Avellino weather in January

In January, Avellino sees average daytime highs of 10°C and overnight lows near 3°C, with 102 mm of precipitation across 10.7 wet days and about 9.4 hours of daylight. It is the 12th-warmest and 5th-wettest month of the year here.

Day-to-day highs hold fairly steady near 10°C through the month. The sky is clear or mostly clear about 29% 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 Avellino's 12th-clearest and 4th-windiest month. For the whole year in context, see Avellino's year-round climate.

Daytime high
10°
12th warmest
Overnight low
2nd coldest
Precipitation
102 mm
10.7 wet days
Daylight
9 h 24 min
7:29 AM – 4:51 PM
Cloud cover
62%
12th clearest
Wind
8 km/h
4th windiest
Solar energy
1.85 kWh/m²
Travel score
2.1
out of 10

Avellino is chief town of the homonym municipality.

Air quality
Moderate
PM2.5 14.6 µg/m³ · 2019

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 10°C through the month.

A typical January day in Avellino reaches about 10°C in the afternoon and slips back to 3°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 6°C and 13°C. Set against its neighbours, January runs about 1°C cooler than December and on par with February.

-5°10°15°151015202531
Avg high (°C)Avg low (°C)
1104
2103
3103
4103
5103
6103
7103
8103
9103
10103
11103
12103
13103
14103
15103
16103
17103
18103
19103
20103
21103
22103
23103
24103
25103
26103
27103
28103
29103
30103
31103

Avellino weather by month

How January compares with the rest of the year at a glance. January is the 12th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan10° / 10210.70.89.42.1
Feb10° / 9611.21.110.42.3
Mar13° / 104110.511.73.7
Apr16° / 10112.50.213.14.9
May21° / 12°759.9014.36.6
Jun25° / 16°416.8014.97.6
Jul28° / 18°244.6014.67.4
Aug29° / 19°285013.66.9
Sep24° / 15°869.6012.37.1
Oct20° / 12°12810.3010.96.4
Nov15° / 15512.90.29.74.2
Dec11° / 12912.10.69.12.5

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 29% of the time in January, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 14% of January, with mostly cloudy or overcast conditions the remaining 58%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14654
24555
34555
44456
54456
64555
74555
84456
94456
104456
114456
124357
134357
144357
154357
164357
174357
184357
194258
204258
214159
224159
234159
244159
254060
264060
274060
284060
294060
304060
314060

Chance of precipitation in January

Any precipitationSnow

Avellino gets around 102 mm of rain and snow over 10.7 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 39% on the wettest days, and about 1 day brings snow.

0%10%20%30%40%50%151015202531
Rain chance (%)Snow chance (%)
1353
2343
3333
4333
5323
6322
7312
8312
9312
10322
11322
12332
13331
14341
15351
16361
17361
18372
19372
20382
21382
22382
23382
24393
25393
26393
27393
28393
29393
30393
31394

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 8 km/h in January.

Across January, daily wind ranges from about 8 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

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 7:31 AM to 7:20 AM, and sunset from 4:37 PM to 5:08 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.17:314:37
29.17:314:38
39.17:314:39
49.17:314:40
59.27:314:40
69.27:314:41
79.27:314:42
89.27:314:43
99.27:314:44
109.27:314:45
119.37:314:46
129.37:304:47
139.37:304:48
149.37:304:49
159.37:294:50
169.47:294:51
179.47:294:52
189.47:284:53
199.47:284:54
209.57:274:55
219.57:274:57
229.57:264:58
239.67:264:59
249.67:255:00
259.67:255:01
269.67:245:02
279.77:235:04
289.77:225:05
299.77:225:06
309.87:215:07
319.87:205:08

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 1.85 kWh/m².

For context, solar energy here swings from a low near 1.59 kWh/m² to a high of 6.94 kWh/m² in July across the year — January's 1.85 kWh/m² sits near the bottom.

0123151015202531
Solar energy (kWh/m²)Level
11.6Dim
21.6Dim
31.7Dim
41.7Dim
51.7Dim
61.7Dim
71.7Dim
81.7Dim
91.7Dim
101.8Dim
111.8Dim
121.8Dim
131.8Dim
141.8Dim
151.8Dim
161.8Dim
171.9Dim
181.9Dim
191.9Dim
201.9Dim
211.9Dim
221.9Dim
232.0Dim
242.0Dim
252.0Moderate
262.0Moderate
272.1Moderate
282.1Moderate
292.1Moderate
302.1Moderate
312.2Moderate
Planning a trip in January

Is January a good time to visit Avellino?

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

2.1
Sightseeing
12th-best month of the year
0.0
Beach & pool
10th-best month of the year

January is a weaker month for outdoor sightseeing in Avellino.

What to pack for Avellino in January

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

In January, Avellino sees daytime highs around 10°C and nights near 3°C. Pack a warm layer. Worth having: rain gear. About 11 days see rain.

a warm layerrain gear

Sea temperature near Avellino 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 at the nearest coast (about 33 km away) is warmest in August at about 26°C and coldest in February near 14°C.

It's comfortable for a long swim from May 27 to Nov 8 — 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
Jun22Refreshing
Jul25Warm
Aug26Warm
Sep24Warm
Oct22Refreshing
Nov19Cool
Dec17Cool

UV index in Avellino 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 Avellino peaks around July 16 at about 10 (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 9 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateVery highHighModerateLowJul 16UV 10Dec 21UV 1
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar5Moderate
Apr4Moderate
May7High
Jun9Very high
Jul10Very high
Aug9Very high
Sep6High
Oct4Moderate
Nov2Moderate
Dec1Low

Air quality in Avellino 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 Avellino is worst in April — around 18 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

Seasonal pattern from CAMS reanalysis, scaled to Avellino's WHO annual average of 14.6 µg/m³.

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateApr 1218 µg/m³Sep 1813 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb16Moderate
Mar17Moderate
Apr18Moderate
May15Moderate
Jun14Moderate
Jul13Moderate
Aug14Moderate
Sep13Moderate
Oct13Moderate
Nov13Moderate
Dec13Moderate
Location & terrain

Where is Avellino?

Avellino sits at 40.9°N, 14.8°E, 348 m above sea level, in Italy. The nearest listed city is Sarno, 19 km away.

Topography around Avellino

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

Within 3 km, the terrain around Avellino has significant variations in elevation — a maximum elevation change of 309 m around an average of 389 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,697 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,032 m.

The land around Avellino is covered by trees (74%) and artificial surfaces (24%) within 3 km, trees (87%) within 16 km, and trees (44%), cropland (23%) and water (22%) within 80 km.

3 km
309 m
16 km
1,697 m
80 km
2,032 m
treesshrubsgrasslandcroplandartificial surfaceswater
January weather nearby: Sarno 19 km · Nocera Superiore 22 km · Nola 22 km · Nocera Inferiore 22 km · Benevento 24 km · Pagani 24 km · Poggiomarino 25 km · Cava Dè Tirreni 25 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 Avellino (40.9149°, 14.791°, elevation 348 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).