Monteros weather in January

In January, Monteros sees average daytime highs of 29°C and overnight lows near 20°C, with 346 mm of rain across 25.9 wet days and about 13.5 hours of daylight. It is the 2nd-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 29°C through the month. The sky is clear or mostly clear about 15% of the time in January, and the air most often feels muggy.

Daylight stretches from about 13 h 42 min at the start of January to 13 h 18 min by month's end. Set against the rest of the year, January is Monteros's 12th-clearest and 7th-windiest month. For the whole year in context, see Monteros's year-round climate.

Daytime high
29°
2nd warmest
Overnight low
20°
12th coldest
Rainfall
346 mm
25.9 wet days
Daylight
13 h 30 min
6:45 AM – 8:17 PM
Cloud cover
67%
12th clearest
Wind
4 km/h
7th windiest
Solar energy
5.95 kWh/m²
Travel score
3.6
out of 10

Monteros is human settlement.

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 29°C through the month.

A typical January day in Monteros reaches about 29°C in the afternoon and slips back to 20°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 33°C. Set against its neighbours, January runs on par with December and about 1°C warmer than February.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12920
22920
32920
42920
52920
62920
72920
82920
92920
102920
112920
122920
132920
142920
152920
162920
172920
182920
192920
202920
212920
222920
232920
242920
252920
262920
272820
282820
292820
302820
312820

Monteros weather by month

How January compares with the rest of the year at a glance. January is the 2nd-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan29° / 20°34625.9013.53.6
Feb28° / 19°27624.30134.0
Mar26° / 18°26725.1012.24.4
Apr23° / 15°17819.2011.45.4
May20° / 11°11215.80.210.75.6
Jun18° / 6510.80.310.35.8
Jul18° / 508.31.210.56.3
Aug20° / 569.30.7117.0
Sep23° / 11°8411.90.411.86.8
Oct26° / 15°16318.60.112.75.6
Nov27° / 17°20821.5013.34.7
Dec29° / 19°27423.7013.73.8

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 15% of the time in January, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 23% of January, with mostly cloudy or overcast conditions the remaining 62%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13961
23961
33961
43862
53862
63862
73862
83763
93763
103763
113664
123664
133763
143763
153763
163763
173862
183763
193763
203763
213862
223862
233862
243862
253961
263961
273961
283961
293961
303961
313961

Chance of precipitation in January

Any precipitation

Monteros gets around 346 mm of rain over 25.9 wet days in January, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 84% and peaks near 85% on the wettest days.

0%20%40%60%80%100%151015202531
Rain chance (%)
181
281
382
482
583
683
784
884
984
1084
1185
1285
1385
1485
1585
1685
1785
1885
1985
2084
2184
2284
2383
2483
2583
2683
2783
2883
2983
3083
3183

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January lands in the muggy band about 51% of days. Sticky, muggy-or-worse air turns up on roughly 66% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
126295310
226285311
326285212
426285212
526275213
626275213
716275214
816275214
916285015
1016285015
1116284916
1216284916
1316284816
1416284816
1516294816
1616294816
1716294816
1816294916
1906294916
2005294916
2105295115
2205295115
2315285115
2414285215
2514285215
2614275315
2714265415
2814265415
2914255515
3014255614
3124255514

Wind in January

Winds average 4 km/h in January.

Across January, daily wind ranges from about 4 km/h on the calmest days to 4 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
14calm
24calm
34calm
44calm
54calm
64calm
74calm
84calm
94calm
104calm
114calm
124calm
134calm
144calm
154calm
164calm
174calm
184calm
194calm
204calm
214calm
224calm
234calm
244calm
254calm
264calm
274calm
284calm
294calm
304calm
314calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 13 h 42 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 24 minutes over January. Sunrise moves from 6:35 AM to 6:57 AM, and sunset from 8:16 PM to 8:14 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.76:358:16
213.76:358:16
313.76:368:16
413.76:378:16
513.76:378:17
613.66:388:17
713.66:398:17
813.66:398:17
913.66:408:17
1013.66:418:17
1113.66:418:17
1213.66:428:17
1313.66:438:18
1413.66:448:18
1513.66:448:18
1613.56:458:17
1713.56:468:17
1813.56:478:17
1913.56:478:17
2013.56:488:17
2113.56:498:17
2213.46:508:17
2313.46:508:16
2413.46:518:16
2513.46:528:16
2613.46:538:16
2713.46:548:15
2813.36:548:15
2913.36:558:15
3013.36:568:14
3113.36:578:14

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 5.95 kWh/m².

For context, solar energy here swings from a low near 3.22 kWh/m² to a high of 6.33 kWh/m² in December across the year — January's 5.95 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.2Intense
26.2Intense
36.2Intense
46.2Intense
56.2Intense
66.1Intense
76.1Intense
86.1Intense
96.0Intense
106.0Intense
116.0Intense
126.0Bright
136.0Bright
146.0Bright
155.9Bright
165.9Bright
175.9Bright
185.9Bright
195.9Bright
205.9Bright
215.8Bright
225.8Bright
235.8Bright
245.8Bright
255.8Bright
265.8Bright
275.8Bright
285.8Bright
295.8Bright
305.8Bright
315.7Bright
Planning a trip in January

Hazard calendar for Monteros

In seasonPeak

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

Monteros'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 Monteros?

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

3.6
Sightseeing
12th-best month of the year
4.5
Beach & pool
5th-best month of the year

January is a weaker month for outdoor sightseeing in Monteros.

What to pack for Monteros in January

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

In January, Monteros sees daytime highs around 29°C and nights near 20°C. Pack light clothes and rain gear. Worth having: sun protection. About 26 days see rain.

light clothesrain gearsun protection

UV index in Monteros in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 14 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Monteros peaks around January 18 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 10 at about 4 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighModerateHighVery highExtremeJan 18UV 14Jul 10UV 4
UV index (midday)Level
Jan14Extreme
Feb14Extreme
Mar12Extreme
Apr7Very high
May6High
Jun4Moderate
Jul4Moderate
Aug6High
Sep8Very high
Oct13Extreme
Nov12Extreme
Dec14Extreme

Air quality in Monteros 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 Monteros is worst in August — around 37 µg/m³ PM2.5 (poor), about 3.8× the cleanest month (May, 10 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModeratePoorModerateGoodAug 2437 µg/m³May 1010 µg/m³
PM2.5 (µg/m³)Level
Jan12Moderate
Feb12Moderate
Mar11Good
Apr10Good
May10Good
Jun12Good
Jul22Moderate
Aug37Poor
Sep36Poor
Oct22Moderate
Nov13Moderate
Dec11Good
Location & terrain

Where is Monteros?

Monteros sits at 27.2°S, 65.5°W, 325 m above sea level, in Argentina. The nearest listed city is Famaillá, 16 km away.

Topography around Monteros

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

Within 3 km, the terrain around Monteros has only modest variations in elevation — a maximum elevation change of 27 m around an average of 355 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 498 m; within 80 km, extreme variations in elevation — a maximum elevation change of 5,270 m.

The land around Monteros is covered by cropland (39%) and trees (34%) within 3 km, cropland (54%) and trees (36%) within 16 km, and trees (34%) and cropland (32%) within 80 km.

3 km
27 m
16 km
498 m
80 km
5,270 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
January weather nearby: Famaillá 16 km · Bella Vista 25 km · Aguilares 31 km · Yerba Buena 44 km · San Miguel de Tucuman 48 km · Alderetes 53 km · Tafí Viejo 54 km · Termas de Río Hondo 73 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 Monteros (-27.1683°, -65.4989°, elevation 325 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).