S
M
T
W
T
F
S
29
63°
52°
30
57°
48°
31
60°
43°
1
60°
44°
2
64°
46°
3
67°
48°
4
67°
42°
5
72°
42°
6
73°
46°
7
71°
51°
8
72°
47°
9
66°
44°
10
63°
49°
11
65°
43°
12
65°
48°
13
64°
52°
14
64°
50°
15
65°
49°
16
67°
50°
17
65°
49°
18
63°
48°
19
64°
47°
20
57°
47°
21
58°
47°
22
59°
48°
23
61°
46°
24
64°
48°
25
66°
51°
26
63°
48°
27
59°
48°
28
59°
47°
29
60°
47°
30
59°
48°
1
60°
49°
2
61°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Trieste
Trieste's April 2026 forecast shows daily high temperatures ranging from 57° to 72°, with overnight lows between 43° and 52°. The average high for April is 63° with an average low of 48°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how April weather will actually feel in Trieste. See also: May | June | July.
