Rivadavia weather in January

In January, Rivadavia sees average daytime highs of 31°C and overnight lows near 19°C, with 102 mm of rain across 13 wet days and about 13.9 hours of daylight. It is the 1st-warmest and 1st-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 58% of the time in January, and the air most often feels dry.

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 Rivadavia's 8th-clearest and 5th-windiest month. For the whole year in context, see Rivadavia's year-round climate.

Daytime high
31°
1st warmest
Overnight low
19°
12th coldest
Rainfall
102 mm
13 wet days
Daylight
14 hours
6:44 AM – 8:42 PM
Cloud cover
39%
8th clearest
Wind
11 km/h
5th windiest
Solar energy
7.54 kWh/m²
Travel score
4.6
out of 10

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 Rivadavia reaches about 31°C in the afternoon and slips back to 19°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 36°C. Set against its neighbours, January runs on par with December and about 2°C warmer than February.

10°20°30°40°151015202531
Avg high (°C)Avg low (°C)
13119
23119
33119
43119
53119
63119
73119
83119
93119
103119
113119
123119
133119
143119
153119
163119
173119
183119
193119
203119
213119
223119
233119
243119
253118
263118
273018
283018
293018
303018
313018

How January really feels in Rivadavia

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.

Rivadavia weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan31° / 19°10213013.94.6
Feb29° / 17°8110.8013.25.6
Mar26° / 15°799.8012.37.0
Apr22° / 11°416.7011.27.4
May17° / 234.5010.36.4
Jun14° / 112.40.19.85.2
Jul14° / 102.60.5105.2
Aug17° / 173.20.410.86.8
Sep21° / 2040.111.87.8
Oct25° / 12°406.6012.87.8
Nov28° / 15°618.9013.76.5
Dec30° / 17°8411.2014.25.0

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 58% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 22% of January, with mostly cloudy or overcast conditions the remaining 19%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18020
28020
38020
48020
57921
67921
77822
87822
97921
107921
117921
127921
137921
147921
158020
168119
178119
188119
198119
208119
218218
228218
238218
248317
258317
268317
278317
288317
298317
308119
318119

Chance of precipitation in January

Any precipitation

Rivadavia gets around 102 mm of rain over 13 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 41% and peaks near 46% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
143
244
345
445
545
646
745
845
945
1044
1144
1243
1343
1442
1542
1641
1741
1840
1940
2039
2139
2239
2339
2438
2538
2638
2738
2838
2938
3038
3139

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 48% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
15030173
24930183
34830183
44730194
54730194
64730194
74730194
84829194
94828195
104928195
114927185
125027185
135027185
145027185
155126185
165126185
175026195
184926195
194925205
204925205
214925215
224925214
234825224
244826224
254726234
264726233
274727233
284627233
294628233
304628233
314628233

Wind in January

Winds average 11 km/h in January.

Across January, daily wind ranges from about 11 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
112calm
212calm
312calm
412calm
512calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3111calm

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 6:32 AM to 6:58 AM, and sunset from 8:42 PM to 8:37 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.26:328:42
214.26:338:42
314.16:348:42
414.16:348:42
514.16:358:43
614.16:368:43
714.16:378:43
814.16:378:43
914.16:388:43
1014.16:398:43
1114.16:408:43
1214.06:418:43
1314.06:418:43
1414.06:428:43
1514.06:438:42
1614.06:448:42
1714.06:458:42
1813.96:468:42
1913.96:478:42
2013.96:488:41
2113.96:488:41
2213.96:498:41
2313.86:508:40
2413.86:518:40
2513.86:528:40
2613.86:538:39
2713.76:548:39
2813.76:558:38
2913.76:568:38
3013.76:578:37
3113.66:588:37

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 7.54 kWh/m².

For context, solar energy here swings from a low near 2.8 kWh/m² to a high of 7.92 kWh/m² in December across the year — January's 7.54 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
17.8Intense
27.8Intense
37.8Intense
47.7Intense
57.7Intense
67.7Intense
77.7Intense
87.7Intense
97.7Intense
107.6Intense
117.6Intense
127.6Intense
137.6Intense
147.6Intense
157.6Intense
167.5Intense
177.5Intense
187.5Intense
197.5Intense
207.5Intense
217.5Intense
227.4Intense
237.4Intense
247.4Intense
257.4Intense
267.3Intense
277.3Intense
287.3Intense
297.3Intense
307.2Intense
317.2Intense
Planning a trip in January

Hazard calendar for Rivadavia

In seasonPeak

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

Rivadavia's rainy season runs November–March, 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 Rivadavia?

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

4.6
Sightseeing
12th-best month of the year
6.6
Beach & pool
6th-best month of the year

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

What to pack for Rivadavia in January

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

In January, Rivadavia sees daytime highs around 31°C and nights near 19°C. Pack light clothes and sun protection. Worth having: rain gear. About 13 days see rain.

light clothessun protectionrain gear

UV index in Rivadavia 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 Rivadavia peaks around January 18 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 19 at about 3 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeModerateHighVery highExtremeJan 18UV 14Jun 19UV 3
UV index (midday)Level
Jan14Extreme
Feb13Extreme
Mar10Extreme
Apr6High
May4Moderate
Jun3Moderate
Jul3Moderate
Aug4Moderate
Sep6High
Oct10Very high
Nov12Extreme
Dec13Extreme
Location & terrain

Where is Rivadavia?

Rivadavia sits at 33.2°S, 68.5°W, 653 m above sea level, in Argentina. The nearest listed city is San Martín, 12 km away.

Topography around Rivadavia

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

Within 3 km, the terrain around Rivadavia has only modest variations in elevation — a maximum elevation change of 21 m around an average of 659 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 205 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,923 m.

The land around Rivadavia is covered by grassland (39%), artificial surfaces (22%) and cropland (21%) within 3 km, grassland (31%), shrubs (30%) and cropland (29%) within 16 km, and shrubs (71%) within 80 km.

3 km
21 m
16 km
205 m
80 km
2,923 m
treesshrubsgrasslandcroplandartificial surfacesbare terrain
January weather nearby: San Martín 12 km · Rodeo del Medio 30 km · Perdriel 42 km · Mendoza 49 km · Tupungato 67 km · Tunuyán 67 km · San Rafael 159 km · Pocito 168 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 Rivadavia (-33.191°, -68.4622°, elevation 653 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).