Alghero weather in January

In January, Alghero sees average daytime highs of 13°C and overnight lows near 10°C, with 52 mm of rain across 8.6 wet days and about 9.4 hours of daylight. It is the 11th-warmest and 4th-wettest month of the year here.

Day-to-day highs hold fairly steady near 13°C through the month. The sky is clear or mostly clear about 37% 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 Alghero's 11th-clearest and 3rd-windiest month. For the whole year in context, see Alghero's year-round climate.

Daytime high
13°
11th warmest
Overnight low
10°
2nd coldest
Rainfall
52 mm
8.6 wet days
Daylight
9 h 24 min
7:54 AM – 5:18 PM
Cloud cover
53%
11th clearest
Wind
17 km/h
3rd windiest
Solar energy
2.14 kWh/m²
Travel score
3.9
out of 10

Alghero is chief town of the homonym municipality.

Air quality
Good
PM10 18.9 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 13°C through the month.

A typical January day in Alghero reaches about 13°C in the afternoon and slips back to 10°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 11°C and 15°C. Set against its neighbours, January runs about 1°C cooler than December and on par with February.

10°15°20°151015202531
Avg high (°C)Avg low (°C)
11410
21410
31410
41310
51310
61310
71310
81310
91310
101310
111310
121310
131310
141310
151310
161310
171310
181310
191310
201310
211310
221310
231310
241310
251310
261310
271310
281310
291310
301310
311310

Alghero weather by month

How January compares with the rest of the year at a glance. January is the 11th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan13° / 10°528.69.43.9
Feb13° / 508.110.43.8
Mar15° / 11°447.511.74.8
Apr17° / 12°508135.7
May20° / 16°355.414.27.3
Jun24° / 19°152.614.88.7
Jul26° / 22°50.914.69.0
Aug27° / 22°71.613.68.6
Sep24° / 20°355.112.38.1
Oct21° / 17°668.110.97.1
Nov17° / 14°9211.19.75.5
Dec14° / 11°719.99.24.4

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 37% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 19% of January, with mostly cloudy or overcast conditions the remaining 45%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15545
25644
35644
45644
55644
65644
75644
85644
95644
105644
115644
125644
135644
145545
155545
165545
175545
185545
195545
205545
215545
225545
235545
245545
255446
265446
275446
285446
295446
305545
315545

Chance of precipitation in January

Any precipitation

Alghero gets around 52 mm of rain over 8.6 wet days in January. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 28% and peaks near 31% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
128
228
328
428
527
627
727
827
927
1027
1127
1227
1328
1428
1528
1628
1728
1829
1929
2029
2129
2229
2329
2429
2529
2630
2730
2830
2930
3031
3131

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 99% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
1964
2973
3973
4973
5973
6973
7973
8982
9982
10982
11982
12991
13991
14991
15991
16991
17991
18991
19991
20991
211000
221000
231000
241000
251000
261000
271000
281000
291000
301000
311000

Wind in January

Winds average 17 km/h in January.

Across January, daily wind ranges from about 17 km/h on the calmest days to 18 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202531
Wind speed (km/h)Feels
118light breeze
218light breeze
318light breeze
418light breeze
518light breeze
617light breeze
717light breeze
817light breeze
917light breeze
1017light breeze
1117light breeze
1217light breeze
1317light breeze
1417light breeze
1517light breeze
1617light breeze
1717light breeze
1817light breeze
1917light breeze
2017light breeze
2117light breeze
2217light breeze
2317light breeze
2418light breeze
2518light breeze
2618light breeze
2718light breeze
2818light breeze
2918light breeze
3018light breeze
3118light breeze

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 7:55 AM to 7:45 AM, and sunset from 5:04 PM to 5:35 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.17:555:04
29.27:565:05
39.27:565:06
49.27:565:07
59.27:565:07
69.27:565:08
79.27:565:09
89.27:565:10
99.37:565:11
109.37:565:12
119.37:555:13
129.37:555:14
139.37:555:15
149.47:555:16
159.47:545:17
169.47:545:18
179.47:545:19
189.47:535:20
199.57:535:21
209.57:525:22
219.57:525:23
229.67:515:25
239.67:515:26
249.67:505:27
259.67:495:28
269.77:495:29
279.77:485:30
289.77:475:32
299.87:475:33
309.87:465:34
319.87:455:35

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 2.14 kWh/m².

For context, solar energy here swings from a low near 1.85 kWh/m² to a high of 7.49 kWh/m² in July across the year — January's 2.14 kWh/m² sits near the bottom.

0123151015202531
Solar energy (kWh/m²)Level
11.9Dim
21.9Dim
31.9Dim
41.9Dim
51.9Dim
61.9Dim
72.0Dim
82.0Dim
92.0Moderate
102.0Moderate
112.0Moderate
122.0Moderate
132.1Moderate
142.1Moderate
152.1Moderate
162.1Moderate
172.1Moderate
182.2Moderate
192.2Moderate
202.2Moderate
212.2Moderate
222.3Moderate
232.3Moderate
242.3Moderate
252.3Moderate
262.4Moderate
272.4Moderate
282.4Moderate
292.5Moderate
302.5Moderate
312.5Moderate
Planning a trip in January

Hazard calendar for Alghero

In seasonPeak

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

Alghero's rainy season runs October–April, when most of the year's rain falls.

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

Is January a good time to visit Alghero?

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

3.9
Sightseeing
11th-best month of the year
0.0
Beach & pool
11th-best month of the year

January is a weaker month for outdoor sightseeing in Alghero.

What to pack for Alghero in January

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

In January, Alghero sees daytime highs around 13°C and nights near 10°C. Worth packing: a warm layer and rain gear. About 9 days see rain.

a warm layerrain gear

Sea temperature near Alghero in January

The nearest coast averages about 14°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 18 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 8 to Oct 27 — about 4.7 months when the water holds above 20°C.

10°15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan14Bracing
Feb14Bracing
Mar14Bracing
Apr15Cool
May18Cool
Jun21Refreshing
Jul24Refreshing
Aug25Warm
Sep23Refreshing
Oct21Refreshing
Nov18Cool
Dec16Cool

UV index in Alghero 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 Alghero peaks around July 15 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 9 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateVery highHighModerateLowJul 15UV 9Dec 21UV 1
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar5Moderate
Apr4Moderate
May7Very high
Jun8Very high
Jul10Very high
Aug7Very high
Sep6High
Oct4Moderate
Nov2Moderate
Dec1Low

Air quality in Alghero 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 Alghero is worst in July — around 15 µg/m³ PM2.5 (moderate), about 2.3× the cleanest month (December, 7 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodModerateGoodJul 1615 µg/m³Dec 147 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb10Good
Mar13Moderate
Apr13Moderate
May13Moderate
Jun11Good
Jul15Moderate
Aug10Good
Sep10Good
Oct9Good
Nov8Good
Dec7Good
Location & terrain

Where is Alghero?

Alghero sits at 40.6°N, 8.3°E, 7 m above sea level, in Italy. The nearest listed city is Sassari, 27 km away.

OristanoNuoroOlbiaIglesiasAssemini

Topography around Alghero

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

Within 3 km, the terrain around Alghero has only modest variations in elevation — a maximum elevation change of 116 m around an average of 20 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 712 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,336 m.

The land around Alghero is covered by water (45%) and trees (24%) within 3 km, water (39%), grassland (27%) and trees (22%) within 16 km, and water (48%), trees (22%) and grassland (20%) within 80 km.

3 km
116 m
16 km
712 m
80 km
1,336 m
treesshrubsgrasslandcroplandartificial surfaceswater
January weather nearby: Sassari 27 km · Monte Rosello 29 km · Porto Torres 31 km · Oristano 77 km · Nuoro 89 km · Olbia 107 km · Iglesias 140 km · Assemini 152 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 Alghero (40.5597°, 8.3195°, elevation 7 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).