Mercedes weather in January

In January, Mercedes sees average daytime highs of 30°C and overnight lows near 19°C, with 99 mm of rain across 7.6 wet days and about 14 hours of daylight. It is the 1st-warmest and 7th-wettest month of the year here.

Day-to-day highs hold fairly steady near 30°C through the month. The sky is clear or mostly clear about 49% of the time in January, and the air most often feels muggy.

Daylight stretches from about 14 h 12 min at the start of January to 13 h 36 min by month's end. Set against the rest of the year, January is Mercedes's 1st-clearest and 8th-windiest month. For the whole year in context, see Mercedes's year-round climate.

Daytime high
30°
1st warmest
Overnight low
19°
12th coldest
Rainfall
99 mm
7.6 wet days
Daylight
14 hours
7:02 AM – 9:01 PM
Cloud cover
44%
1st clearest
Wind
12 km/h
8th windiest
Solar energy
7.21 kWh/m²
Travel score
5.3
out of 10

Mercedes is city in Uruguay.

Density
1,770/km²
people per km²
Founded
1788

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 30°C through the month.

A typical January day in Mercedes reaches about 30°C in the afternoon and slips back to 19°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 34°C. Set against its neighbours, January runs about 1°C warmer than December and about 1°C warmer than February.

10°15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13019
23019
33019
43019
53019
63019
73019
83019
93019
103019
113019
123019
133019
143019
153019
163019
173019
183019
193019
203019
213019
223019
233019
243019
253019
263019
273019
283019
293019
303019
313019

Mercedes weather by month

How January compares with the rest of the year at a glance. January is the 1st-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 19°997.6145.3
Feb29° / 19°1128.113.25.9
Mar27° / 17°1118.112.37.0
Apr23° / 14°1298.311.27.2
May19° / 11°806.710.36.6
Jun16° / 7479.85.6
Jul16° / 656.4105.4
Aug18° / 896.710.86.4
Sep20° / 10°857.511.86.7
Oct23° / 13°1229.412.87.0
Nov26° / 15°1057.513.77.2
Dec29° / 18°1178.114.26.1

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 49% of the time in January, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 16% of January, with mostly cloudy or overcast conditions the remaining 35%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16238
26238
36337
46337
56436
66436
76535
86436
96535
106535
116535
126535
136535
146634
156634
166634
176733
186733
196733
206733
216733
226832
236733
246733
256634
266535
276436
286535
296436
306337
316238

Chance of precipitation in January

Any precipitation

Mercedes gets around 99 mm of rain over 7.6 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 25% and peaks near 30% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
126
226
326
426
526
626
726
826
925
1025
1125
1225
1324
1424
1523
1623
1722
1822
1922
2022
2122
2223
2323
2424
2524
2625
2726
2827
2928
3029
3130

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 30% of days. Sticky, muggy-or-worse air turns up on roughly 40% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
115202529111
215202529110
315192529110
415192529110
515192629110
615192628110
715192728110
815192728110
915192828100
1015192828100
1115192828100
1215192928100
131519292890
141420292890
151420292880
161420292980
171420292980
181420283080
191420283070
201419283170
211419273171
221419273271
231419263281
241319263381
251318263481
261318263481
271318253591
281217253591
2912172534101
3012172534101
3112182534111

Wind in January

Winds average 12 km/h in January.

Across January, daily wind ranges from about 12 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
113light breeze
213light breeze
312light breeze
412light breeze
512light breeze
612light breeze
712light breeze
812light breeze
912light breeze
1012light breeze
1112light breeze
1212light breeze
1312light breeze
1412light breeze
1512light breeze
1612light breeze
1712light breeze
1812light breeze
1912light breeze
2012light breeze
2112light breeze
2212light breeze
2312light breeze
2412light breeze
2512light breeze
2612light breeze
2712light breeze
2812light breeze
2912light breeze
3012light breeze
3112light breeze

Sunrise & sunset in January

DaylightNight

Daylight runs from about 14 h 12 min at the start of January to 13 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 36 minutes over January. Sunrise moves from 6:50 AM to 7:16 AM, and sunset from 9:00 PM to 8:55 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.26:509:00
214.26:519:00
314.16:529:01
414.16:529:01
514.16:539:01
614.16:549:01
714.16:559:01
814.16:559:01
914.16:569:01
1014.16:579:01
1114.16:589:01
1214.06:599:01
1314.07:009:01
1414.07:009:01
1514.07:019:01
1614.07:029:01
1714.07:039:00
1813.97:049:00
1913.97:059:00
2013.97:069:00
2113.97:078:59
2213.97:088:59
2313.87:088:59
2413.87:098:58
2513.87:108:58
2613.87:118:58
2713.77:128:57
2813.77:138:57
2913.77:148:56
3013.77:158:56
3113.67:168:55

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 7.21 kWh/m².

For context, solar energy here swings from a low near 2.3 kWh/m² to a high of 7.35 kWh/m² in December across the year — January's 7.21 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
17.3Intense
27.3Intense
37.3Intense
47.3Intense
57.3Intense
67.3Intense
77.3Intense
87.3Intense
97.3Intense
107.3Intense
117.3Intense
127.3Intense
137.3Intense
147.3Intense
157.3Intense
167.3Intense
177.3Intense
187.3Intense
197.3Intense
207.2Intense
217.2Intense
227.2Intense
237.1Intense
247.1Intense
257.0Intense
267.0Intense
277.0Intense
286.9Intense
296.8Intense
306.8Intense
316.8Intense
Planning a trip in January

Is January a good time to visit Mercedes?

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

5.3
Sightseeing
12th-best month of the year
7.4
Beach & pool
2nd-best month of the year

January is a reasonable time to visit Mercedes for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Mercedes in January

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

In January, Mercedes sees daytime highs around 30°C and nights near 19°C. Pack light clothes and sun protection. About 8 days see rain.

light clothessun protection

UV index in Mercedes in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Mercedes peaks around January 15 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 20 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 11 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateHighVery highExtremeJan 15UV 13Jun 20UV 3
UV index (midday)Level
Jan13Extreme
Feb11Extreme
Mar10Very high
Apr6High
May4Moderate
Jun3Moderate
Jul3Moderate
Aug4Moderate
Sep6High
Oct8Very high
Nov11Extreme
Dec12Extreme
Location & terrain

Where is Mercedes?

Mercedes sits at 33.3°S, 58.0°W, 29 m above sea level, in Uruguay. The nearest listed city is Fray Bentos, 30 km away.

Fray BentosDoloresGualeguaychúYoungCarmeloConcepción del UruguayPaysandúTrinidad

Topography around Mercedes

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

Within 3 km, the terrain around Mercedes has only modest variations in elevation — a maximum elevation change of 65 m around an average of 21 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 86 m; within 80 km, only modest variations in elevation — a maximum elevation change of 157 m.

The land around Mercedes is covered by grassland (41%) and artificial surfaces (22%) within 3 km, cropland (43%) and grassland (29%) within 16 km, and cropland (42%) and grassland (32%) within 80 km.

3 km
65 m
16 km
86 m
80 km
157 m
treesgrasslandcroplandartificial surfaceswaterwetland
January weather nearby: Fray Bentos 30 km · Dolores 35 km · Gualeguaychú 53 km · Young 72 km · Carmelo 86 km · Concepción del Uruguay 87 km · Paysandú 104 km · Trinidad 109 km

Uruguay travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / F / I / L
230 V · 50 Hz
Prices
≈ 66% of US
price level, 2025
GDP per capita
$25,216
2025
Happiness
6.6 / 10
World Happiness, 2025
Homicide rate
11.2
per 100k, 2023
Road deaths
14.8
per 100k/yr, 2019
Income group
High
World Bank
English
Moderate
EF EPI 542
Religion
none 47%Roman Catholic 37%Protestant 15%atheist 10%

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 Mercedes (-33.2524°, -58.0305°, elevation 29 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).