Trieste Weather Year-Round — Best Time to Visit
Trieste, Italy has mild weather year-round. The best time to visit is July (score: 86/100). Annual average high: 17.5°C, total rainfall: 1449mm.
When is the best time to visit Trieste?
86
July is the best month to visit Trieste with a travel score of 86/100 (Excellent).
Expect highs of 27.8°C, 10 rain days, and 13.2 hours of daily sunshine.
View July weather details →Travel Score by Month
52
Jan
57
Feb
66
Mar
71
Apr
76
May
83
Jun
86
Jul
85
Aug
81
Sep
67
Oct
54
Nov
50
Dec
Excellent (80+)
Good (60-79)
Mixed (40-59)
Poor (<40)
What are the average temperatures in Trieste each month?
17.5°C
Avg High
10.1°C
Avg Low
1449mm
Annual Rain
How much rain does Trieste get?
Trieste receives 1449mm of rain annually. The wettest month is typically November with 179mm, while July is the driest.
What is the weather like each month in Trieste?
January
52
8°C
Low: 2°C
10 rain days
Mixed
February
57
9°C
Low: 2°C
9 rain days
Mixed
March
66
13°C
Low: 5°C
9 rain days
Good
April
71
17°C
Low: 8°C
11 rain days
Good
May
76
21°C
Low: 13°C
12 rain days
Good
June
83
25°C
Low: 17°C
11 rain days
Excellent
July
Best time to visit86
28°C
Low: 19°C
10 rain days
Excellent
August
85
28°C
Low: 19°C
10 rain days
Excellent
September
81
23°C
Low: 15°C
11 rain days
Excellent
October
67
18°C
Low: 11°C
12 rain days
Good
November
54
13°C
Low: 7°C
12 rain days
Mixed
December
50
9°C
Low: 3°C
11 rain days
Mixed
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Data based on 1994–2024 averages · Last updated: 2024-12-31