Marigliano weather in January

In January, Marigliano sees average daytime highs of 11°C and overnight lows near 4°C, with 110 mm of precipitation across 11 wet days and about 9.4 hours of daylight. It is the 12th-warmest and 6th-wettest month of the year here.

Day-to-day highs hold fairly steady near 11°C through the month. The sky is clear or mostly clear about 34% of the time in January, and the air most often feels dry.

Daylight stretches from about 9 h 06 min at the start of January to 9 h 48 min by month's end. Set against the rest of the year, January is Marigliano's 10th-clearest and 4th-windiest month. For the whole year in context, see Marigliano's year-round climate.

Daytime high
11°
12th warmest
Overnight low
1st coldest
Precipitation
110 mm
11 wet days
Daylight
9 h 24 min
7:30 AM – 4:52 PM
Cloud cover
57%
10th clearest
Wind
7 km/h
4th windiest
Solar energy
1.9 kWh/m²
Travel score
2.7
out of 10

Marigliano is chief town of the homonym municipality.

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

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 11°C through the month.

A typical January day in Marigliano reaches about 11°C in the afternoon and slips back to 4°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 7°C and 14°C. Set against its neighbours, January runs about 1°C cooler than December and about 1°C cooler than February.

-5°10°15°151015202531
Avg high (°C)Avg low (°C)
1114
2114
3114
4114
5114
6114
7114
8114
9114
10114
11114
12114
13114
14114
15114
16114
17114
18114
19114
20114
21114
22114
23114
24114
25114
26114
27114
28114
29114
30114
31114

Marigliano weather by month

How January compares with the rest of the year at a glance. January is the 12th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan11° / 110110.59.42.7
Feb12° / 10611.10.810.42.9
Mar14° / 11411.20.311.74.2
Apr18° / 11012.40.113.15.4
May22° / 12°799.8014.36.8
Jun26° / 16°436.9014.97.6
Jul29° / 19°254.8014.66.8
Aug29° / 19°285.3013.66.4
Sep25° / 16°989.6012.37.1
Oct21° / 12°14210.7010.96.5
Nov16° / 17513.40.19.74.6
Dec12° / 13912.20.39.13.1

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 34% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 14% of January, with mostly cloudy or overcast conditions the remaining 52%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15248
25248
35149
45149
55149
65149
75149
85149
95050
105050
114951
124951
134951
144951
154951
164852
174852
184753
194753
204753
214753
224753
234753
244654
254555
264555
274456
284555
294555
304456
314555

Chance of precipitation in January

Any precipitationSnow

Marigliano gets around 110 mm of rain and snow over 11 wet days in January. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 36% and peaks near 40% on the wettest days, and about 1 day brings snow.

0%10%20%30%40%50%151015202531
Rain chance (%)Snow chance (%)
1361
2351
3341
4331
5331
6321
7321
8321
9321
10321
11321
12331
13341
14341
15351
16361
17371
18371
19381
20381
21391
22391
23392
24402
25402
26402
27402
28402
29402
30403
31403

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January lands in the dry band about 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
1991
21000
31000
41000
51000
61000
71000
81000
91000
101000
111000
121000
131000
141000
151000
161000
171000
181000
191000
201000
211000
221000
231000
241000
251000
261000
271000
281000
291000
301000
311000

Wind in January

Winds average 7 km/h in January.

Across January, daily wind ranges from about 7 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 9 h 06 min at the start of January to 9 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 42 minutes over January. Sunrise moves from 7:32 AM to 7:21 AM, and sunset from 4:39 PM to 5:10 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.17:324:39
29.17:324:39
39.17:324:40
49.17:324:41
59.27:324:42
69.27:324:43
79.27:324:44
89.27:324:44
99.27:324:45
109.27:324:46
119.37:324:47
129.37:324:48
139.37:314:49
149.37:314:50
159.37:314:51
169.47:304:52
179.47:304:53
189.47:304:55
199.47:294:56
209.57:294:57
219.57:284:58
229.57:284:59
239.67:275:00
249.67:275:01
259.67:265:03
269.67:255:04
279.77:245:05
289.77:245:06
299.77:235:07
309.87:225:08
319.87:215:10

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 1.9 kWh/m².

For context, solar energy here swings from a low near 1.64 kWh/m² to a high of 6.95 kWh/m² in July across the year — January's 1.9 kWh/m² sits near the bottom.

0123151015202531
Solar energy (kWh/m²)Level
11.7Dim
21.7Dim
31.7Dim
41.7Dim
51.7Dim
61.7Dim
71.8Dim
81.8Dim
91.8Dim
101.8Dim
111.8Dim
121.8Dim
131.8Dim
141.9Dim
151.9Dim
161.9Dim
171.9Dim
181.9Dim
191.9Dim
202.0Dim
212.0Dim
222.0Moderate
232.0Moderate
242.0Moderate
252.1Moderate
262.1Moderate
272.1Moderate
282.1Moderate
292.2Moderate
302.2Moderate
312.2Moderate
Planning a trip in January

Is January a good time to visit Marigliano?

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

2.7
Sightseeing
12th-best month of the year
0.0
Beach & pool
11th-best month of the year

January is a weaker month for outdoor sightseeing in Marigliano.

What to pack for Marigliano in January

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

In January, Marigliano sees daytime highs around 11°C and nights near 4°C. Pack a warm layer. Worth having: rain gear. About 11 days see rain.

a warm layerrain gear

Sea temperature near Marigliano in January

The nearest coast averages about 15°C in January — 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 May 26 to Nov 7 — about 5.5 months when the water holds above 20°C.

15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan15Cool
Feb14Bracing
Mar14Bracing
Apr16Cool
May19Cool
Jun23Refreshing
Jul25Warm
Aug26Warm
Sep24Warm
Oct22Refreshing
Nov19Cool
Dec17Cool

UV index in Marigliano in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 2. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Marigliano peaks around July 16 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 1 (low).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateVery highHighModerateLowJul 16UV 9Dec 22UV 1
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar5Moderate
Apr4Moderate
May7High
Jun9Very high
Jul10Very high
Aug8Very high
Sep6High
Oct4Moderate
Nov2Moderate
Dec1Low

Air quality in Marigliano in January

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Marigliano is worst in April — around 22 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateApr 1021 µg/m³Sep 1714 µg/m³
PM2.5 (µg/m³)Level
Jan19Moderate
Feb20Moderate
Mar21Moderate
Apr22Moderate
May18Moderate
Jun16Moderate
Jul16Moderate
Aug16Moderate
Sep14Moderate
Oct16Moderate
Nov16Moderate
Dec17Moderate
Location & terrain

Where is Marigliano?

Marigliano sits at 40.9°N, 14.5°E, 30 m above sea level, in Italy. The nearest listed city is Brusciano, 3.0 km away.

Topography around Marigliano

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

Within 3 km, the terrain around Marigliano has only modest variations in elevation — a maximum elevation change of 42 m around an average of 34 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,278 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,032 m.

The land around Marigliano is covered by artificial surfaces (32%), trees (31%) and cropland (28%) within 3 km, trees (51%) and artificial surfaces (25%) within 16 km, and trees (39%) and water (34%) within 80 km.

3 km
42 m
16 km
1,278 m
80 km
2,032 m
treesshrubsgrasslandcroplandartificial surfaceswater
January weather nearby: Brusciano 3.0 km · Somma Vesuviana 6.0 km · Nola 6.0 km · Pomigliano d'Arco 6.0 km · Acerra 7.0 km · Sant'Anastasia 8.0 km · Ottaviano 8.0 km · Casalnuovo di Napoli 10 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 Marigliano (40.9248°, 14.4561°, elevation 30 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. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).