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Tarquinia weather & best time to visit

Sun, sea & sand

Tarquinia at a glance

Best time
Jun – Sep
Warmest month
Aug · 31°
Warmest sea
Aug · 25.2°
Sunshine a year
2,860 h
Rain a year
720 mm
Climate
Mediterranean
Time zone
UTC+1 / UTC+2
Elevation
133 m

Climate in Tarquinia

Tarquinia has a Mediterranean climate with warm to hot, dry summers and mild, wetter winters. August is the warmest month with average highs of 31 °C, while January is the coolest at 12 °C. With around 2,860 hours of sunshine a year, Tarquinia is sunny; July is the sunniest month with 11.3 hours a day.

Holiday weather through the year

Best time to visit

Best time to visit Tarquinia

The best time to visit Tarquinia is from June to September. For a beach holiday – sea from 21 °C, warm and mostly dry – go from June to September. For sightseeing, day trips and hiking, conditions are most comfortable from March to June and from September to October. The wettest month is November with 124 mm of precipitation.

Tarquinia through the seasons

How the weather changes over the seasons, with averages for each.

Tarquinia in spring

Mar – May

40

Fair

  • 16–23 °C by day
  • Sea 16 °C
  • 8.2 h of sun a day
  • 24 rainy days in all

Tarquinia in summer

Jun – Aug

97

Excellent

  • 27–31 °C by day
  • Sea 24 °C
  • 10.8 h of sun a day
  • 9 rainy days in all

Tarquinia in autumn

Sep – Nov

57

Fair

  • 17–26 °C by day
  • Sea 21 °C
  • 6.7 h of sun a day
  • 29 rainy days in all

Tarquinia in winter

Dec – Feb

21

Poor

  • 12–13 °C by day
  • Sea 15 °C
  • 5.6 h of sun a day
  • 28 rainy days in all

Which month for what?

Beach & swimming

Jun – Sep

Sea from 21 °C, warm and mostly dry

Sightseeing & hiking

Mar – Jun, Sep – Oct

15–28 °C and not too much rain

Rainy months

Nov

Rainy season or more than 12 rainy days

Find your perfect month

Tell us what you like and we rate every month in Tarquinia for you.

Swimming in the sea
Sunshine
Little rain

Your best months: June – August

Based on the climate averages; tap a month to see its details.

Your holiday weather, at a glance

Weather in October

Weather in October

56

Holiday weather in October

Fair

Best time to visit: June – September

Good forSightseeing & walks

A typical day in October

  1. Morning, 08:00: about 14°
  2. Midday, 13:00: about 21°
  3. Afternoon, 16:00: about 22°
  4. Evening, 20:00: about 18°
  5. Night, 23:00: about 16°

07:2418:33

Pleasant evenings; a light layer can help.

Estimated from the average high and low: coolest around sunrise, warmest in mid-afternoon.

Light for photos in October

Golden hour
Morning 07:07–08:02 · evening 17:55–18:50
Blue hour
Morning 06:56–07:07 · evening 18:50–19:01

Golden hour: the sun between 4° below and 6° above the horizon; blue hour: 6° to 4° below it. Times for the 15th of the month; mountains and clouds shift the light.

October in Tarquinia compared with home

Home:

Loading the climate at home …

Early or late October?

In October, daytime highs fall from about 24° at the start of the month to 19° at the end. The sea cools from 22° to 20°. The days get 1.3 h shorter.

Early or late October?
October1 Oct31 Oct
Daytime high24°19°
Night-time low15°11°
Sea22°20°
Daylight11.8 h10.5 h

What is the weather like in Tarquinia in October?

In October, Tarquinia is warm: daytime highs average 22 °C, and nights cool down to about 13 °C. The sea averages 21.4 °C – refreshing for a swim. The sun shines for around 6.5 hours a day. Rain is frequent, with about 10 rainy days and 94 mm in total. All in all, October is a so-so month for a holiday in Tarquinia.

More details for October

Daylight
11 h 9 min07:24 – 18:33
UV index
4 · moderateclear sky, noon (estimate)All months
Muggy days
0 daysdew point 18 °C or moreAll months
Wind
20 km/haverage daily peakAll months
Cloud cover
49 %on averageAll months
Hot days
0 days30 °C or moreAll months
Time zone
UTC+2offset from UTC

How the score comes together

  • Temperatureweight 35 %47 %
  • Seaweight 25 %63 %
  • Sunshineweight 20 %58 %
  • Few rainy daysweight 20 %60 %

Each factor is rated from 0 to 100 % and weighted for the travel style “Sun, sea & sand”.

What to pack in October

  • Swimwear
  • Sunscreen
  • A jumper for the evenings
  • Rain jacket or umbrella

Compare two months in Tarquinia

Pick two months to see how the weather differs. A tick marks the clearly better value; for temperatures it depends on your plans.

vs

July has the better holiday weather in Tarquinia: score 100 against 56. In July, days are 8 °C warmer than in October. The sea is 3 °C warmer in July. July has 8 fewer rainy days. The sun shines 5 hours longer a day in July.

October vs July, Tarquinia
MonthOctoberJuly
Holiday weather score56100better
Daytime high22°30°
Night-time low13°19°
Sea21.4°24.6°
Sunshine6.5 h11.3 hbetter
Rainy days102better
Rainfall94 mm12 mmbetter
Muggy days0better10

Based on the climate averages 1996–2025.

Tarquinia month by month

The typical weather for every month at a glance.

20January12° · Sea 15° · 5.3 h

In January, Tarquinia is cool: daytime highs average 12 °C, and nights cool down to about 4 °C. The sea averages 14.8 °C – swimming is only for the hardy. Expect around 5.3 hours of sunshine a day. Rain is frequent, with about 9 rainy days and 66 mm in total. All in all, January is not an ideal month for a holiday in Tarquinia.

Tarquinia in January
26February13° · Sea 14° · 6.6 h

In February, Tarquinia is cool: daytime highs average 13 °C, and nights cool down to about 4 °C. The sea averages 14.1 °C – swimming is only for the hardy. The sun shines for around 6.6 hours a day. Rain falls on about 8 days, adding up to 66 mm. All in all, February is not an ideal month for a holiday in Tarquinia.

Tarquinia in February
28March16° · Sea 14° · 7.1 h

In March, Tarquinia is cool: daytime highs average 16 °C, and nights cool down to about 6 °C. The sea averages 14.0 °C – swimming is only for the hardy. The sun shines for around 7.1 hours a day. Rain falls on about 8 days, adding up to 63 mm. All in all, March is not an ideal month for a holiday in Tarquinia.

Tarquinia in March
30April19° · Sea 15° · 7.9 h

In April, Tarquinia is mild: daytime highs average 19 °C, and nights cool down to about 9 °C. The sea averages 15.3 °C – swimming is only for the hardy. The sun shines for around 7.9 hours a day. Rain falls on about 8 days, adding up to 53 mm. All in all, April is not an ideal month for a holiday in Tarquinia.

Tarquinia in April
63May23° · Sea 18° · 9.5 h

In May, Tarquinia is warm: daytime highs average 23 °C, and nights cool down to about 13 °C. The sea averages 18.3 °C – bracing, so a wetsuit helps for longer swims. With around 9.5 hours of sunshine a day, there is plenty of sun. Rain falls on about 7 days, adding up to 45 mm. All in all, May is a good month for a holiday in Tarquinia.

Tarquinia in May
92June27° · Sea 22° · 10.5 h

In June, Tarquinia is hot: daytime highs average 27 °C, and nights cool down to about 17 °C. The sea averages 21.9 °C – refreshing for a swim. With around 10.5 hours of sunshine a day, there is plenty of sun. Rain is rare: about 4 days bring 23 mm in total. On about 8 days the thermometer climbs to 30 °C or more. All in all, June is an excellent month for a holiday in Tarquinia.

Tarquinia in June
100July30° · Sea 25° · 11.3 h

In July, Tarquinia is hot: daytime highs average 30 °C, and nights cool down to about 19 °C. The sea averages 24.6 °C – pleasant for swimming. With around 11.3 hours of sunshine a day, there is plenty of sun. Rain is rare: about 2 days bring 12 mm in total. On about 18 days the thermometer climbs to 30 °C or more. All in all, July is an excellent month for a holiday in Tarquinia.

Tarquinia in July
100August31° · Sea 25° · 10.5 h

In August, Tarquinia is hot: daytime highs average 31 °C, and even at night it stays warm at around 20 °C. The sea averages 25.2 °C – pleasant for swimming. With around 10.5 hours of sunshine a day, there is plenty of sun. Rain is rare: about 3 days bring 20 mm in total. On about 19 days the thermometer climbs to 30 °C or more. All in all, August is an excellent month for a holiday in Tarquinia.

Tarquinia in August
92September26° · Sea 24° · 8.3 h

In September, Tarquinia is warm: daytime highs average 26 °C, and nights cool down to about 17 °C. The sea averages 23.6 °C – pleasant for swimming. The sun shines for around 8.3 hours a day. Rain falls on about 7 days, adding up to 68 mm. All in all, September is an excellent month for a holiday in Tarquinia.

Tarquinia in September
56October22° · Sea 21° · 6.5 h

In October, Tarquinia is warm: daytime highs average 22 °C, and nights cool down to about 13 °C. The sea averages 21.4 °C – refreshing for a swim. The sun shines for around 6.5 hours a day. Rain is frequent, with about 10 rainy days and 94 mm in total. All in all, October is a so-so month for a holiday in Tarquinia.

Tarquinia in October
23November17° · Sea 19° · 5.4 h

In November, Tarquinia is mild: daytime highs average 17 °C, and nights cool down to about 9 °C. The sea averages 19.0 °C – bracing, so a wetsuit helps for longer swims. Expect around 5.4 hours of sunshine a day. Rain is frequent, with about 12 rainy days and 124 mm in total. All in all, November is not an ideal month for a holiday in Tarquinia.

Tarquinia in November
18December13° · Sea 16° · 5.0 h

In December, Tarquinia is cool: daytime highs average 13 °C, and nights cool down to about 6 °C. The sea averages 16.4 °C – swimming is only for the hardy. Expect around 5.0 hours of sunshine a day. Rain is frequent, with about 10 rainy days and 88 mm in total. All in all, December is not an ideal month for a holiday in Tarquinia.

Tarquinia in December

Climate in detail

Year & climate table

Climate through the year

Long-term monthly averages. Tap a month to see its details.

Best time to visit

Nights and sleep in Tarquinia

How warm the nights get in each month, from the mean night-time low. Tap a month for details.

  • Cold 0–8°
  • Cool 8–15°
  • Pleasant 15–20°
  • Warm 20–24°

CoolOctober: nights around 13°. A duvet at night and a jumper for the evening.

The coolest nights are in February (4°), the warmest in August (20°). Tropical nights of 20 °C and more are the rule in August; then air conditioning or a fan helps you sleep. Nights are pleasant for sleeping (15 to 20 °C) from June to July and in September. Nights fall below 8 °C on average from December to March, so the room should be heated.

Temperatures through the year

Average daytime high, night-time low and sea temperature per month.

OctoberDay 22°Night 13°Sea 21°
DayNightSea
MonthScoreDayNightSeaSunRain daysRain mm
JanuaryJan2012°4°14.8°5.3 h966
FebruaryFeb2613°4°14.1°6.6 h866
MarchMar2816°6°14.0°7.1 h863
AprilApr3019°9°15.3°7.9 h853
MayMay6323°13°18.3°9.5 h745
JuneJun9227°17°21.9°10.5 h423
JulyJul10030°19°24.6°11.3 h212
AugustAug10031°20°25.2°10.5 h320
SeptemberSep9226°17°23.6°8.3 h768
OctoberOct5622°13°21.4°6.5 h1094
NovemberNov2317°9°19.0°5.4 h12124
DecemberDec1813°6°16.4°5.0 h1088

Climate averages 1996–2025 (sunshine partly WMO station normals 1991–2020), not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences

42.25° N, 11.76° E · 133 m · Europe/Rome

Sea temperature
Swimming calendar

Sea temperature in Tarquinia

Monthly sea surface temperature with the range of cooler and warmer years.

Sea in October21.4°Crefreshing

8 in 10 years: 20.3 – 22.6 °C

Swimming season: Jun – Oct

  • cold
  • fresh
  • refreshing
  • pleasant
  • warm
  • very warm
OctoberMean sea temperature 21.4°8 in 10 years 20.3° – 22.6°
20°
Mean sea temperature8 in 10 years20 °C – comfortable for swimming

The sea temperature in Tarquinia ranges from 14.0 °C in March to 25.2 °C in August. It is warm enough for a comfortable swim (20 °C and more) from June to October.

From November to February the sea is even warmer than the afternoon air. The sea temperature varies from year to year: in August, eight out of ten years were between 24.1 and 26.3 °C.

Sea temperature by month
MonthAverageCool yearWarm yearFeels
JanuaryJan14.8°14.1°15.5°cold
FebruaryFeb14.1°13.3°14.6°cold
MarchMar14.0°13.4°14.8°cold
AprilApr15.3°14.5°16.0°cold
MayMay18.3°17.5°19.1°fresh
JuneJun21.9°20.9°23.1°refreshing
JulyJul24.6°23.3°26.0°pleasant
AugustAug25.2°24.1°26.3°pleasant
SeptemberSep23.6°22.6°24.7°pleasant
OctoberOct21.4°20.3°22.6°refreshing
NovemberNov19.0°18.1°20.0°fresh
DecemberDec16.4°15.6°17.1°cold
Sunshine
Sunshine

Sunshine hours in Tarquinia

Average hours of bright sunshine per day, next to the length of the day. Tap a month to select it.

Per year
2,860 hours
Sunniest month
Jul · 11.3 h a day
Least sunshine
Dec · 5.0 h a day
OctoberSunshine 6.5 hDaylight 11.1 hShare of daylight 59 %
SunshineDaylight

In October, the sun shines for about 6.5 of 11.1 hours of daylight in Tarquinia, 59 % of the daylight hours.

Sunshine hours: estimated from radiation data (ERA5, 1996–2025) and calibrated against measured station values; no weather station is close enough here. Daylight is the time from sunrise to sunset on the 15th of the month.

Rain
Rain

Rain in Tarquinia: rainy days and rainfall

A rainy day is a day with at least 1 mm of rain or snow; the amount is what falls in the whole month. Tap a month to select it.

Per year
720 mm on 90 days
Wettest month
Nov · 124 mm
Driest month
Jul · 12 mm
OctoberRainy days 10Rainfall 94 mm

In October, Tarquinia has about 10 rainy days with 94 mm of rain in total.

UV index
Sun protection

UV index in Tarquinia

How strong the sun is at noon, month by month, and how quickly unprotected skin burns.

Clear-sky UV in October
4 · moderateAround midday seek shade; use sunscreen, a hat and sunglasses.

The sun is strongest in June (UV 9).

Minutes until sunburn in October

Very fair skin
about 35 min
Fair skin
about 45 min
Light brown skin
about 65 min
Olive skin
about 85 min

Rough guide for unprotected skin at noon under a clear sky; clouds lengthen the time, water, sand and snow shorten it. Sunscreen extends the time only partly.

Monthly values: clear-sky noon estimate from the sun's angle, ozone and altitude. UV today: Open-Meteo forecast.

Wind & clouds
Wind & clouds

Wind and clouds in Tarquinia

How breezy and how cloudy Tarquinia is through the year. Tap a month to select it on the whole page.

Wind

Typical daily peak of the wind in km/h: what the afternoon breeze usually reaches, not the gusts.

Year average
20 km/h · moderate breeze
Windiest month
Dec · 22 km/h
Calmest month
Jun · 18 km/h
OctoberWind 20 km/hBeaufort 4
20
WindBeaufort 4

In October, the wind in Tarquinia typically peaks at 20 km/h during the day: Beaufort 4, moderate breeze.

Breezy months for windsurfing and kiting

From Beaufort 4 (20 km/h) the daily breeze is usually enough for windsurfing and often for kiting: Oct – Apr.

Clouds

Average share of the sky covered by cloud, day and night.

Year average
42 % · mostly sunny
Clearest month
Jul · 19 %
Cloudiest month
Nov · 55 %
OctoberCloud cover 49 %Sunshine 6.5 h

In October, cloud covers on average 49 % of the sky over Tarquinia: variable cloud, with about 6.5 hours of sunshine a day.

Wind: mean daily maximum of the hourly wind 10 m above ground (ERA5, 1996–2025). Gusts are stronger, and the model grid of about 28 km smooths out local effects such as capes and valley winds. Clouds: mean total cloud cover of all layers over day and night (ERA5, 1996–2025). Thin high cloud counts as cover even when the sun still shines through.

Heat & humidity
Heat & humidity

Heat and humidity in Tarquinia

How often the day gets hot in Tarquinia (30 °C and more), and in which months heat and humidity come together. Tap a month to select it.

Hot days a year
48 days
Hottest month
Aug · 31 °C
Hot months
Jul – Aug

Heat calendar

  • pleasant
  • some hot or muggy days
  • often muggy
  • often hot
  • hot and muggy
OctoberHot days (30 °C+) 0Daytime high 22 °C

In October, Tarquinia has about 0 hot days, with an average daytime high of 22 °C: pleasant. Heat plays no part this month.

Hot days reach at least 30 °C; a month counts as muggy when the mean dew point reaches 18 °C on at least 15 days. Averages from ERA5 and ERA5-Land, 1996–2025. Muggy nights through the year

Planning a trip to Tarquinia

Weather for your travel dates

Pick your arrival and length of stay, and we sum up the weather to expect.

Tarquinia in the school holidays

How the weather suits the usual holiday periods. Dates vary by school and region, so each holiday uses the months it usually falls in.

Tarquinia has its best school-holiday weather during the summer holidays (score 100) and its weakest during the Christmas holidays (score 19).

  • Easter holidays

    Mar – Apr

    29

    Poor

    • 18 °C by day
    • Sea 15 °C
    • 7.7 h of sun a day
    • 8 rainy days a month

    Good for: Sightseeing & walks

  • May half-term

    May – Jun

    69

    Good

    • 24 °C by day
    • Sea 19 °C
    • 9.7 h of sun a day
    • 7 rainy days a month

    Good for: Sightseeing & walks

  • Summer holidays

    Jul – Aug

    100

    ExcellentBest holidays

    • 31 °C by day
    • Sea 25 °C
    • 10.8 h of sun a day
    • 3 rainy days a month

    Good for: Beach & swimming

  • October half-term

    Oct

    56

    Fair

    • 22 °C by day
    • Sea 21 °C
    • 6.5 h of sun a day
    • 10 rainy days a month

    Good for: Sightseeing & walks

  • Christmas holidays

    Dec – Jan

    19

    Poor

    • 13 °C by day
    • Sea 16 °C
    • 5.2 h of sun a day
    • 10 rainy days a month

Based on the climate averages 1996–2025.

Getting there

Flying from

Nonstop flight
about 2 h 10 min
Distance
1,380 km
Time zone
UTC+2
Jet lag
Hardly any (under 3 h)

Estimated from the straight-line distance: 30 minutes for take-off and landing plus 830 km/h cruising speed.

Good to know: Italy

Currency
Euro (EUR)
Language
Italian
Sockets
Type C, F, L · 230 V
Traffic
Drives on the right
Dialling code
+39
Emergency number
112

UK plugs need a travel adapter

Sources: GeoNames (CC BY 4.0) and Wikidata (CC0). Please check details before you travel.

Compare & alternatives

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Tarquinia compared

Put Tarquinia side by side with another destination.

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Tarquinia vs Civitavecchia

In October the holiday weather in Tarquinia and Civitavecchia is about equally good (score 56 vs 56). During the day it is about as warm in Civitavecchia as in Tarquinia. The sea is about equally warm.

Tarquinia vs Civitavecchia, in October
in OctoberTarquiniaCivitavecchia
Holiday weather score5656
Daytime high22°22°
Sea21°21°
Sunshine7 h7 h
Rainy days1011
Best timeJun – SepJun – Sep

Through the year

OctoberTarquinia 22°Civitavecchia 22°
TarquiniaCivitavecchia
Go to Civitavecchia
Best places in the country
Ranking

Italy in October: the best places

In October, Tarquinia ranks 27 among the 31 nearest destinations in this country.

  1. Grosseto23°79
  2. 2Ascoli Piceno20°78
  3. 3Viterbo21°77
  4. 4Rome23°77
  5. 5Castel Gandolfo20°77
  6. 6Assisi19°77
  7. 7Orvieto21°76
  8. 8Tivoli23°76
  9. 27TarquiniaThis page22°21°56
All destinations: Italy
Places nearby

Near Tarquinia

Other destinations close by.

Places with a similar climate

Places with a climate like Tarquinia

Destinations whose weather through the year is closest to Tarquinia's – good alternatives.

  1. 89 % similar57Polignano a Mare, ApuliaItaly22°21°Best time: Jun – Sep
  2. 87 % similar61Santa Maria di LeucaItaly22°22°Best time: Jun – Sep
  3. 86 % similar54OstuniItaly22°21°Best time: Jun – Sep
  4. 86 % similar56BastiaFrance22°21°Best time: Jun – Sep

Frequently asked questions about Tarquinia

When is the best time to visit Tarquinia?

The best time to visit Tarquinia is from June to September. That is when the holiday weather score, which combines temperature, sea, sunshine and rain, is highest.

How warm is the sea in Tarquinia?

The sea temperature in Tarquinia ranges from 14.0 °C in March to 25.2 °C in August. It is warm enough for a comfortable swim (20 °C and more) from June to October.

Can you swim in Tarquinia in October?

Yes. In October the sea averages 21.4 °C – refreshing for a swim.

What is the warmest month in Tarquinia?

August is the warmest month, with average highs of 31 °C and nights around 20 °C. January is the coolest month at 12 °C.

When does it rain most in Tarquinia?

The wettest month is November with 124 mm of precipitation. The driest month is July with 12 mm.

How many hours of sunshine does Tarquinia get?

Tarquinia gets around 2,860 hours of sunshine a year. The sunniest month is July with 11.3 hours a day; in December there are 5.0 hours a day.

What time zone is Tarquinia in?

Tarquinia is on UTC+1 in January and UTC+2 in July.

How long is the flight from London to Tarquinia?

A nonstop flight from London to Tarquinia takes about 2 h 10 min, for a straight-line distance of about 1,380 km.

Which school holidays are best for Tarquinia?

Tarquinia has its best school-holiday weather during the summer holidays (score 100) and its weakest during the Christmas holidays (score 19). Holiday ratings (0–100): Easter holidays 29, May half-term 69, summer holidays 100, October half-term 56, Christmas holidays 19.