S
M
T
W
T
F
S
27
24°
16°
28
27°
15°
29
33°
15°
30
31°
17°
31
31°
18°
1
33°
6°
2
34°
1°
3
28°
-1°
4
17°
-2°
5
16°
1°
6
17°
0°
7
28°
0°
8
20°
8°
9
28°
-2°
10
29°
-5°
11
15°
-3°
12
17°
-5°
13
17°
-6°
14
11°
-2°
15
14°
12°
16
25°
12°
17
27°
11°
18
31°
-1°
19
27°
8°
20
19°
14°
21
30°
13°
22
28°
6°
23
27°
10°
24
23°
8°
25
27°
12°
26
33°
17°
27
29°
15°
28
34°
17°
29
Hist. Avg.
26°
10°
30
Hist. Avg.
26°
10°
31
Hist. Avg.
26°
10°
1
Hist. Avg.
26°
10°
2
Hist. Avg.
26°
11°
3
Hist. Avg.
27°
11°
4
Hist. Avg.
27°
11°
5
Hist. Avg.
27°
11°
6
Hist. Avg.
27°
12°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
January Weather in Cottage Grove
Cottage Grove's January 2027 forecast shows daily high temperatures ranging from 11° to 34°, with overnight lows between -6° and 18°. The average high for January is 25° with an average low of 7°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how January weather will actually feel in Cottage Grove. See also: February | March | April.
