
27
36°
27°
28
35°
26°
29
36°
27°
30
36°
26°
31
34°
25°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
October Weather in Mertarvik
Mertarvik's October 2026 forecast shows daily high temperatures ranging from 30° to 45°, with overnight lows between 17° and 39°. The average high for October is 38° with an average low of 30°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how October weather will actually feel in Mertarvik. See also: November | December | January.