Montecarlo weather in January

In January, Montecarlo sees average daytime highs of 31°C and overnight lows near 21°C, with 170 mm of rain across 15.7 wet days and about 13.5 hours of daylight. It is the 1st-warmest and 6th-wettest month of the year here.

Day-to-day highs hold fairly steady near 31°C through the month. The sky is clear or mostly clear about 35% of the time in January, and the air most often feels oppressive.

Daylight stretches from about 13 h 36 min at the start of January to 13 h 18 min by month's end. Set against the rest of the year, January is Montecarlo's 11th-clearest and 10th-windiest month. For the whole year in context, see Montecarlo's year-round climate.

Daytime high
31°
1st warmest
Overnight low
21°
12th coldest
Rainfall
170 mm
15.7 wet days
Daylight
13 h 30 min
6:03 AM – 7:33 PM
Cloud cover
58%
11th clearest
Wind
7 km/h
10th windiest
Solar energy
6.31 kWh/m²
Travel score
3.8
out of 10

Montecarlo is village and municipality in Misiones province, Argentina.

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 31°C through the month.

A typical January day in Montecarlo reaches about 31°C in the afternoon and slips back to 21°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 35°C. Set against its neighbours, January runs on par with December and on par with February.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13121
23121
33121
43121
53121
63121
73121
83221
93221
103121
113121
123121
133121
143121
153121
163121
173121
183121
193121
203121
213121
223121
233121
243121
253121
263121
273121
283121
293121
303121
313121

How January really feels in Montecarlo

Once humidity and wind are folded in, January averages 31 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
31
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in January is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Montecarlo weather by month

How January compares with the rest of the year at a glance. January is the 1st-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 21°17015.713.53.8
Feb31° / 21°17215.112.94.0
Mar30° / 20°1491312.24.9
Apr27° / 17°15010.111.46.5
May23° / 14°1729.710.76.9
Jun21° / 13°1629.710.46.6
Jul21° / 12°1359.410.56.8
Aug24° / 13°977.811.17.5
Sep26° / 15°16610.511.86.8
Oct28° / 17°22213.812.65.8
Nov29° / 18°17611.813.35.2
Dec31° / 20°19914.813.64.1

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 35% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 17% of January, with mostly cloudy or overcast conditions the remaining 48%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14951
24951
34951
44951
55050
65050
75149
85149
95149
105347
115347
125347
135248
145248
155248
165248
175248
185347
195347
205347
215347
225347
235347
245347
255347
265347
275446
285446
295446
305446
315446

Chance of precipitation in January

Any precipitation

Montecarlo gets around 170 mm of rain over 15.7 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 51% and peaks near 53% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
152
252
352
453
553
653
753
852
952
1052
1152
1252
1352
1452
1552
1652
1751
1851
1950
2050
2150
2250
2350
2450
2550
2650
2750
2851
2951
3051
3151

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January lands in the oppressive band about 57% of days. Sticky, muggy-or-worse air turns up on roughly 88% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
131225555
221226555
321225556
421225556
521225556
621225556
721226546
821126556
921127555
1021127555
1121027565
1221027574
1321027574
142928574
152928583
162927593
172927593
182927602
192927602
202927602
212927602
222927602
232927602
242927602
251927612
261927612
271928602
281828612
291828612
301829602
311829602

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 13 h 36 min at the start of January to 13 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 18 minutes over January. Sunrise moves from 5:53 AM to 6:15 AM, and sunset from 7:31 PM to 7:30 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.65:537:31
213.65:547:32
313.65:547:32
413.65:557:32
513.65:567:32
613.65:567:33
713.65:577:33
813.65:587:33
913.65:587:33
1013.65:597:33
1113.66:007:33
1213.56:007:33
1313.56:017:33
1413.56:027:33
1513.56:037:33
1613.56:037:33
1713.56:047:33
1813.56:057:33
1913.56:067:33
2013.46:067:33
2113.46:077:33
2213.46:087:33
2313.46:097:32
2413.46:097:32
2513.46:107:32
2613.36:117:32
2713.36:127:31
2813.36:127:31
2913.36:137:31
3013.36:147:30
3113.36:157:30

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 6.31 kWh/m².

For context, solar energy here swings from a low near 2.72 kWh/m² to a high of 6.38 kWh/m² in December across the year — January's 6.31 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.4Intense
26.4Intense
36.4Intense
46.4Intense
56.4Intense
66.4Intense
76.4Intense
86.4Intense
96.4Intense
106.4Intense
116.4Intense
126.3Intense
136.3Intense
146.3Intense
156.3Intense
166.3Intense
176.3Intense
186.3Intense
196.3Intense
206.3Intense
216.3Intense
226.2Intense
236.2Intense
246.2Intense
256.2Intense
266.2Intense
276.1Intense
286.1Intense
296.1Intense
306.1Intense
316.0Intense
Planning a trip in January

Is January a good time to visit Montecarlo?

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

3.8
Sightseeing
12th-best month of the year
5.7
Beach & pool
9th-best month of the year

January is a weaker month for outdoor sightseeing in Montecarlo.

What to pack for Montecarlo in January

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

In January, Montecarlo sees daytime highs around 31°C and nights near 21°C. Pack light clothes, rain gear and sun protection. About 16 days see rain.

light clothesrain gearsun protection

UV index in Montecarlo in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 15 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Montecarlo peaks around January 19 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 23 at about 5 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighModerateHighVery highExtremeJan 19UV 14Jun 23UV 5
UV index (midday)Level
Jan15Extreme
Feb14Extreme
Mar12Extreme
Apr8Very high
May6High
Jun5Moderate
Jul5Moderate
Aug6High
Sep7Very high
Oct9Very high
Nov11Extreme
Dec13Extreme

Air quality in Montecarlo 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 Montecarlo is worst in September — around 20 µg/m³ PM2.5 (moderate), about 2.8× the cleanest month (March, 7 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1619 µg/m³Mar 157 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb8Good
Mar7Good
Apr8Good
May8Good
Jun8Good
Jul10Good
Aug14Moderate
Sep20Moderate
Oct13Moderate
Nov9Good
Dec7Good
Location & terrain

Where is Montecarlo?

Montecarlo sits at 26.6°S, 54.8°W, 197 m above sea level, in Argentina. The nearest listed city is Eldorado, 23 km away.

Topography around Montecarlo

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

Within 3 km, the terrain around Montecarlo has only modest variations in elevation — a maximum elevation change of 158 m around an average of 190 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 342 m; within 80 km, large variations in elevation — a maximum elevation change of 641 m.

The land around Montecarlo is covered by trees (76%) within 3 km, trees (65%) within 16 km, and trees (68%) and cropland (24%) within 80 km.

3 km
158 m
16 km
342 m
80 km
641 m
treesgrasslandcroplandartificial surfaceswater
January weather nearby: Eldorado 23 km · Puerto Rico 37 km · San Vicente 62 km · Puerto Esperanza 62 km · San Pedro 65 km · Colonia Wanda 69 km · Jardín América 70 km · El Soberbio 98 km

Argentina travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / I
220 V · 50 Hz
Prices
≈ 46% of US
price level, 2025
GDP per capita
$14,898
2025
Happiness
6.4 / 10
World Happiness, 2025
Homicide rate
4.5
per 100k, 2023
Road deaths
14.1
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
High
EF EPI 575
Religion
Roman Catholic 63%none 19%Evangelical 15%Jehovah's Witness and Church of Jesus Christ 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 Montecarlo (-26.5685°, -54.7579°, elevation 197 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. 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).