Apóstoles weather in May

In May, Apóstoles sees average daytime highs of 23°C and overnight lows near 14°C, with 133 mm of rain across 9.3 wet days and about 10.6 hours of daylight. It is the 10th-warmest and 9th-wettest month of the year here.

Highs ease over the month, from about 24°C in the first days to 21°C by the end. The sky is clear or mostly clear about 37% of the time in May, and the air most often feels dry.

Daylight stretches from about 10 h 54 min at the start of May to 10 h 24 min by month's end. Set against the rest of the year, May is Apóstoles's 10th-clearest and 7th-windiest month. For the whole year in context, see Apóstoles's year-round climate.

Daytime high
23°
10th warmest
Overnight low
14°
4th coldest
Rainfall
133 mm
9.3 wet days
Daylight
10 h 36 min
7:21 AM – 5:58 PM
Cloud cover
55%
10th clearest
Wind
10 km/h
7th windiest
Solar energy
3.07 kWh/m²
Travel score
6.9
out of 10

Apóstoles is city in Misiones, Argentina.

Founded
1652

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

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 24°C in the first days to 21°C by the end.

A typical May day in Apóstoles reaches about 23°C in the afternoon and slips back to 14°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 17°C and 28°C. Set against its neighbours, May runs about 4°C cooler than April and about 2°C warmer than June.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
12515
22415
32415
42415
52415
62415
72414
82414
92414
102314
112314
122314
132314
142314
152314
162314
172213
182213
192213
202213
212213
222213
232213
242213
252213
262113
272113
282112
292112
302112
312112

How May really feels in Apóstoles

Once humidity and wind are folded in, May 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

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

Apóstoles weather by month

How May compares with the rest of the year at a glance. May is the 10th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 21°16013.413.63.9
Feb31° / 21°14812.7134.2
Mar30° / 20°13511.612.25.1
Apr27° / 17°1671011.46.6
May23° / 14°1339.310.66.9
Jun21° / 12°1199.210.36.5
Jul20° / 11°1289.210.46.7
Aug23° / 12°968.3117.3
Sep24° / 14°15910.211.87.1
Oct27° / 16°21912.512.76.2
Nov29° / 18°16610.313.45.6
Dec31° / 20°16712.413.74.4

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 37% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 14% of May, with mostly cloudy or overcast conditions the remaining 49%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15347
25347
35347
45347
55446
65347
75347
85248
95248
105347
115248
125248
135248
145248
155149
165149
175149
185050
195050
205050
215149
225050
235050
245050
255050
264951
274951
284951
295050
305050
315050

Chance of precipitation in May

Any precipitation

Apóstoles gets around 133 mm of rain over 9.3 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 30% and peaks near 32% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
130
229
329
429
529
629
729
829
930
1030
1130
1230
1331
1431
1531
1631
1732
1832
1932
2031
2131
2231
2331
2430
2530
2630
2730
2829
2929
3029
3129

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the dry band about 37% of days. Sticky, muggy-or-worse air turns up on roughly 17% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1262026245
2272025234
3282125234
4292124233
5302224223
6302223222
7312323212
8322423202
9322423201
10332522191
11332522181
12342522181
13342622171
14342623171
15352623161
16352623151
17362623141
18362623141
19372623131
20382623121
21392523111
22412523111
23422423101
24432423101
2544232291
2645232291
2746232291
2847222181
2948222181
3048222181
3149212181

Wind in May

Winds average 10 km/h in May.

Across May, daily wind ranges from about 9 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 10 h 54 min at the start of May to 10 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 30 minutes over May. Sunrise moves from 7:12 AM to 7:29 AM, and sunset from 6:09 PM to 5:52 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.97:126:09
210.97:126:08
310.97:136:07
410.97:136:06
510.97:146:05
610.87:156:05
710.87:156:04
810.87:166:03
910.87:166:02
1010.77:176:02
1110.77:186:01
1210.77:186:00
1310.77:196:00
1410.77:195:59
1510.67:205:58
1610.67:215:58
1710.67:215:57
1810.67:225:57
1910.67:225:56
2010.57:235:56
2110.57:245:55
2210.57:245:55
2310.57:255:54
2410.57:255:54
2510.57:265:54
2610.47:265:53
2710.47:275:53
2810.47:285:53
2910.47:285:52
3010.47:295:52
3110.47:295:52

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 3.07 kWh/m².

For context, solar energy here swings from a low near 2.58 kWh/m² to a high of 6.74 kWh/m² in December across the year — May's 3.07 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.5Moderate
23.5Moderate
33.5Moderate
43.5Moderate
53.4Moderate
63.4Moderate
73.4Moderate
83.3Moderate
93.3Moderate
103.3Moderate
113.2Moderate
123.2Moderate
133.2Moderate
143.1Moderate
153.1Moderate
163.1Moderate
173.0Moderate
183.0Moderate
193.0Moderate
203.0Moderate
212.9Moderate
222.9Moderate
232.9Moderate
242.9Moderate
252.8Moderate
262.8Moderate
272.8Moderate
282.8Moderate
292.8Moderate
302.8Moderate
312.7Moderate
Planning a trip in May

Is May a good time to visit Apóstoles?

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

6.9
Sightseeing
3rd-best month of the year
5.2
Beach & pool
10th-best month of the year

May is a reasonable time to visit Apóstoles for sightseeing.

What to pack for Apóstoles in May

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

In May, Apóstoles sees daytime highs around 23°C and nights near 14°C. Worth packing: light clothes and rain gear. About 9 days see rain.

light clothesrain gear

UV index in Apóstoles in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Apóstoles peaks around January 20 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 20 at about 4 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateVery highExtremeJan 20UV 14Jun 20UV 4
UV index (midday)Level
Jan14Extreme
Feb13Extreme
Mar11Extreme
Apr8Very high
May5High
Jun4Moderate
Jul4Moderate
Aug5Moderate
Sep8Very high
Oct7High
Nov11Extreme
Dec12Extreme

Air quality in Apóstoles in May

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Apóstoles is worst in September — around 17 µg/m³ PM2.5 (moderate), about 2.7× the cleanest month (March, 7 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1317 µg/m³Mar 157 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb7Good
Mar7Good
Apr7Good
May7Good
Jun8Good
Jul9Good
Aug14Moderate
Sep17Moderate
Oct11Good
Nov8Good
Dec7Good
Location & terrain

Where is Apóstoles?

Apóstoles sits at 27.9°S, 55.8°W, 179 m above sea level, in Argentina. The nearest listed city is Gobernador Virasora, 31 km away.

Topography around Apóstoles

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

Within 3 km, the terrain around Apóstoles has only modest variations in elevation — a maximum elevation change of 91 m around an average of 143 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 212 m; within 80 km, significant variations in elevation — a maximum elevation change of 339 m.

The land around Apóstoles is covered by trees (44%) and grassland (37%) within 3 km, grassland (55%) and trees (41%) within 16 km, and trees (38%) and grassland (33%) within 80 km.

3 km
91 m
16 km
212 m
80 km
339 m
treesgrasslandcroplandartificial surfaceswaterwetland
May weather nearby: Gobernador Virasora 31 km · Garupá 49 km · Leandro N. Alem 55 km · Posadas 60 km · Encarnación 66 km · Santo Tomé 76 km · Oberá 78 km · São Borja 87 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 Apóstoles (-27.9142°, -55.7535°, elevation 179 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).