When is the best time to go to Trieste
The chart above shows the best time of year to visit Trieste, Italy. These are based on an analysis of weather averages such as temperature, rainfall and number of hours of sunshine. These ratings are based solely on the climate and do not take into account other factors such as accommodation prices and how busy it is likely to be.
Average temperatures in Trieste
Trieste weather by month
Please note our recommendations for when to visit Trieste are based solely on the weather and do not take into accounts accommodation prices, how busy it will be and what events are on.
January
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 7°C | 80mm | 3.8hrs | 10.3hrs | 12°C |
The climate in Trieste during January can be summarized as cool and a little damp.
Based on weather alone, this is probably a time of year to avoid going to Trieste for your holidays. The weather is often relatively bad and not conducive to spending time outdoors.
January is in the winter in Trieste and is typically the coldest month of the year. Daytime maximum temperatures average around a cold 8°C (46°F), whilst at night 2°C (35°F) is normal.
On average January is the driest month of the year in Trieste with around 80mm 3.2 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 12 days, although this may vary considerably.
On the flip side this corresponds to an average of 3.8 hours of sunshine per day.
February
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 8°C | 73mm | 5hrs | 11.4hrs | 10°C |
February in Trieste is generally reasonably dry with the temperature being cool.
Based on weather alone, this is probably a time of year to avoid going to Trieste for your holidays. The weather is often pretty bad and not conducive to spending time outdoors.
February is in the winter in Trieste and is typically the 2nd coldest month of the year. Daytime maximum temperatures average around a cool 9°C (48°F), whilst at night 2°C (36°F) is normal.
On average February is the 2nd driest month of the year in Trieste with around 73mm 2.9 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 11 days, although this may vary considerably.
On the flip side this corresponds to an average of 5 hours of sunshine per day.
March
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 11°C | 76mm | 5.4hrs | 12.8hrs | 11°C |
The weather in March in Trieste is characteristically cool and reasonably dry.
Based on weather alone, this is probably a time of year to avoid going to Trieste for your holidays. The weather is often relatively bad and not conducive to spending time outdoors.
March is in the spring in Trieste and is typically the 3rd coldest month of the year. Daytime maximum temperatures average around a cool 12°C (54°F), whilst at night 5°C (40°F) is normal.
On average March is the 3rd driest month of the year in Trieste with around 76mm 3 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 11 days, although this may vary considerably.
On the flip side this corresponds to an average of 5.4 hours of sunshine per day.
April
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 15°C | 90mm | 6.6hrs | 14.5hrs | 14°C |
Trieste's weather in April is typically mild and a little damp in nature.
Although outside the main holiday season, there is still plenty of relatively acceptable weather around this time of year. This makes it an okay time to visit Trieste.
April is in the spring in Trieste and is typically the 4th coldest month of the year. Daytime maximum temperatures average around a cool 17°C (62°F), whilst at night 8°C (46°F) is normal.
On average April is the 4th driest month of the year in Trieste with around 90mm 3.5 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 13 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.6 hours of sunshine per day.
May
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 19°C | 87mm | 8.1hrs | 16hrs | 18°C |
May is a a little damp month in Trieste and the temperature is generally mild.
It is perhaps a good month to visit Trieste, with some inordinately good weather at this time of year.
May is in the spring in Trieste and is typically the 5th coldest month of the year. Daytime maximum temperatures average around a comfortable 22°C (71°F), whilst at night 12°C (54°F) is normal.
On average May is the 5th driest month of the year in Trieste with around 87mm 3.4 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 14 days, although this may vary considerably.
On the flip side this corresponds to an average of 8.1 hours of sunshine per day.
June
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 23°C | 103mm | 8.9hrs | 10.3hrs | 22°C |
The weather in June in Trieste is characteristically warm and damp.
Although outside the main holiday season, there is still plenty of quite acceptable weather around this time of year. This makes it an okay time to visit Trieste.
June is in the summer in Trieste and is typically the 6th coldest month of the year. Daytime maximum temperatures average around a comfortable 25°C (77°F), whilst at night 16°C (60°F) is normal.
On average June is the 6th driest month of the year in Trieste with around 103mm 4.1 inches of rain making it a damp time to visit. This rainfall is typically spread over 14 days, although this may vary considerably.
On the flip side this corresponds to an average of 8.9 hours of sunshine per day.
July
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 25°C | 75mm | 10.2hrs | 11.4hrs | 25°C |
July in Trieste is generally reasonably dry with the temperature being warm.
It is perhaps the perfect month to visit Trieste, with some inordinately good weather at this time of year.
July is in the summer in Trieste and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a comfortable 28°C (82°F), whilst at night 18°C (64°F) is normal.
On average July is the 6th wettest month of the year in Trieste with around 75mm 2.9 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 11 days, although this may vary considerably.
On the flip side this corresponds to an average of 10.2 hours of sunshine per day.
August
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 25°C | 100mm | 9.4hrs | 12.8hrs | 26°C |
The weather in August in Trieste is characteristically warm and a little damp.
It is perhaps the perfect month to visit Trieste, with some extremely good weather at this time of year.
August is in the summer in Trieste and is typically the 5th warmest month of the year. Daytime maximum temperatures average around a comfortable 27°C (81°F), whilst at night 17°C (63°F) is normal.
On average August is the 5th wettest month of the year in Trieste with around 100mm 3.9 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 12 days, although this may vary considerably.
On the flip side this corresponds to an average of 9.4 hours of sunshine per day.
September
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 21°C | 112mm | 7.7hrs | 14.5hrs | 23°C |
Trieste's weather in September is typically warm and damp in nature.
Although outside the main holiday season, there is still plenty of relatively acceptable weather around this time of year. This makes it an okay time to visit Trieste.
September is in the fall / autumn in Trieste and is typically the 4th warmest month of the year. Daytime maximum temperatures average around 24°C (75°F), whilst at night 15°C (58°F) is normal.
On average September is the 4th wettest month of the year in Trieste with around 112mm 4.4 inches of rain making it a damp time to visit. This rainfall is typically spread over 11 days, although this may vary considerably.
On the flip side this corresponds to an average of 7.7 hours of sunshine per day.
Trieste weather in September »
October
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 17°C | 105mm | 6hrs | 16hrs | 20°C |
October is a damp month in Trieste and the temperature is generally mild.
Based on weather alone, this is probably a time of year to avoid going to Trieste for your holidays. The weather is often pretty bad and not conducive to spending time outdoors.
October is in the fall / autumn in Trieste and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around 19°C (65°F), whilst at night 11°C (51°F) is normal.
On average October is the 3rd wettest month of the year in Trieste with around 105mm 4.1 inches of rain making it a damp time to visit. This rainfall is typically spread over 11 days, although this may vary considerably.
On the flip side this corresponds to an average of 6 hours of sunshine per day.
November
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 12°C | 117mm | 3.9hrs | 10.3hrs | 16°C |
Cool and damp weather often prevails in Trieste during the month of November
Based on weather alone, this is probably a time of year to avoid going to Trieste for your holidays. The weather is often relatively bad and not conducive to spending time outdoors.
November is in the fall / autumn in Trieste and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around a cool 13°C (55°F), whilst at night 6°C (43°F) is normal.
On average November is the 2nd wettest month of the year in Trieste with around 117mm 4.6 inches of rain making it a damp time to visit. This rainfall is typically spread over 13 days, although this may vary considerably.
On the flip side this corresponds to an average of 3.9 hours of sunshine per day.
December
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 8°C | 94mm | 3.4hrs | 11.4hrs | 14°C |
December in Trieste is generally a little damp with the temperature being cool.
Based on weather alone, this is probably a time of year to avoid going to Trieste for your holidays. The weather is often relatively bad and not conducive to spending time outdoors.
December is in the winter in Trieste and is typically the warmest month of the year. Daytime maximum temperatures average around a cool 9°C (48°F), whilst at night 3°C (37°F) is normal.
On average December is the wettest month of the year in Trieste with around 94mm 3.7 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 12 days, although this may vary considerably.
On the flip side this corresponds to an average of 3.4 hours of sunshine per day.
Other monthly averages
Trieste weather stats
| Hottest month: | July | 27.7°C 81.9°F |
|---|---|---|
| Driest month: | February | 73mm 2.9ins |
| Sunniest month: | July | 10.2hrs |
| Coldest month: | January | 7.4°C 45.3°F |
| Wettest month: | November | 117mm 4.6ins |
| Warmest sea: | August | 25.6°C 78.1°F |
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