July weather forecast
Trieste, Italy

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The boat-laden water channel in the heart of Trieste, located in Friuli Venezia Giulia, Italy, overlooking the busy Ponte Rosso city square
The boat-laden water channel in the heart of Trieste, located in Friuli Venezia Giulia, Italy, overlooking the busy Ponte Rosso city square

Weather in July

July is the peak of summer in Trieste, featuring hot weather and the highest sea temperature, around 24.8°C (76.6°F) on average. Land temperatures also surge to become the hottest, with the average maximum temperature soaring to a balmy 26.7°C (80.1°F). This fun-filled period draws sun-lovers and beach-goers in drones and is often associated with blue skies, lower relative humidity, and fewer rainy days. Despite being the warmest month, July offers a respite from extreme summer heat considering its coastal geography and sea breezes.

Temperature

Trieste, Italy, in July witnesses an average high-temperature of a still moderately hot 26.7°C (80.1°F), indicating a slight variation from June's 24.1°C (75.4°F). Trieste's nights in July experience an average temperature drop to a refreshing 17.6°C (63.7°F).

Humidity

The average relative humidity in July in Trieste is 69%.

Rainfall

In Trieste, in July, it is raining for 16.6 days, with typically 84mm (3.31") of accumulated precipitation. In Trieste, during the entire year, the rain falls for 177.7 days and collects up to 1019mm (40.12") of precipitation.

Snowfall

In Trieste, snow does not fall in April through November.

Sea temperature

July and August, with an average sea temperature of 24.8°C (76.6°F), are months with the warmest seawater in Trieste.
Note: Every individual's cold threshold differs, but factors like today's sunshine, wind, and temperature can tip the scales for a delightful swim in 24.8°C (76.6°F) waters. For reference, Olympians swim in waters of 25°C (77°F) to 28°C (82.4°F).

Daylight

In Trieste, the average length of the day in July is 15h and 17min.
On the first day of the month, sunrise is at 05:19 and sunset at 20:57. On the last day of July, in Trieste, sunrise is at 05:47 and sunset at 20:34 CEST.

Sunshine

With an average of 11.5h of sunshine, July has the most sunshine of the year.

UV index

The months with the highest UV index in Trieste are June and July, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for the average person.
Note: An average UV index of 6 in July transforms into this advice:
Avoid overexposure. Fair-skinned individuals can burn in under 20 minutes. The time between 10 a.m. and 4 p.m. is when UV radiation is at its peak. Limit exposure to direct sunlight during these hours. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Take note! The UV strength of the Sun elevates when reflected off water and sand.
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Frequently asked questions

What is the usual temperature for Trieste in July?

During July, Trieste experiences an average high-temperature of 26.7°C (80.1°F) and a low-temperature of 17.6°C (63.7°F).

What is the average humidity in July in Trieste?

The average relative humidity in July in Trieste, Italy, is 69%.

How many days does it rain in July in Trieste?

In Trieste, Italy, in July, during 16.6 rainfall days, 84mm (3.31") of precipitation is typically accumulated.

When it does not snow in Trieste?

In Trieste, snow does not fall in April through November.

When is the sea warmest in Trieste?

July and August, with an average sea temperature of 24.8°C (76.6°F), are months with the warmest seawater in Trieste, Italy.

What is the sea temperature in July in Trieste?

In Trieste, the average seawater temperature in July is 24.8°C (76.6°F). A person's cold intolerance, with sunshine, wind, and air temperature, are essential factors for enjoying swimming in 24.8°C (76.6°F) water.

How many hours of daylight does Trieste have in July?

In July, the average day length in Trieste is 15h and 17min.

What time are sunrise and sunset in July in Trieste?

In July, on the first day of the month, sunrise is at 05:19 and sunset at 20:57. On the last day of the month, in Trieste, sunrise is at 05:47 and sunset at 20:34 CEST.

What month has the most sunshine in Trieste?

With an average of 11.5h of sunshine, July has the most sunshine of the year in Trieste.

How long on average sun shines in July in Trieste?

The average sunshine duration in July is 11.5h.

When is the highest UV index in Trieste?

The months with the highest UV index are June and July, with an average maximum UV index of 6.

What is the UV index intensity in July in Trieste?

In Trieste, the average daily maximum UV index in July is 6. A UV Index of 6 to 7 symbolizes a high health risk from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover

Average temperature in July
Trieste, Italy

Average temperature in July - Trieste, Italy
  • Average high temperature in July: 26.7°C

The warmest month (with the highest average high temperature) is August (27.2°C).
The month with the lowest average high temperature is January (5.9°C).

  • Average low temperature in July: 17.6°C

The month with the highest average low temperature is August (18.1°C).
The coldest month (with the lowest average low temperature) is January (1.6°C).

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Average pressure in July
Trieste, Italy

Average pressure in July - Trieste, Italy
  • Average pressure in July: 1014.7mbar

The month with the highest atmospheric pressure is December (1019.8mbar).
The months with the lowest atmospheric pressure are May, June and July (1014.7mbar).

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Average wind speed in July
Trieste, Italy

Average wind speed in July - Trieste, Italy
  • Average wind speed in July: 8.6km/h

The windiest month (with the highest average wind speed) is February (11.7km/h).
The calmest months (with the lowest average wind speed) are June, July and August (8.6km/h).

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Average humidity in July
Trieste, Italy

Average humidity in July - Trieste, Italy
  • Average humidity in July: 69%

The month with the highest relative humidity is November (82%).
The month with the lowest relative humidity is August (68%).

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Average rainfall in July
Trieste, Italy

Average rainfall in July - Trieste, Italy
  • Average rainfall in July: 84mm

The wettest month (with the highest rainfall) is November (129mm).
The driest month (with the least rainfall) is January (54mm).

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Average rainfall days in July
Trieste, Italy

Average rainfall days in July - Trieste, Italy
  • Average rainfall days in July: 16.6 days

The month with the highest number of rainy days is May (21.3 days).
The month with the least rainy days is January (10.9 days).

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Average snowfall in July
Trieste, Italy

Average snowfall in July - Trieste, Italy
  • Average snowfall in July: 0mm

The month with the highest snowfall is February (14mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).

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Average snowfall days in July
Trieste, Italy

Average snowfall days in July - Trieste, Italy
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (1.2 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

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Average sea temperature in July
Trieste, Italy

Average sea temperature in July - Trieste, Italy
  • Average sea temperature in July: 24.8°C

The best months for swimming (with the highest average sea temperature) are July and August (24.8°C).
The coldest month (with the lowest average sea temperature) is February (9.3°C).

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Average daylight in July /
Average sunshine in July
Trieste, Italy

Average daylight in July / Average sunshine in July - Trieste, Italy
  • Average daylight in July: 15h and 2min

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in July: 11h and 3min

The month with the most sunshine is July (Average sunshine: 11h and 30min).
The months with the least sunshine are February and November (Average sunshine: 5h and 0min).

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Average sunshine days in July
Trieste, Italy

Average sunshine days in July - Trieste, Italy
  • Average sunshine days in July: 9.4 days

The month with the most sunshine days is January (17 days).
The month with the least sunshine days is May (6.6 days).

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Average UV index in July
Trieste, Italy

Average UV index in July - Trieste, Italy
  • Average UV index in July: 6

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, November and December (UV index 2).

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Average cloud cover in July
Trieste, Italy

Average cloud cover in July - Trieste, Italy
  • Average cloud cover in July: 21

The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 19).

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Average visibility in July
Trieste, Italy

Average visibility in July - Trieste, Italy
  • Average visibility in July: 10km

The months with the highest visibility are April, May, June, July, August and September (10km).
The months with the lowest visibility are January, February, March, October, November and December (9km).

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Trieste, Italy

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