S
M
T
W
T
F
S
1
-2°
-36°
2
-5°
-42°
3
-6°
-39°
4
-3°
-18°
5
9°
-28°
6
19°
5°
7
37°
10°
8
29°
14°
9
19°
-16°
10
13°
-15°
11
9°
-10°
12
6°
-23°
13
7°
-43°
14
13°
-40°
15
22°
-12°
16
20°
12°
17
13°
-10°
18
24°
-23°
19
31°
-3°
20
31°
-11°
21
29°
-15°
22
26°
-5°
23
7°
-13°
24
13°
-25°
25
7°
-6°
26
14°
-26°
27
21°
-29°
28
23°
-29°
29
25°
-20°
30
29°
-4°
31
31°
-19°
1
33°
-17°
2
35°
-10°
3
31°
10°
4
38°
17°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
March Weather in Watson Lake
Watson Lake's March 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for March is ° with an average low of °. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how March weather will actually feel in Watson Lake. See also: April | May | June.
