S
M
T
W
T
F
S
30
91°
77°
31
90°
77°
1
91°
76°
2
89°
77°
3
90°
77°
4
88°
76°
5
88°
76°
6
89°
75°
7
88°
76°
8
88°
75°
9
87°
76°
10
87°
76°
11
88°
77°
12
88°
76°
13
89°
75°
14
92°
74°
15
92°
74°
16
90°
74°
17
91°
73°
18
90°
74°
19
91°
72°
20
91°
73°
21
88°
72°
22
88°
72°
23
89°
73°
24
88°
73°
25
89°
74°
26
88°
72°
27
88°
72°
28
89°
73°
29
87°
73°
30
87°
72°
1
88°
73°
2
87°
71°
3
88°
71°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
Asthma-December Weather in Fort Myers
Fort Myers's Asthma-December 2026 forecast shows daily high temperatures ranging from 87° to 92°, with overnight lows between 71° and 77°. The average high for Asthma-December is 89° with an average low of 74°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how Asthma-December weather will actually feel in Fort Myers. See also: October | November | December.