Trieste weather by month

Check out Trieste weather averages by month. Compare detailed monthly climate statistics including temperature, rainfall and sunshine figures.

Temperature in Trieste (°C)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
8°C maximum daytime temperature in January in Trieste8
9°C maximum daytime temperature in February in Trieste9
12°C maximum daytime temperature in March in Trieste12
17°C maximum daytime temperature in April in Trieste17
21°C maximum daytime temperature in May in Trieste21
25°C maximum daytime temperature in June in Trieste25
28°C maximum daytime temperature in July in Trieste28
27°C maximum daytime temperature in August in Trieste27
24°C maximum daytime temperature in September in Trieste24
18°C maximum daytime temperature in October in Trieste18
13°C maximum daytime temperature in November in Trieste13
9°C maximum daytime temperature in December in Trieste9
Min temperature (night-time)
1°C minimum night-time temperature in January in Trieste1
2°C minimum night-time temperature in February in Trieste2
4°C minimum night-time temperature in March in Trieste4
8°C minimum night-time temperature in April in Trieste8
12°C minimum night-time temperature in May in Trieste12
16°C minimum night-time temperature in June in Trieste16
18°C minimum night-time temperature in July in Trieste18
17°C minimum night-time temperature in August in Trieste17
15°C minimum night-time temperature in September in Trieste15
10°C minimum night-time temperature in October in Trieste10
6°C minimum night-time temperature in November in Trieste6
2°C minimum night-time temperature in December in Trieste2
Heat & Humidity
No heat & humidity in January in Trieste0
No heat & humidity in February in Trieste0
No heat & humidity in March in Trieste0
No heat & humidity in April in Trieste0
No heat & humidity in May in Trieste0
Low heat & humidity in June in TriesteL
Moderate heat & humidity in July in TriesteM
Low heat & humidity in August in TriesteL
No heat & humidity in September in Trieste0
No heat & humidity in October in Trieste0
No heat & humidity in November in Trieste0
No heat & humidity in December in Trieste0

Note: 0 = None, L = Low, M = Moderate, H = High, VH = Very high, E = Extreme

Sunshine & Daylight in Trieste

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daily hours of sunshine
Daily hours of daylight
9 hours of daylight per day in January in Trieste9
10 hours of daylight per day in February in Trieste10
12 hours of daylight per day in March in Trieste12
14 hours of daylight per day in April in Trieste14
15 hours of daylight per day in May in Trieste15
16 hours of daylight per day in June in Trieste16
15 hours of daylight per day in July in Trieste15
14 hours of daylight per day in August in Trieste14
13 hours of daylight per day in September in Trieste13
11 hours of daylight per day in October in Trieste11
9 hours of daylight per day in November in Trieste9
9 hours of daylight per day in December in Trieste9
UV Index (Maximum)
UV (maximum) index 1 (Low) in January in Trieste1
UV (maximum) index 2 (Low) in February in Trieste2
UV (maximum) index 3 (Moderate) in March in Trieste3
UV (maximum) index 5 (Moderate) in April in Trieste5
UV (maximum) index 7 (High) in May in Trieste7
UV (maximum) index 8 (Very High) in June in Trieste8
UV (maximum) index 8 (Very High) in July in Trieste8
UV (maximum) index 7 (High) in August in Trieste7
UV (maximum) index 5 (Moderate) in September in Trieste5
UV (maximum) index 3 (Moderate) in October in Trieste3
UV (maximum) index 1 (Low) in November in Trieste1
UV (maximum) index 1 (Low) in December in Trieste1

Rainfall in Trieste

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of days with some rain
12 days with some rainfall in January in Trieste12
11 days with some rainfall in February in Trieste11
11 days with some rainfall in March in Trieste11
13 days with some rainfall in April in Trieste13
14 days with some rainfall in May in Trieste14
14 days with some rainfall in June in Trieste14
11 days with some rainfall in July in Trieste11
12 days with some rainfall in August in Trieste12
11 days with some rainfall in September in Trieste11
11 days with some rainfall in October in Trieste11
13 days with some rainfall in November in Trieste13
12 days with some rainfall in December in Trieste12
Average monthly rainfall (mm)
80 mm monthly rainfall in January in Trieste80
73 mm monthly rainfall in February in Trieste73
76 mm monthly rainfall in March in Trieste76
90 mm monthly rainfall in April in Trieste90
86 mm monthly rainfall in May in Trieste86
103 mm monthly rainfall in June in Trieste103
75 mm monthly rainfall in July in Trieste75
100 mm monthly rainfall in August in Trieste100
112 mm monthly rainfall in September in Trieste112
105 mm monthly rainfall in October in Trieste105
116 mm monthly rainfall in November in Trieste116
94 mm monthly rainfall in December in Trieste94

More about Trieste

Trieste by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Italy

Jet2holidays: Top discounted 2024/2025 holidays

  • Save on package holidays in 2024/2025 with Jet2holidays
  • Explore top discounted holidays & exclusive offers
  • Including hotel deals, free child places & singles discount
Go to Jet2holidays deal >>

View all Jet2holidays offers

Jet2holidaysJet2holidays deal finder

The climate guide for Italy (Trieste) shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

What's the climate like in Trieste?

Trieste has a temperate climate with hot summers and some rainfall in all months.

Metric (°C / mm)  |  Imperial (°F / inches)

Back to top

More about Italy

Compare Trieste with the USA

Below the Trieste chart shows average maximum daytime temperature for Trieste, Italy and the USA (Washington).

Maximum daytime temperature (°C)

Trieste, Italy
USA (Washington)
8
5
9
7
12
13
17
19
21
24
25
29
28
31
27
30
24
26
18
20
13
14
9
8
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Metric (°C / mm)  |  Imperial (°F / inches)

Compare more Trieste weather >>

Back to top

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^