S
M
T
W
T
F
S
26
65°
46°
27
66°
45°
28
67°
46°
29
68°
46°
30
68°
45°
1
69°
48°
2
70°
54°
3
70°
50°
4
69°
49°
5
70°
48°
6
70°
47°
7
71°
53°
8
72°
55°
9
73°
50°
10
72°
48°
11
72°
50°
12
73°
50°
13
70°
51°
14
71°
50°
15
71°
50°
16
73°
51°
17
75°
57°
18
76°
56°
19
75°
56°
20
76°
55°
21
80°
60°
22
87°
56°
23
85°
55°
24
81°
53°
25
78°
58°
26
81°
55°
27
87°
54°
28
86°
56°
29
79°
55°
30
87°
56°
31
88°
53°
1
78°
54°
2
80°
56°
3
84°
60°
4
82°
59°
5
78°
54°
6
80°
55°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Whiskeytown
Whiskeytown's May 2026 forecast shows daily high temperatures ranging from 65° to 88°, with overnight lows between 45° and 60°. The average high for May is 76° with an average low of 53°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how May weather will actually feel in Whiskeytown. See also: June | July | August.