Civitavecchia weather in October

In October, Civitavecchia sees average daytime highs of 20°C and overnight lows near 17°C, with 117 mm of rain across 10.3 wet days and about 10.8 hours of daylight. It is the 5th-warmest and 2nd-wettest month of the year here.

Highs ease over the month, from about 21°C in the first days to 19°C by the end. The sky is clear or mostly clear about 50% of the time in October, and the air most often feels humid.

Daylight stretches from about 11 h 36 min at the start of October to 10 h 12 min by month's end. Set against the rest of the year, October is Civitavecchia's 8th-clearest and 6th-windiest month. For the whole year in context, see Civitavecchia's year-round climate.

Daytime high
20°
5th warmest
Overnight low
17°
8th coldest
Rainfall
117 mm
10.3 wet days
Daylight
10 h 48 min
6:33 AM – 5:23 PM
Cloud cover
45%
8th clearest
Wind
18 km/h
6th windiest
Solar energy
3.22 kWh/m²
Travel score
6.5
out of 10
Air quality
Good
PM2.5 8.7 µg/m³ · 2019

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 21°C in the first days to 19°C by the end.

A typical October day in Civitavecchia reaches about 20°C in the afternoon and slips back to 17°C overnight — a 2°C spread between the day's warmth and the night's chill. On most days the high lands between 18°C and 22°C. Set against its neighbours, October runs about 3°C cooler than September and about 4°C warmer than November.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
12119
22119
32119
42119
52118
62118
72118
82118
92118
102018
112018
122018
132018
142018
152018
162017
172017
182017
192017
202017
211917
221917
231917
241917
251917
261917
271916
281916
291916
301916
311816

Civitavecchia weather by month

How October compares with the rest of the year at a glance. October is the 5th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan12° / 10°759.99.33.4
Feb12° / 719.110.33.4
Mar13° / 11°627.611.74.2
Apr15° / 13°567.913.15.1
May19° / 16°335.714.46.9
Jun22° / 20°213.2158.4
Jul25° / 23°121.414.89.2
Aug25° / 23°192.313.78.8
Sep23° / 21°777.312.37.6
Oct20° / 17°11710.310.86.5
Nov16° / 14°15312.79.64.9
Dec13° / 11°10112.193.8

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 50% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 17% of October, with mostly cloudy or overcast conditions the remaining 33%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17129
27129
37129
47129
57030
67030
76931
86931
96832
106832
116832
126832
136733
146733
156733
166733
176634
186733
196733
206733
216733
226733
236634
246634
256535
266535
276436
286337
296337
306238
316238

Chance of precipitation in October

Any precipitation

Civitavecchia gets around 117 mm of rain over 10.3 wet days in October. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 33% and peaks near 38% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
129
230
330
431
531
632
732
833
933
1033
1133
1233
1333
1432
1532
1632
1732
1832
1932
2032
2132
2232
2333
2433
2534
2634
2735
2836
2937
3037
3138

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, October lands in the humid band about 33% of days. Sticky, muggy-or-worse air turns up on roughly 9% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
114293818
215303817
315313916
415313915
515323914
616323913
716333912
817333812
918333811
1019343710
1120343610
122234359
132334349
142434348
152533338
162633338
172832328
182932327
193031317
203131317
213231307
223330307
233431297
243431286
253531286
263632276
273632275
283733265
293733254
303834244
314034233

Wind in October

Winds average 18 km/h in October.

Across October, daily wind ranges from about 16 km/h on the calmest days to 19 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202531
Wind speed (km/h)Feels
116light breeze
217light breeze
317light breeze
417light breeze
517light breeze
617light breeze
717light breeze
817light breeze
917light breeze
1017light breeze
1117light breeze
1217light breeze
1317light breeze
1417light breeze
1517light breeze
1618light breeze
1718light breeze
1818light breeze
1918light breeze
2018light breeze
2118light breeze
2218light breeze
2318light breeze
2418light breeze
2519light breeze
2619light breeze
2719light breeze
2819light breeze
2919light breeze
3019light breeze
3119light breeze

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 36 min at the start of October to 10 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 84 minutes over October. Sunrise moves from 6:15 AM to 6:51 AM, and sunset from 5:48 PM to 5:02 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.66:155:48
211.56:165:47
311.56:185:45
411.46:195:43
511.46:205:41
611.36:215:40
711.36:225:38
811.26:235:36
911.26:245:34
1011.16:265:33
1111.16:275:31
1211.06:285:29
1311.06:295:28
1410.96:305:26
1510.96:315:25
1610.86:335:23
1710.86:345:21
1810.76:355:20
1910.76:365:18
2010.76:375:17
2110.66:395:15
2210.66:405:14
2310.56:415:12
2410.56:425:11
2510.46:445:10
2610.46:455:08
2710.36:465:07
2810.36:475:06
2910.36:495:04
3010.26:505:03
3110.26:515:02

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 3.22 kWh/m².

For context, solar energy here swings from a low near 1.69 kWh/m² to a high of 7.21 kWh/m² in July across the year — October's 3.22 kWh/m² falls in the middle.

01234151015202531
Solar energy (kWh/m²)Level
13.9Moderate
23.9Moderate
33.8Moderate
43.8Moderate
53.7Moderate
63.7Moderate
73.6Moderate
83.6Moderate
93.5Moderate
103.5Moderate
113.4Moderate
123.4Moderate
133.4Moderate
143.3Moderate
153.3Moderate
163.2Moderate
173.2Moderate
183.1Moderate
193.1Moderate
203.1Moderate
213.0Moderate
223.0Moderate
232.9Moderate
242.9Moderate
252.9Moderate
262.8Moderate
272.8Moderate
282.7Moderate
292.7Moderate
302.6Moderate
312.6Moderate
Planning a trip in October

Hazard calendar for Civitavecchia

In seasonPeak

In October, Civitavecchia sits inside its rainy season season. The full year is below, with each hazard's peak months called out.

Civitavecchia's rainy season runs September–February, when most of the year's rain falls.

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

Is October a good time to visit Civitavecchia?

Our two travel scores rate October for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

6.5
Sightseeing
6th-best month of the year
3.3
Beach & pool
5th-best month of the year

October is a reasonable time to visit Civitavecchia for sightseeing.

What to pack for Civitavecchia in October

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

In October, Civitavecchia sees daytime highs around 20°C and nights near 17°C. Worth packing: rain gear. About 10 days see rain.

rain gear

Sea temperature near Civitavecchia in October

The nearest coast averages about 21°C in October — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 15 km away) is warmest in August at about 25°C and coldest in February near 14°C.

It's comfortable for a long swim from Jun 2 to Oct 29 — about 4.9 months when the water holds above 20°C.

15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan15Bracing
Feb14Bracing
Mar14Bracing
Apr15Cool
May18Cool
Jun22Refreshing
Jul24Warm
Aug25Warm
Sep23Refreshing
Oct21Refreshing
Nov19Cool
Dec16Cool

UV index in Civitavecchia in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks 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 Civitavecchia peaks around July 14 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 21 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateVery highHighModerateLowJul 14UV 9Dec 21UV 1
UV index (midday)Level
Jan1Low
Feb3Moderate
Mar5Moderate
Apr4Moderate
May7High
Jun8Very high
Jul9Very high
Aug8Very high
Sep5High
Oct4Moderate
Nov2Low
Dec1Low
Location & terrain

Where is Civitavecchia?

Civitavecchia sits at 42.1°N, 11.8°E, 10 m above sea level, in Italy. The nearest listed city is Cerveteri, 27 km away.

Topography around Civitavecchia

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

Within 3 km, the terrain around Civitavecchia has only modest variations in elevation — a maximum elevation change of 178 m around an average of 37 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 636 m; within 80 km, large variations in elevation — a maximum elevation change of 1,119 m.

The land around Civitavecchia is covered by water (38%) and artificial surfaces (25%) within 3 km, water (54%) within 16 km, and water (37%) and trees (32%) within 80 km.

3 km
178 m
16 km
636 m
80 km
1,119 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
October weather nearby: Cerveteri 27 km · Ladispoli 28 km · Viterbo 44 km · Fiumicino 51 km · Lido di Ostia 56 km · Acilia-Castel Fusano-Ostia Antica 57 km · Vatican City 58 km · Casal Palocco 60 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 Civitavecchia (42.0932°, 11.7967°, elevation 10 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).