Viedma weather in January

In January, Viedma sees average daytime highs of 28°C and overnight lows near 16°C, with 36 mm of rain across 5.5 wet days and about 14.6 hours of daylight. It is the 1st-warmest and 3rd-wettest month of the year here.

Day-to-day highs hold fairly steady near 28°C through the month. The sky is clear or mostly clear about 69% of the time in January, and the air most often feels dry.

Daylight stretches from about 14 h 54 min at the start of January to 14 h 12 min by month's end. Set against the rest of the year, January is Viedma's 1st-clearest and 2nd-windiest month. For the whole year in context, see Viedma's year-round climate.

Daytime high
28°
1st warmest
Overnight low
16°
12th coldest
Rainfall
36 mm
5.5 wet days
Daylight
14 h 36 min
6:03 AM – 8:40 PM
Cloud cover
30%
1st clearest
Wind
16 km/h
2nd windiest
Solar energy
7.93 kWh/m²
Travel score
7.0
out of 10

Viedma is capital of Río Negro Province, Argentina.

Density
5,499/km²
people per km²
Founded
1779

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 28°C through the month.

A typical January day in Viedma reaches about 28°C in the afternoon and slips back to 16°C overnight — a 13°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 34°C. Set against its neighbours, January runs about 2°C warmer than December and about 1°C warmer than February.

10°15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12815
22815
32815
42816
52816
62816
72816
82816
92816
102816
112816
122816
132816
142816
152816
162816
172816
182816
192816
202816
212816
222816
232816
242816
252816
262816
272816
282816
292816
302816
312816

How January really feels in Viedma

Once humidity and wind are folded in, January averages 0 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
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

January sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Viedma weather by month

How January compares with the rest of the year at a glance. January is the 1st-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 16°365.514.67.0
Feb27° / 15°425.213.67.6
Mar25° / 13°435.612.37.9
Apr20° / 10°30410.97.4
May16° / 264.19.85.8
Jun13° / 234.99.14.0
Jul12° / 234.59.43.9
Aug15° / 25410.45.0
Sep17° / 265.411.76.0
Oct20° / 315.413.17.2
Nov24° / 11°355.714.37.8
Dec27° / 14°295.314.97.7

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 69% of the time in January, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 14% of January, with mostly cloudy or overcast conditions the remaining 18%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18020
28020
38020
48119
58119
68119
78119
88317
98317
108317
118317
128416
138416
148416
158317
168317
178317
188218
198218
208218
218218
228218
238218
248218
258218
268218
278218
288218
298218
308218
318218

Chance of precipitation in January

Any precipitation

Viedma gets around 36 mm of rain over 5.5 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 18% and peaks near 18% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
118
218
318
418
518
618
718
817
917
1017
1117
1217
1317
1417
1517
1617
1717
1817
1917
2017
2117
2218
2318
2418
2518
2618
2718
2818
2918
3018
3118

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 75% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1781381
2781381
3781381
4791281
5791281
6791281
7791281
8791281
9801271
10801271
11811270
12801370
13801370
14791371
15771481
16761581
17761581
18741691
19741691
20731791
217117102
227018102
237018102
247018102
257018102
267018102
276918112
286918112
296918112
306918112
317117102

Wind in January

Winds average 16 km/h in January.

Across January, daily wind ranges from about 16 km/h on the calmest days to 17 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
116light breeze
216light breeze
316light breeze
416light breeze
516light breeze
616light 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
1916light breeze
2016light breeze
2116light breeze
2216light breeze
2316light breeze
2416light breeze
2516light breeze
2616light breeze
2716light breeze
2816light breeze
2916light breeze
3016light breeze
3116light breeze

Sunrise & sunset in January

DaylightNight

Daylight runs from about 14 h 54 min at the start of January to 14 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 42 minutes over January. Sunrise moves from 5:49 AM to 6:20 AM, and sunset from 8:42 PM to 8:31 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.95:498:42
214.95:498:42
314.95:508:42
414.85:518:42
514.85:528:42
614.85:538:42
714.85:548:42
814.85:558:42
914.85:568:42
1014.85:568:42
1114.75:578:41
1214.75:588:41
1314.75:598:41
1414.76:008:41
1514.66:028:40
1614.66:038:40
1714.66:048:40
1814.66:058:39
1914.56:068:39
2014.56:078:38
2114.56:088:38
2214.56:098:37
2314.46:108:37
2414.46:118:36
2514.46:138:35
2614.36:148:35
2714.36:158:34
2814.36:168:33
2914.36:178:33
3014.26:198:32
3114.26:208:31

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 7.93 kWh/m².

For context, solar energy here swings from a low near 1.78 kWh/m² to a high of 8.11 kWh/m² in December across the year — January's 7.93 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
18.2Intense
28.2Intense
38.2Intense
48.2Intense
58.2Intense
68.2Intense
78.2Intense
88.2Intense
98.1Intense
108.1Intense
118.1Intense
128.1Intense
138.1Intense
148.1Intense
158.0Intense
168.0Intense
178.0Intense
187.9Intense
197.9Intense
207.9Intense
217.8Intense
227.8Intense
237.7Intense
247.7Intense
257.7Intense
267.6Intense
277.6Intense
287.5Intense
297.5Intense
307.5Intense
317.4Intense
Planning a trip in January

Is January a good time to visit Viedma?

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

7.0
Sightseeing
7th-best month of the year
8.1
Beach & pool
1st-best month of the year

January is one of the better times to visit Viedma for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Viedma in January

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

In January, Viedma sees daytime highs around 28°C and nights near 16°C. Pack light clothes and sun protection. About 6 days see rain.

light clothessun protection

Sea temperature near Viedma in January

The nearest coast averages about 19°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 36 km away) is warmest in February at about 20°C and coldest in August near 11°C.

The water stays below 20°C all year — cool enough that most swimmers want a wetsuit.

10°15°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshing
Sea temperature (°C)Comfort
Jan19Cool
Feb20Cool
Mar19Cool
Apr17Cool
May15Bracing
Jun12Bracing
Jul11Bracing
Aug11Bracing
Sep11Bracing
Oct12Bracing
Nov15Bracing
Dec17Cool

UV index in Viedma in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Viedma peaks around December 20 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 20 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeModerateLowModerateVery highExtremeDec 20UV 12Jun 20UV 2
UV index (midday)Level
Jan11Extreme
Feb11Extreme
Mar7Very high
Apr5Moderate
May3Moderate
Jun2Low
Jul2Low
Aug3Moderate
Sep4Moderate
Oct7High
Nov9Very high
Dec12Extreme
Location & terrain

Where is Viedma?

Viedma sits at 40.8°S, 63.0°W, 10 m above sea level, in Argentina. The nearest listed city is Carmen de Patagones, 2.0 km away.

Río ColoradoPunta AltaBahía BlancaPuerto MadrynRawsonTrelew

Topography around Viedma

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

Within 3 km, the terrain around Viedma has only modest variations in elevation — a maximum elevation change of 43 m around an average of 9 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 49 m; within 80 km, only modest variations in elevation — a maximum elevation change of 108 m.

The land around Viedma is covered by artificial surfaces (44%) and grassland (35%) within 3 km, grassland (63%) and cropland (20%) within 16 km, and grassland (30%), water (30%) and shrubs (28%) within 80 km.

3 km
43 m
16 km
49 m
80 km
108 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
January weather nearby: Carmen de Patagones 2.0 km · San Antonio Oeste 164 km · Río Colorado 223 km · Punta Alta 229 km · Bahía Blanca 242 km · Puerto Madryn 275 km · Rawson 326 km · Trelew 331 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 Viedma (-40.8152°, -63.0004°, elevation 10 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).