Monte Rosello weather in January

In January, Monte Rosello sees average daytime highs of 12°C and overnight lows near 8°C, with 56 mm of rain across 9 wet days and about 9.4 hours of daylight. It is the 11th-warmest and 5th-wettest month of the year here.

Day-to-day highs hold fairly steady near 12°C through the month. The sky is clear or mostly clear about 32% 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 Monte Rosello's 11th-clearest and 2nd-windiest month. For the whole year in context, see Monte Rosello's year-round climate.

Daytime high
12°
11th warmest
Overnight low
2nd coldest
Rainfall
56 mm
9 wet days
Daylight
9 h 24 min
7:54 AM – 5:17 PM
Cloud cover
56%
11th clearest
Wind
17 km/h
2nd windiest
Solar energy
2.09 kWh/m²
Travel score
3.5
out of 10

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 12°C through the month.

A typical January day in Monte Rosello reaches about 12°C in the afternoon and slips back to 8°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 10°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)
1138
2138
3138
4138
5138
6138
7138
8138
9138
10138
11138
12138
13138
14128
15128
16128
17128
18128
19128
20128
21128
22128
23128
24128
25128
26128
27128
28128
29128
30128
31128

Monte Rosello weather by month

How January compares with the rest of the year at a glance. January is the 11th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan12° / 5699.43.5
Feb12° / 538.710.43.4
Mar14° / 548.411.74.5
Apr16° / 11°60913.15.5
May20° / 14°466.414.27.1
Jun24° / 18°223.514.98.6
Jul27° / 21°71.314.68.8
Aug27° / 21°102.113.68.5
Sep24° / 19°436.112.37.9
Oct21° / 16°718.810.96.9
Nov17° / 12°9611.89.75.1
Dec14° / 7610.79.13.9

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 32% 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 49%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14951
25050
35050
45050
55149
65149
75149
85149
95248
105248
115248
125248
135248
145248
155149
165149
175149
185149
195248
205248
215149
225149
235149
245149
255149
265149
275149
285149
295149
305149
315149

Chance of precipitation in January

Any precipitation

Monte Rosello gets around 56 mm of rain over 9 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 30% and peaks near 33% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
131
230
329
429
528
628
727
827
927
1027
1127
1227
1327
1428
1528
1629
1729
1830
1930
2030
2131
2231
2331
2432
2532
2632
2732
2833
2933
3033
3133

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 (%)
1982
2991
3991
4991
5991
6991
7991
8991
9991
10991
11991
12991
131000
141000
151000
161000
171000
181000
191000
201000
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 16 km/h on the calmest days to 18 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
118light breeze
218light breeze
317light breeze
417light breeze
517light breeze
617light breeze
717light breeze
817light breeze
917light breeze
1017light breeze
1116light breeze
1216light breeze
1316light breeze
1416light breeze
1516light breeze
1617light breeze
1717light breeze
1817light breeze
1917light breeze
2017light breeze
2117light breeze
2217light breeze
2317light breeze
2417light breeze
2517light breeze
2617light breeze
2717light breeze
2817light breeze
2917light 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 7:44 AM, and sunset from 5:03 PM to 5:34 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.17:555:03
29.17:555:03
39.17:555:04
49.27:555:05
59.27:555:06
69.27:555:07
79.27:555:08
89.27:555:09
99.27:555:10
109.37:555:10
119.37:555:11
129.37:555:12
139.37:545:13
149.37:545:14
159.47:545:15
169.47:545:17
179.47:535:18
189.47:535:19
199.57:525:20
209.57:525:21
219.57:515:22
229.57:515:23
239.67:505:24
249.67:505:25
259.67:495:27
269.77:485:28
279.77:485:29
289.77:475:30
299.87:465:31
309.87:455:32
319.87:445:34

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 2.09 kWh/m².

For context, solar energy here swings from a low near 1.81 kWh/m² to a high of 7.49 kWh/m² in July across the year — January's 2.09 kWh/m² sits near the bottom.

0123151015202531
Solar energy (kWh/m²)Level
11.8Dim
21.9Dim
31.9Dim
41.9Dim
51.9Dim
61.9Dim
71.9Dim
81.9Dim
92.0Dim
102.0Dim
112.0Dim
122.0Moderate
132.0Moderate
142.0Moderate
152.1Moderate
162.1Moderate
172.1Moderate
182.1Moderate
192.1Moderate
202.2Moderate
212.2Moderate
222.2Moderate
232.2Moderate
242.3Moderate
252.3Moderate
262.3Moderate
272.4Moderate
282.4Moderate
292.4Moderate
302.5Moderate
312.5Moderate
Planning a trip in January

Hazard calendar for Monte Rosello

In seasonPeak

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

Monte Rosello's rainy season runs October–May, 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 Monte Rosello?

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

3.5
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 Monte Rosello.

What to pack for Monte Rosello in January

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

In January, Monte Rosello sees daytime highs around 12°C and nights near 8°C. Worth packing: a warm layer and rain gear. About 9 days see rain.

a warm layerrain gear

Sea temperature near Monte Rosello 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 16 km away) is warmest in August at about 25°C and coldest in February near 13°C.

It's comfortable for a long swim from Jun 9 to Oct 24 — about 4.5 months when the water holds above 20°C.

10°15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan14Bracing
Feb13Bracing
Mar14Bracing
Apr15Bracing
May17Cool
Jun21Refreshing
Jul24Refreshing
Aug25Warm
Sep23Refreshing
Oct21Refreshing
Nov18Cool
Dec15Cool

UV index in Monte Rosello 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 Monte Rosello 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 9 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateLowJul 14UV 9Dec 21UV 1
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar5Moderate
Apr5Moderate
May7High
Jun8Very high
Jul9Very high
Aug7Very high
Sep6High
Oct4Moderate
Nov2Moderate
Dec1Low

Air quality in Monte Rosello 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 Monte Rosello 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 Monte Rosello?

Monte Rosello sits at 40.7°N, 8.6°E, 233 m above sea level, in Italy. The nearest listed city is Sassari, 1.0 km away.

NuoroOlbiaOristanoAjaccioIglesias

Topography around Monte Rosello

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

Within 3 km, the terrain around Monte Rosello has significant variations in elevation — a maximum elevation change of 283 m around an average of 229 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 754 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,336 m.

The land around Monte Rosello is covered by trees (52%) and artificial surfaces (35%) within 3 km, grassland (38%) and trees (33%) within 16 km, and water (46%) and trees (25%) within 80 km.

3 km
283 m
16 km
754 m
80 km
1,336 m
treesshrubsgrasslandcroplandartificial surfaceswater
January weather nearby: Sassari 1.0 km · Porto Torres 18 km · Alghero 29 km · Nuoro 79 km · Olbia 81 km · Oristano 93 km · Ajaccio 132 km · Iglesias 159 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 Monte Rosello (40.7354°, 8.5677°, elevation 233 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).