Ayacucho weather in January

In January, Ayacucho sees average daytime highs of 27°C and overnight lows near 15°C, with 83 mm of rain across 8.7 wet days and about 14.3 hours of daylight. It is the 1st-warmest and 3rd-wettest month of the year here.

Day-to-day highs hold fairly steady near 27°C through the month. The sky is clear or mostly clear about 50% of the time in January, and the air most often feels dry.

Daylight stretches from about 14 h 30 min at the start of January to 13 h 54 min by month's end. Set against the rest of the year, January is Ayacucho's 2nd-clearest and 6th-windiest month. For the whole year in context, see Ayacucho's year-round climate.

Daytime high
27°
1st warmest
Overnight low
15°
12th coldest
Rainfall
83 mm
8.7 wet days
Daylight
14 h 18 min
5:54 AM – 8:12 PM
Cloud cover
44%
2nd clearest
Wind
14 km/h
6th windiest
Solar energy
7.27 kWh/m²
Travel score
6.9
out of 10

Ayacucho is city in Buenos Aires province, Argentina.

Founded
1866

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 27°C through the month.

A typical January day in Ayacucho reaches about 27°C in the afternoon and slips back to 15°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 23°C and 32°C. Set against its neighbours, January runs about 1°C warmer than December and about 1°C warmer than February.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
12815
22815
32815
42815
52815
62815
72815
82815
92815
102715
112715
122715
132715
142715
152715
162715
172715
182715
192715
202715
212715
222715
232715
242715
252715
262715
272715
282715
292715
302715
312715

How January really feels in Ayacucho

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.

Ayacucho 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
Jan27° / 15°838.714.36.9
Feb26° / 15°738.113.47.0
Mar24° / 13°768.212.37.3
Apr20° / 10°807.311.16.8
May16° / 455.9105.7
Jun13° / 484.99.54.2
Jul13° / 445.59.73.7
Aug15° / 545.510.64.9
Sep17° / 616.811.75.6
Oct20° / 849.6136.3
Nov23° / 11°879.4147.0
Dec26° / 13°738.714.57.1

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 50% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 16% of January, with mostly cloudy or overcast conditions the remaining 34%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16337
26436
36436
46436
56436
66436
76436
86535
96535
106535
116535
126733
136733
146733
156733
166832
176832
186832
196832
206832
216733
226733
236733
246733
256634
266634
276535
286535
296436
306337
316238

Chance of precipitation in January

Any precipitation

Ayacucho gets around 83 mm of rain over 8.7 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 28% and peaks near 30% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
128
228
328
428
528
628
728
828
928
1027
1127
1227
1327
1427
1527
1627
1727
1827
1927
2027
2127
2227
2327
2428
2528
2628
2729
2829
2929
3029
3130

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 34% of days. Sticky, muggy-or-worse air turns up on roughly 15% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1352625140
2352625140
3352525140
4362525140
5362525140
6362525140
7372525140
8372525130
9372525130
10372525130
11372525120
12372525120
13372526120
14372526120
15362527120
16362527130
17352427130
18352428130
19342428140
20332329150
21322329150
22322330160
23312230160
24302230170
25302131171
26302131181
27302131181
28302030191
29302030191
30312030191
31312029191

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 30 min at the start of January to 13 h 54 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 5:42 AM to 6:10 AM, and sunset from 8:13 PM to 8:05 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.55:428:13
214.55:428:13
314.55:438:13
414.55:448:13
514.55:458:13
614.55:468:13
714.45:468:13
814.45:478:13
914.45:488:13
1014.45:498:13
1114.45:508:13
1214.45:518:13
1314.35:528:13
1414.35:538:12
1514.35:548:12
1614.35:548:12
1714.35:558:12
1814.25:568:11
1914.25:578:11
2014.25:588:11
2114.25:598:10
2214.26:008:10
2314.16:028:09
2414.16:038:09
2514.16:048:08
2614.16:058:08
2714.06:068:07
2814.06:078:07
2914.06:088:06
3013.96:098:05
3113.96:108:05

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 7.27 kWh/m².

For context, solar energy here swings from a low near 2 kWh/m² to a high of 7.55 kWh/m² in December across the year — January's 7.27 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
17.5Intense
27.5Intense
37.5Intense
47.5Intense
57.5Intense
67.5Intense
77.5Intense
87.5Intense
97.5Intense
107.5Intense
117.5Intense
127.4Intense
137.4Intense
147.4Intense
157.4Intense
167.4Intense
177.3Intense
187.3Intense
197.3Intense
207.2Intense
217.2Intense
227.1Intense
237.1Intense
247.0Intense
257.0Intense
267.0Intense
276.9Intense
286.9Intense
296.8Intense
306.8Intense
316.7Intense
Planning a trip in January

Is January a good time to visit Ayacucho?

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

6.9
Sightseeing
5th-best month of the year
7.1
Beach & pool
1st-best month of the year

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

What to pack for Ayacucho in January

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

In January, Ayacucho sees daytime highs around 27°C and nights near 15°C. Pack light clothes and sun protection. Worth having: rain gear. About 9 days see rain.

light clothessun protectionrain gear

UV index in Ayacucho in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Ayacucho peaks around January 1 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 20 at about 2 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateHighVery highExtremeJan 1UV 12Jun 20UV 2
UV index (midday)Level
Jan12Extreme
Feb11Extreme
Mar9Very high
Apr6High
May3Moderate
Jun2Moderate
Jul3Moderate
Aug3Moderate
Sep5Moderate
Oct7Very high
Nov10Extreme
Dec12Extreme
Location & terrain

Where is Ayacucho?

Ayacucho sits at 37.2°S, 58.5°W, 76 m above sea level, in Argentina. The nearest listed city is Tandil, 61 km away.

Topography around Ayacucho

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

Within 3 km, the terrain around Ayacucho has only modest variations in elevation — a maximum elevation change of 29 m around an average of 77 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 70 m; within 80 km, significant variations in elevation — a maximum elevation change of 481 m.

The land around Ayacucho is covered by grassland (67%) within 3 km, grassland (74%) and cropland (24%) within 16 km, and grassland (64%) and cropland (35%) within 80 km.

3 km
29 m
16 km
70 m
80 km
481 m
treesgrasslandcroplandartificial surfaces
January weather nearby: Tandil 61 km · Balcarce 80 km · Santa Clara del Mar 115 km · Dolores 118 km · General Juan Madariaga 121 km · Mar del Plata 125 km · Azul 129 km · Benito Juárez 130 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 Ayacucho (-37.1528°, -58.4884°, elevation 76 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).