General Alvear weather in January

In January, General Alvear sees average daytime highs of 33°C and overnight lows near 19°C, with 47 mm of rain across 8.9 wet days and about 14.1 hours of daylight. It is the 1st-warmest and 6th-wettest month of the year here.

Day-to-day highs hold fairly steady near 33°C through the month. The sky is clear or mostly clear about 70% of the time in January, and the air most often feels dry.

Daylight stretches from about 14 h 18 min at the start of January to 13 h 48 min by month's end. Set against the rest of the year, January is General Alvear's 2nd-clearest and 4th-windiest month. For the whole year in context, see General Alvear's year-round climate.

Daytime high
33°
1st warmest
Overnight low
19°
12th coldest
Rainfall
47 mm
8.9 wet days
Daylight
14 h 06 min
6:37 AM – 8:43 PM
Cloud cover
31%
2nd clearest
Wind
14 km/h
4th windiest
Solar energy
7.86 kWh/m²
Travel score
3.9
out of 10

General Alvear is city in Mendoza Province, Argentina.

Founded
1914

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 33°C through the month.

A typical January day in General Alvear reaches about 33°C in the afternoon and slips back to 19°C overnight — a 13°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 38°C. Set against its neighbours, January runs about 1°C warmer than December and about 2°C warmer than February.

10°20°30°40°151015202531
Avg high (°C)Avg low (°C)
13319
23319
33319
43319
53319
63319
73319
83319
93319
103320
113320
123320
133320
143320
153320
163320
173320
183320
193320
203320
213320
223320
233320
243320
253319
263319
273319
283319
293319
303319
313219

How January really feels in General Alvear

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.

General Alvear 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
Jan33° / 19°478.914.13.9
Feb31° / 18°527.113.34.9
Mar28° / 16°536.712.36.8
Apr23° / 11°395.111.17.9
May19° / 253.810.26.9
Jun16° / 132.79.75.8
Jul15° / 132.49.95.8
Aug18° / 183.110.77.3
Sep21° / 284.211.87.7
Oct25° / 12°577.312.97.6
Nov29° / 15°497.213.86.5
Dec32° / 18°578.114.34.7

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 70% 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 13%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18713
28713
38713
48713
58812
68812
78812
88812
98812
108812
118812
128812
138713
148713
158713
168713
178713
188713
198614
208614
218614
228614
238614
248614
258614
268614
278515
288515
298515
308515
318515

Chance of precipitation in January

Any precipitation

General Alvear gets around 47 mm of rain over 8.9 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 29% and peaks near 30% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
127
228
328
428
528
628
728
828
928
1028
1128
1228
1329
1429
1529
1630
1730
1830
1930
2030
2130
2230
2330
2429
2529
2629
2728
2828
2927
3027
3127

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 59% of days. Sticky, muggy-or-worse air turns up on roughly 5% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
159201740
259201740
360191740
460191740
560191740
659191750
760181750
861181650
961181650
1062181550
1162181550
1262181550
1363181450
1462181460
1560191560
1660191560
1759191660
1858201660
1958201651
2057201751
2157201751
2257201751
2356201851
2457201850
2557201850
2657201850
2757201850
2857201850
2957201850
3058201750
3157211750

Wind in January

Winds average 14 km/h in January.

Across January, daily wind ranges from about 14 km/h on the calmest days to 14 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
114light breeze
214light breeze
314light breeze
414light breeze
514light breeze
614light breeze
714light breeze
814light breeze
914light breeze
1014light breeze
1114light breeze
1214light breeze
1314light breeze
1414light breeze
1514light breeze
1614light breeze
1714light breeze
1814light breeze
1914light breeze
2014light breeze
2114light breeze
2214light breeze
2314light breeze
2414light breeze
2514light breeze
2614light breeze
2714light breeze
2814light breeze
2914light breeze
3014light breeze
3114light breeze

Sunrise & sunset in January

DaylightNight

Daylight runs from about 14 h 18 min at the start of January to 13 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 30 minutes over January. Sunrise moves from 6:25 AM to 6:51 AM, and sunset from 8:43 PM to 8:37 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.36:258:43
214.36:258:44
314.36:268:44
414.36:278:44
514.36:278:44
614.36:288:44
714.36:298:44
814.26:308:44
914.26:318:44
1014.26:318:44
1114.26:328:44
1214.26:338:44
1314.26:348:44
1414.16:358:44
1514.16:368:44
1614.16:378:43
1714.16:388:43
1814.16:398:43
1914.16:408:43
2014.06:408:42
2114.06:418:42
2214.06:428:42
2314.06:438:41
2413.96:448:41
2513.96:458:40
2613.96:468:40
2713.96:478:39
2813.86:488:39
2913.86:498:38
3013.86:508:38
3113.86:518:37

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 7.86 kWh/m².

For context, solar energy here swings from a low near 2.59 kWh/m² to a high of 8.07 kWh/m² in December across the year — January's 7.86 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
18.1Intense
28.1Intense
38.0Intense
48.0Intense
58.0Intense
68.0Intense
78.0Intense
88.0Intense
98.0Intense
108.0Intense
118.0Intense
128.0Intense
137.9Intense
147.9Intense
157.9Intense
167.9Intense
177.9Intense
187.9Intense
197.8Intense
207.8Intense
217.8Intense
227.8Intense
237.7Intense
247.7Intense
257.7Intense
267.6Intense
277.6Intense
287.6Intense
297.5Intense
307.5Intense
317.5Intense
Planning a trip in January

Is January a good time to visit General Alvear?

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

3.9
Sightseeing
12th-best month of the year
6.9
Beach & pool
5th-best month of the year

January is a weaker month for outdoor sightseeing in General Alvear. The water and warmth also suit a beach or pool day.

What to pack for General Alvear in January

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

In January, General Alvear sees daytime highs around 33°C and nights near 19°C. Pack light clothes and sun protection. Worth having: rain gear. About 9 days see rain.

light clothessun protectionrain gear

UV index in General Alvear 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 General Alvear peaks around January 18 at about 13 (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 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeModerateVery highExtremeJan 18UV 13Jun 19UV 3
UV index (midday)Level
Jan14Extreme
Feb13Extreme
Mar10Very high
Apr5High
May4Moderate
Jun3Moderate
Jul3Moderate
Aug4Moderate
Sep6High
Oct9Very high
Nov12Extreme
Dec12Extreme
Location & terrain

Where is General Alvear?

General Alvear sits at 35.0°S, 67.7°W, 471 m above sea level, in Argentina. The nearest listed city is San Rafael, 71 km away.

RivadaviaSan MartínTupungatoSan LuisPerdriel

Topography around General Alvear

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

Within 3 km, the terrain around General Alvear has only modest variations in elevation — a maximum elevation change of 15 m around an average of 471 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 62 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,336 m.

The land around General Alvear is covered by grassland (49%) and artificial surfaces (23%) within 3 km, shrubs (47%) and grassland (41%) within 16 km, and shrubs (85%) within 80 km.

3 km
15 m
16 km
62 m
80 km
1,336 m
treesshrubsgrasslandcroplandartificial surfacesbare terrain
January weather nearby: San Rafael 71 km · Malargüe 180 km · Tunuyán 197 km · Rivadavia 211 km · San Martín 222 km · Tupungato 223 km · San Luis 226 km · Perdriel 238 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 General Alvear (-34.9775°, -67.6962°, elevation 471 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).