Cagliari in Fall

In fall (September, October and November), Cagliari sees average daytime highs around 22°C and overnight lows near 15°C, with 136 mm of rain over about 20 wet days across the season. It is the 2nd-warmest season and the wettest season of the year.

Over the season highs ease from about 28°C in early September to 16°C by late November. The sky is clear or mostly clear about 47% of the time across fall, and the air most often feels dry.

Fall is Cagliari's 2nd-best season to visit on our travel score. For the whole year in context, see Cagliari's year-round climate.

Avg daytime high
22°C
2nd-warmest season
Avg overnight low
15°C
Rainfall
136 mm
20 wet days
Avg wind
12 km/h
Travel score
7.1
2nd-best season
Months
Sep · Oct · Nov

Temperature in Cagliari in Fall

Average highAverage lowShaded bands: 10–90% of days

Over the season highs ease from about 28°C in early September to 16°C by late November.

A typical fall day in Cagliari reaches about 22°C and drops to 15°C overnight. The warmest of the three months is September, the coolest November.

10°20°30°SepOctNov

Cagliari weather by month

How the three fall months (September, October and November) compare with the rest of the year — the season's months are highlighted.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan13° / 376.79.64.1
Feb14° / 397.410.54.2
Mar16° / 467.511.75.4
Apr18° / 11°488.4136.3
May22° / 14°335.614.17.7
Jun27° / 18°102.114.78.2
Jul30° / 21°20.514.57.0
Aug30° / 21°81.813.56.5
Sep26° / 19°314.912.37.7
Oct23° / 15°436.1117.6
Nov18° / 12°629.19.85.9
Dec15° / 548.69.34.5

Cloud cover in Fall

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 47% of the time across fall.

0%25%50%75%100%SepOctNov

Chance of precipitation in Fall

Any precipitation

Cagliari gets around 136 mm of rain over 20 wet days across fall. The line is the day-by-day chance of measurable precipitation.

0%10%20%30%40%SepOctNov

Humidity in Fall

DryComfortableHumidMuggyOppressiveMiserable

Most of fall feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

0%25%50%75%100%SepOctNov

Wind in Fall

Winds average 12 km/h across fall.

051015SepOctNov

Sunrise & sunset in Fall

DaylightNight

Daylight runs from about 12 h 54 min in early September to 9 h 30 min by late November. The lit band spans sunrise to sunset each day.

12 AM4 AM8 AM12 PM4 PM8 PM12 AMSepOctNov

Solar energy in Fall

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day across fall, about 3.8 kWh/m².

0246SepOctNov
Planning a trip in fall

Is fall a good time to visit Cagliari?

Our two travel scores rate fall for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.

7.1
Sightseeing
2nd-best month of the year
5.0
Beach & pool
2nd-best month of the year

fall is one of the better times to visit Cagliari for general sightseeing.

What to pack for Cagliari in Fall

From fall's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In fall, Cagliari sees daytime highs around 22°C and nights near 15°C. Worth packing: light clothes, rain gear and sun protection. About 20 days see rain.

light clothesrain gearsun protection

Sea temperature near Cagliari in Fall

The nearest coast averages about 22°C across fall — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in August at about 26°C and coldest in February near 14°C.

It's comfortable for a long swim from Jun 8 to Nov 2 — about 4.9 months when the water holds above 20°C.

15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan15Bracing
Feb14Bracing
Mar14Bracing
Apr15Cool
May18Cool
Jun21Refreshing
Jul24Warm
Aug26Warm
Sep24Warm
Oct22Refreshing
Nov19Cool
Dec16Cool

UV index in Cagliari in Fall

LowModerateHighVery highExtreme

Clear-sky midday UV across fall averages around 4 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Cagliari peaks around July 16 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 9 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateLowJul 16UV 9Dec 20UV 2
UV index (midday)Level
Jan2Low
Feb4Moderate
Mar5High
Apr6High
May7High
Jun7Very high
Jul10Very high
Aug7High
Sep6High
Oct4Moderate
Nov3Moderate
Dec2Low

Air quality in Cagliari in Fall

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where fall falls, not just the annual average.

Air quality in Cagliari is worst in March — around 23 µg/m³ PM2.5 (moderate), about 1.8× the cleanest month (December, 13 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to Cagliari's WHO annual average of 19.2 µg/m³.

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateMar 2223 µg/m³Dec 1514 µg/m³
PM2.5 (µg/m³)Level
Jan16Moderate
Feb20Moderate
Mar23Moderate
Apr23Moderate
May22Moderate
Jun21Moderate
Jul19Moderate
Aug19Moderate
Sep19Moderate
Oct19Moderate
Nov15Moderate
Dec13Moderate
Location & terrain

Where is Cagliari?

Cagliari sits at 39.2°N, 9.1°E, 6 m above sea level, in Italy. The nearest listed city is Monserrato, 4.0 km away.

Topography around Cagliari

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Cagliari.

Within 3 km, the terrain around Cagliari has only modest variations in elevation — a maximum elevation change of 117 m around an average of 19 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 667 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,454 m.

The land around Cagliari is covered by artificial surfaces (56%) and water (23%) within 3 km, water (39%) and grassland (26%) within 16 km, and water (46%) and trees (26%) within 80 km.

3 km
117 m
16 km
667 m
80 km
1,454 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetland
Fall weather nearby: Monserrato 4.0 km · Selargius 5.0 km · Sestu 8.0 km · Sinnai 11 km · Quartu Sant'Elena 11 km · Assemini 12 km · Iglesias 51 km · Carbonia 52 km

Italy travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / F / L
230 V · 50 Hz
Prices
≈ 69% of US
price level, 2025
GDP per capita
$43,309
2025
Happiness
6.6 / 10
World Happiness, 2025
Safe drinking water
97%
of population, 2024
Homicide rate
0.6
per 100k, 2023
Road deaths
5.3
per 100k/yr, 2019
Income group
High
World Bank
English
Moderate
EF EPI 513
Religion
Christian 81%unaffiliated 13%Muslim 5%other 1%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Cagliari (39.2305°, 9.1192°, elevation 6 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google.