S
M
T
W
T
F
S
27
28°
15°
28
31°
14°
29
30°
12°
30
29°
6°
31
27°
-2°
1
25°
-4°
2
15°
4°
3
16°
12°
4
25°
13°
5
29°
5°
6
30°
-4°
7
26°
-6°
8
13°
-5°
9
12°
-5°
10
16°
-6°
11
12°
-9°
12
10°
-4°
13
11°
-9°
14
12°
-3°
15
13°
6°
16
19°
-4°
17
22°
-5°
18
16°
-5°
19
14°
-3°
20
15°
10°
21
21°
11°
22
27°
13°
23
28°
14°
24
29°
15°
25
29°
12°
26
28°
11°
27
28°
10°
28
26°
8°
29
26°
1°
30
23°
-3°
31
Hist. Avg.
23°
7°
1
Hist. Avg.
23°
7°
2
Hist. Avg.
23°
7°
3
Hist. Avg.
24°
8°
4
Hist. Avg.
24°
8°
5
Hist. Avg.
24°
8°
6
Hist. Avg.
24°
8°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
January Weather in Plato
Plato's January 2027 forecast shows daily high temperatures ranging from 10° to 31°, with overnight lows between -9° and 15°. The average high for January is 22° with an average low of 3°. 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 Plato. See also: February | March | April.