Trieste International Airport (Italy) weather
Find a forecast
Forecast days
-
Maximum daytime temperature: 21° Celsius; Minimum nighttime temperature: 11° Celsius;
Maximum daytime temperature: 21 degrees Celsius; Minimum nighttime temperature: 11 degrees Celsius; -
Maximum daytime temperature: 22° Celsius; Minimum nighttime temperature: 10° Celsius;
Maximum daytime temperature: 22 degrees Celsius; Minimum nighttime temperature: 10 degrees Celsius; -
Maximum daytime temperature: 23° Celsius; Minimum nighttime temperature: 11° Celsius;
Maximum daytime temperature: 23 degrees Celsius; Minimum nighttime temperature: 11 degrees Celsius;
-
Maximum daytime temperature: 25° Celsius; Minimum nighttime temperature: 13° Celsius;
Maximum daytime temperature: 25 degrees Celsius; Minimum nighttime temperature: 13 degrees Celsius;
-
Maximum daytime temperature: 25° Celsius; Minimum nighttime temperature: 13° Celsius;
Maximum daytime temperature: 25 degrees Celsius; Minimum nighttime temperature: 13 degrees Celsius;
-
Maximum daytime temperature: 26° Celsius; Minimum nighttime temperature: 14° Celsius;
Maximum daytime temperature: 26 degrees Celsius; Minimum nighttime temperature: 14 degrees Celsius;
-
Maximum daytime temperature: 25° Celsius; Minimum nighttime temperature: 13° Celsius;
Maximum daytime temperature: 25 degrees Celsius; Minimum nighttime temperature: 13 degrees Celsius;
Sunny intervals changing to cloudy by early evening.
Sunrise:
Sunset:
M UV
No pollution data.
No pollen data.
7 day forecast for Trieste International Airport
Today (23 September 2026)
| Time |
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols |  |
|
|
|
 |
|
 |
 |
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
30%
|
30%
|
30%
|
50%
|
30%
|
| Temperature |
21°
|
21°
|
21°
|
21°
|
20°
|
20°
|
19°
|
18°
|
17°
|
16°
|
16°
|
| Feels like temperature (°C) |
21°
|
20°
|
21°
|
20°
|
20°
|
19°
|
18°
|
18°
|
17°
|
16°
|
14°
|
| Wind direction and speed |
S
4
|
SSW
5
|
SW
6
|
SW
5
|
SW
5
|
SSW
4
|
S
4
|
SSE
4
|
ESE
5
|
ENE
6
|
E
8
|
| Wind gust (mph) |
10
|
12
|
12
|
10
|
8
|
8
|
9
|
9
|
10
|
14
|
16
|
| Visibility |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
64%
|
64%
|
64%
|
64%
|
63%
|
61%
|
62%
|
64%
|
65%
|
66%
|
70%
|
| UV | 4 | 4 | 2 | 1 | 1 | 1 | - | - | - | - | - |
Friday (24 September 2026)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
15°
|
14°
|
13°
|
13°
|
12°
|
12°
|
11°
|
11°
|
11°
|
13°
|
16°
|
18°
|
20°
|
21°
|
21°
|
22°
|
22°
|
21°
|
20°
|
17°
|
16°
|
15°
|
14°
|
14°
|
| Feels like temperature (°C) |
13°
|
12°
|
11°
|
10°
|
10°
|
9°
|
9°
|
8°
|
9°
|
12°
|
15°
|
17°
|
18°
|
20°
|
20°
|
20°
|
20°
|
20°
|
18°
|
16°
|
15°
|
14°
|
13°
|
13°
|
| Wind direction and speed (mph) |
E
10
|
E
10
|
E
11
|
E
12
|
E
12
|
E
12
|
E
11
|
ENE
10
|
ENE
8
|
ENE
6
|
NE
5
|
NE
5
|
NNE
5
|
N
4
|
NNW
4
|
NW
5
|
WNW
5
|
WNW
6
|
WNW
7
|
WNW
7
|
NW
6
|
NNW
5
|
N
5
|
N
5
|
| Wind gust (mph) |
18
|
19
|
21
|
20
|
20
|
19
|
18
|
16
|
13
|
10
|
11
|
11
|
10
|
10
|
10
|
11
|
11
|
11
|
11
|
11
|
10
|
9
|
8
|
8
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
70%
|
66%
|
62%
|
55%
|
50%
|
51%
|
47%
|
53%
|
55%
|
54%
|
47%
|
42%
|
41%
|
40%
|
40%
|
40%
|
41%
|
42%
|
44%
|
51%
|
52%
|
52%
|
51%
|
49%
|
| UV | - | - | - | - | - | - | 1 | 1 | 1 | 2 | 3 | 4 | 5 | 5 | 4 | 3 | 2 | 1 | 1 | - | - | - | - | - |
Saturday (25 September 2026)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
13°
|
13°
|
12°
|
12°
|
11°
|
11°
|
10°
|
10°
|
11°
|
13°
|
16°
|
19°
|
20°
|
21°
|
22°
|
23°
|
23°
|
22°
|
21°
|
18°
|
17°
|
16°
|
15°
|
14°
|
| Feels like temperature (°C) |
12°
|
12°
|
11°
|
11°
|
11°
|
10°
|
10°
|
10°
|
10°
|
13°
|
16°
|
19°
|
21°
|
21°
|
22°
|
22°
|
22°
|
22°
|
20°
|
17°
|
16°
|
15°
|
14°
|
14°
|
| Wind direction and speed (mph) |
NNE
4
|
NE
4
|
NE
4
|
ENE
3
|
ENE
4
|
ENE
4
|
ENE
4
|
ENE
3
|
ENE
4
|
ENE
3
|
ENE
3
|
ENE
2
|
NNE
2
|
NW
2
|
WNW
3
|
WNW
5
|
WNW
5
|
WNW
6
|
WNW
5
|
WNW
5
|
NW
5
|
NNW
4
|
N
4
|
N
3
|
| Wind gust (mph) |
8
|
7
|
6
|
6
|
6
|
7
|
7
|
7
|
7
|
7
|
6
|
6
|
6
|
8
|
10
|
10
|
10
|
10
|
9
|
8
|
7
|
7
|
6
|
5
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
48%
|
50%
|
52%
|
54%
|
56%
|
58%
|
59%
|
59%
|
63%
|
64%
|
61%
|
56%
|
54%
|
44%
|
44%
|
46%
|
50%
|
53%
|
53%
|
53%
|
54%
|
55%
|
55%
|
56%
|
| UV | - | - | - | - | - | - | 1 | 1 | 1 | 2 | 3 | 4 | 5 | 5 | 4 | 3 | 2 | 1 | 1 | - | - | - | - | - |
Sunday (26 September 2026)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
14°
|
13°
|
13°
|
12°
|
12°
|
11°
|
11°
|
11°
|
11°
|
14°
|
17°
|
20°
|
22°
|
24°
|
25°
|
25°
|
25°
|
24°
|
23°
|
20°
|
18°
|
17°
|
16°
|
15°
|
| Feels like temperature (°C) |
13°
|
13°
|
12°
|
12°
|
12°
|
11°
|
11°
|
11°
|
11°
|
14°
|
17°
|
20°
|
23°
|
25°
|
26°
|
26°
|
26°
|
25°
|
23°
|
20°
|
18°
|
17°
|
16°
|
15°
|
| Wind direction and speed (mph) |
NNE
3
|
NE
3
|
ENE
3
|
ENE
3
|
ENE
3
|
ENE
3
|
ENE
3
|
ENE
3
|
ENE
3
|
ENE
3
|
ENE
3
|
ENE
2
|
NE
1
|
N
2
|
W
2
|
WSW
3
|
WSW
3
|
WSW
3
|
WSW
3
|
WSW
3
|
W
2
|
WNW
2
|
NW
2
|
NNE
1
|
| Wind gust (mph) |
5
|
5
|
6
|
6
|
6
|
6
|
6
|
6
|
7
|
7
|
6
|
5
|
5
|
5
|
6
|
6
|
6
|
6
|
5
|
4
|
4
|
4
|
3
|
4
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
56%
|
56%
|
58%
|
61%
|
63%
|
65%
|
67%
|
66%
|
67%
|
66%
|
66%
|
61%
|
57%
|
55%
|
55%
|
54%
|
55%
|
55%
|
56%
|
56%
|
57%
|
57%
|
57%
|
57%
|
| UV | - | - | - | - | - | - | 1 | 1 | 1 | 2 | 3 | 4 | 5 | 5 | 4 | 3 | 2 | 1 | 1 | - | - | - | - | - |
Monday (27 September 2026)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
15°
|
14°
|
14°
|
14°
|
13°
|
13°
|
13°
|
13°
|
13°
|
16°
|
18°
|
21°
|
23°
|
24°
|
25°
|
25°
|
25°
|
24°
|
23°
|
20°
|
19°
|
18°
|
17°
|
16°
|
| Feels like temperature (°C) |
15°
|
14°
|
14°
|
13°
|
13°
|
13°
|
13°
|
12°
|
13°
|
16°
|
19°
|
22°
|
24°
|
25°
|
26°
|
26°
|
26°
|
25°
|
23°
|
20°
|
19°
|
18°
|
17°
|
16°
|
| Wind direction and speed (mph) |
NE
2
|
ENE
3
|
ENE
3
|
E
3
|
E
3
|
E
4
|
E
4
|
E
4
|
E
4
|
E
3
|
E
3
|
ENE
2
|
NE
1
|
WNW
2
|
W
2
|
W
3
|
W
3
|
W
3
|
WNW
3
|
WNW
3
|
NW
3
|
NNW
2
|
NNW
2
|
N
2
|
| Wind gust (mph) |
5
|
5
|
6
|
7
|
7
|
7
|
7
|
7
|
7
|
7
|
6
|
5
|
5
|
6
|
6
|
6
|
6
|
6
|
5
|
5
|
5
|
4
|
4
|
4
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
59%
|
61%
|
63%
|
65%
|
68%
|
72%
|
73%
|
74%
|
73%
|
72%
|
68%
|
65%
|
61%
|
56%
|
56%
|
56%
|
56%
|
57%
|
57%
|
57%
|
57%
|
57%
|
57%
|
59%
|
| UV | - | - | - | - | - | - | - | 1 | 1 | 2 | 3 | 4 | 5 | 5 | 4 | 3 | 2 | 1 | 1 | - | - | - | - | - |
Tuesday (28 September 2026)
| Time |
00:00
|
01:00
|
02:00
|
05:00
|
08:00
|
11:00
|
14:00
|
17:00
|
20:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
<5%
|
| Temperature (°C) |
16°
|
15°
|
15°
|
14°
|
14°
|
22°
|
26°
|
26°
|
20°
|
17°
|
| Feels like temperature (°C) |
16°
|
15°
|
15°
|
14°
|
14°
|
23°
|
28°
|
27°
|
20°
|
17°
|
| Wind direction and speed (mph) |
NNE
2
|
NE
2
|
ENE
3
|
ENE
3
|
ENE
3
|
ENE
2
|
WNW
3
|
W
3
|
NW
2
|
NE
2
|
| Wind gust (mph) |
4
|
5
|
6
|
7
|
7
|
6
|
6
|
6
|
4
|
6
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
62%
|
64%
|
67%
|
74%
|
75%
|
68%
|
59%
|
64%
|
63%
|
64%
|
| UV | - | - | - | - | 1 | 4 | 4 | 1 | - | - |
Wednesday (29 September 2026)
| Time |
02:00
|
05:00
|
08:00
|
11:00
|
14:00
|
17:00
|
20:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
| Temperature (°C) |
15°
|
14°
|
14°
|
21°
|
25°
|
25°
|
19°
|
17°
|
| Feels like temperature (°C) |
15°
|
14°
|
14°
|
22°
|
26°
|
26°
|
19°
|
16°
|
| Wind direction and speed (mph) |
ENE
3
|
ENE
3
|
ENE
4
|
ENE
3
|
ENE
3
|
WNW
3
|
N
3
|
ENE
5
|
| Wind gust (mph) |
7
|
8
|
8
|
7
|
7
|
6
|
6
|
7
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
69%
|
74%
|
75%
|
70%
|
54%
|
59%
|
62%
|
65%
|
| UV | - | - | 1 | 4 | 4 | 1 | - | - |
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Forecast for 2pm (UTC+2) Thursday
Updated 07:28 (UTC+1) on Thu 24 Sep 2026
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