Posadas weather in April

In April, Posadas sees average daytime highs of 27°C and overnight lows near 18°C, with 159 mm of rain across 9.9 wet days and about 11.4 hours of daylight. It is the 7th-warmest and 3rd-wettest month of the year here.

Highs ease over the month, from about 28°C in the first days to 25°C by the end. The sky is clear or mostly clear about 44% of the time in April, and the air most often feels muggy.

Daylight stretches from about 11 h 48 min at the start of April to 11 hours by month's end. Set against the rest of the year, April is Posadas's 4th-clearest and 9th-windiest month. For the whole year in context, see Posadas's year-round climate.

Daytime high
27°
7th warmest
Overnight low
18°
7th coldest
Rainfall
159 mm
9.9 wet days
Daylight
11 h 18 min
7:03 AM – 6:24 PM
Cloud cover
49%
4th clearest
Wind
10 km/h
9th windiest
Solar energy
4.11 kWh/m²
Travel score
6.6
out of 10

Posadas is city in Argentina.

Density
317/km²
people per km²
Founded
1870

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 28°C in the first days to 25°C by the end.

A typical April day in Posadas reaches about 27°C in the afternoon and slips back to 18°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 32°C. Set against its neighbours, April runs about 3°C cooler than March and about 4°C warmer than May.

10°15°20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
12919
22919
32819
42819
52819
62819
72819
82819
92818
102818
112818
122718
132718
142718
152718
162718
172718
182717
192617
202617
212617
222617
232617
242617
252617
262617
272517
282516
292516
302516

How April really feels in Posadas

Once humidity and wind are folded in, April 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

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

Posadas weather by month

How April compares with the rest of the year at a glance. April is the 7th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 22°13312.713.54.0
Feb31° / 22°12911.9134.3
Mar30° / 21°12110.512.25.1
Apr27° / 18°1599.911.46.6
May23° / 15°1439.110.77.0
Jun21° / 13°1218.910.36.7
Jul21° / 12°1179.110.46.8
Aug23° / 13°907.9117.4
Sep25° / 15°1479.811.87.1
Oct27° / 17°21612.412.76.2
Nov29° / 19°15610.413.45.5
Dec31° / 21°16411.813.74.4

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 44% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 13% of April, with mostly cloudy or overcast conditions the remaining 42%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15941
26040
36040
46040
56040
66040
76040
86040
96040
106040
116040
126040
136040
145941
155941
165941
175842
185842
195743
205743
215743
225644
235545
245545
255545
265545
275545
285446
295446
305446

Chance of precipitation in April

Any precipitation

Posadas gets around 159 mm of rain over 9.9 wet days in April. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 33% and peaks near 35% on the wettest days.

0%10%20%30%40%50%151015202530
Rain chance (%)
131
231
331
431
531
631
732
832
932
1032
1133
1233
1333
1433
1534
1634
1734
1834
1935
2035
2134
2234
2334
2434
2533
2633
2732
2831
2931
3030

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

Most of April feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, April lands in the muggy band about 32% of days. Sticky, muggy-or-worse air turns up on roughly 49% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
16112037250
26112037250
37122036251
47122036241
57122036241
68122035241
78132035231
89132034231
99142133221
1010142133221
1110152133211
1211152132201
1311152232190
1411162232190
1512162232180
1612172331170
1712172331160
1812172431160
1913172431150
2013172530140
2113182630140
2214182630130
2314182729120
2415182729110
2515182829100
2616182828100
271719282790
281819282790
291919282680
302019282670

Wind in April

Winds average 10 km/h in April.

Across April, daily wind ranges from about 10 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm

Sunrise & sunset in April

DaylightNight

Daylight runs from about 11 h 48 min at the start of April to 11 hours by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 48 minutes over April. Sunrise moves from 6:56 AM to 7:11 AM, and sunset from 6:41 PM to 6:11 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.86:566:41
211.76:566:40
311.76:576:39
411.76:576:38
511.66:586:36
611.66:586:35
711.66:596:34
811.66:596:33
911.57:006:32
1011.57:006:31
1111.57:016:30
1211.57:016:29
1311.47:026:28
1411.47:026:27
1511.47:036:25
1611.37:036:24
1711.37:046:23
1811.37:046:22
1911.37:056:21
2011.27:066:20
2111.27:066:19
2211.27:076:18
2311.27:076:17
2411.17:086:16
2511.17:086:15
2611.17:096:15
2711.17:096:14
2811.07:106:13
2911.07:116:12
3011.07:116:11

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 4.11 kWh/m².

For context, solar energy here swings from a low near 2.61 kWh/m² to a high of 6.74 kWh/m² in December across the year — April's 4.11 kWh/m² falls in the middle.

024151015202530
Solar energy (kWh/m²)Level
14.7Bright
24.6Bright
34.6Bright
44.6Bright
54.5Bright
64.5Bright
74.5Bright
84.4Bright
94.4Bright
104.3Bright
114.3Bright
124.2Bright
134.2Bright
144.2Bright
154.1Bright
164.1Bright
174.0Bright
184.0Moderate
194.0Moderate
203.9Moderate
213.9Moderate
223.9Moderate
233.8Moderate
243.8Moderate
253.8Moderate
263.7Moderate
273.7Moderate
283.7Moderate
293.6Moderate
303.6Moderate
Planning a trip in April

Is April a good time to visit Posadas?

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

6.6
Sightseeing
6th-best month of the year
6.7
Beach & pool
3rd-best month of the year

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

What to pack for Posadas in April

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

In April, Posadas sees daytime highs around 27°C and nights near 18°C. Worth packing: light clothes and rain gear. About 10 days see rain.

light clothesrain gear

UV index in Posadas in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Posadas peaks around January 19 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 21 at about 4 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighModerateHighVery highExtremeJan 19UV 14Jun 21UV 4
UV index (midday)Level
Jan14Extreme
Feb13Extreme
Mar11Extreme
Apr8Very high
May5High
Jun4Moderate
Jul4Moderate
Aug5High
Sep8Very high
Oct7High
Nov11Extreme
Dec13Extreme

Air quality in Posadas in April

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where April falls, not just the annual average.

Air quality in Posadas is worst in September — around 19 µg/m³ PM2.5 (moderate), about 3.0× the cleanest month (December, 6 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateModerateGoodSep 1319 µg/m³Mar 236 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb12Good
Mar6Good
Apr7Good
May7Good
Jun8Good
Jul10Good
Aug16Moderate
Sep19Moderate
Oct11Good
Nov15Moderate
Dec6Good
Location & terrain

Where is Posadas?

Posadas sits at 27.4°S, 55.9°W, 83 m above sea level, in Argentina. The nearest listed city is Encarnación, 9.0 km away.

Topography around Posadas

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

Within 3 km, the terrain around Posadas has only modest variations in elevation — a maximum elevation change of 72 m around an average of 116 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 139 m; within 80 km, significant variations in elevation — a maximum elevation change of 419 m.

The land around Posadas is covered by artificial surfaces (69%) and trees (22%) within 3 km, grassland (33%), trees (29%) and water (23%) within 16 km, and trees (40%) and grassland (30%) within 80 km.

3 km
72 m
16 km
139 m
80 km
419 m
treesgrasslandcroplandartificial surfaceswaterwetland
April weather nearby: Encarnación 9.0 km · Garupá 14 km · Trinidad 36 km · Apóstoles 60 km · Leandro N. Alem 64 km · Gobernador Virasora 74 km · Ituzaingó 78 km · Jardín América 79 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 Posadas (-27.3918°, -55.9238°, elevation 83 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. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).