Puerto Aysén weather in May

In May, Puerto Aysén sees average daytime highs of 7°C and overnight lows near 1°C, with 333 mm of precipitation across 21.3 wet days and about 9.3 hours of daylight. It is the 8th-warmest and 4th-wettest month of the year here.

Highs ease over the month, from about 8°C in the first days to 5°C by the end. The sky is clear or mostly clear about 6% of the time in May, and the air most often feels dry.

Daylight stretches from about 10 hours at the start of May to 8 h 48 min by month's end. Set against the rest of the year, May is Puerto Aysén's 12th-clearest and 9th-windiest month. For the whole year in context, see Puerto Aysén's year-round climate.

Daytime high
8th warmest
Overnight low
5th coldest
Precipitation
333 mm
21.3 wet days
Daylight
9 h 18 min
9:07 AM – 6:27 PM
Cloud cover
87%
12th clearest
Wind
5 km/h
9th windiest
Solar energy
1.12 kWh/m²
Travel score
0.5
out of 10

Puerto Aysén is place in Aysén, Aysén.

Density
1,985/km²
people per km²

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 8°C in the first days to 5°C by the end.

A typical May day in Puerto Aysén reaches about 7°C in the afternoon and slips back to 1°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 3°C and 10°C. Set against its neighbours, May runs about 4°C cooler than April and about 3°C warmer than June.

-10°-5°10°15°151015202531
Avg high (°C)Avg low (°C)
192
282
382
482
582
682
782
882
982
1082
1172
1272
1371
1471
1571
1671
1761
1861
1961
2061
2160
2260
2350
2450
2550
2650
2750
2850
2950
3050
3150

How May really feels in Puerto Aysén

Once humidity and wind are folded in, May averages 0 days that feel above 32°C and 19 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
19
wind chill below the day's low

The story in May is cold — wind chill drags the overnight "feels like" below the raw low.

Puerto Aysén weather by month

How May compares with the rest of the year at a glance. May is the 8th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan15° / 24519.70.715.13.4
Feb15° / 18515.30.413.93.8
Mar13° / 244190.912.42.9
Apr10° / 29219.54.410.81.7
May / 33321.38.59.30.5
Jun / -1°36421.716.38.60.0
Jul / -2°33621.517.68.90.0
Aug / -1°36622.918.910.10.0
Sep / 26421.113.711.70.4
Oct / 3022110.713.31.1
Nov11° / 29120.15.414.71.9
Dec13° / 29021.42.315.42.6

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 6% of the time in May, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 4% of May, with mostly cloudy or overcast conditions the remaining 90%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11288
21288
31189
41189
51189
61189
71090
81090
91090
101090
111090
121090
131090
141090
151090
161189
171189
181189
191189
201189
211090
221090
231090
241090
251090
261189
271090
281090
291090
301090
311090

Chance of precipitation in May

Any precipitationSnow

Puerto Aysén gets around 333 mm of rain and snow over 21.3 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 69% and peaks near 72% on the wettest days, and about 9 days bring snow.

0%20%40%60%80%151015202531
Rain chance (%)Snow chance (%)
16817
26817
36818
46918
56918
66918
76919
86819
96820
106821
116822
126723
136724
146825
156827
166828
176829
186830
196831
206832
216833
226934
236935
247036
257037
267137
277138
287139
297240
307241
317242

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 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)
1100
2100
3100
4100
5100
6100
7100
8100
9100
10100
11100
12100
13100
14100
15100
16100
17100
18100
19100
20100
21100
22100
23100
24100
25100
26100
27100
28100
29100
30100
31100

Wind in May

Winds average 5 km/h in May.

Across May, daily wind ranges from about 5 km/h on the calmest days to 5 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 10 hours at the start of May to 8 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 72 minutes over May. Sunrise moves from 8:49 AM to 9:23 AM, and sunset from 6:47 PM to 6:13 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.08:496:47
29.98:506:46
39.98:516:44
49.88:536:43
59.88:546:41
69.78:556:40
79.78:566:38
89.78:586:37
99.68:596:35
109.69:006:34
119.59:016:33
129.59:036:31
139.49:046:30
149.49:056:29
159.49:066:28
169.39:076:27
179.39:096:25
189.29:106:24
199.29:116:23
209.29:126:22
219.19:136:21
229.19:146:20
239.19:156:19
249.09:166:18
259.09:176:17
269.09:196:17
278.99:206:16
288.99:216:15
298.99:226:14
308.99:226:14
318.89:236:13

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 1.12 kWh/m².

For context, solar energy here swings from a low near 0.89 kWh/m² to a high of 5 kWh/m² in December across the year — May's 1.12 kWh/m² sits near the bottom.

00.511.52151015202531
Solar energy (kWh/m²)Level
11.4Dim
21.4Dim
31.4Dim
41.3Dim
51.3Dim
61.3Dim
71.3Dim
81.2Dim
91.2Dim
101.2Dim
111.2Dim
121.2Dim
131.1Dim
141.1Dim
151.1Dim
161.1Dim
171.1Dim
181.1Dim
191.1Dim
201.1Dim
211.1Dim
221.0Dim
231.0Dim
241.0Dim
251.0Dim
261.0Dim
271.0Dim
281.0Dim
291.0Dim
301.0Dim
310.9Dim
Planning a trip in May

Is May a good time to visit Puerto Aysén?

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

0.5
Sightseeing
8th-best month of the year
Beach & pool
never really warm enough

May is a weaker month for outdoor sightseeing in Puerto Aysén.

What to pack for Puerto Aysén in May

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

In May, Puerto Aysén sees daytime highs around 7°C and nights near 1°C. Pack a warm layer and rain gear. Worth having: a heavy coat. About 21 days see rain.

a warm layerrain geara heavy coat

UV index in Puerto Aysén in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 2. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Puerto Aysén peaks around January 12 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 19 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeModerateLowModerateVery highExtremeJan 12UV 11Jun 19UV 1
UV index (midday)Level
Jan11Extreme
Feb10Extreme
Mar6High
Apr4Moderate
May2Moderate
Jun1Low
Jul2Low
Aug2Moderate
Sep4Moderate
Oct7Very high
Nov8Very high
Dec11Extreme
Location & terrain

Where is Puerto Aysén?

Puerto Aysén sits at 45.4°S, 72.7°W, 9 m above sea level, in Chile. The nearest listed city is Coyhaique, 52 km away.

QuellónEsquelLas HerasCastroEl BolsónPico TruncadoAncud

Topography around Puerto Aysén

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

Within 3 km, the terrain around Puerto Aysén has large variations in elevation — a maximum elevation change of 892 m around an average of 47 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,610 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,254 m.

The land around Puerto Aysén is covered by trees (48%) and grassland (35%) within 3 km, trees (73%) within 16 km, and trees (61%) within 80 km.

3 km
892 m
16 km
1,610 m
80 km
2,254 m
treesgrasslandartificial surfacesbare terrainsnow and icewater
May weather nearby: Coyhaique 52 km · Quellón 265 km · Esquel 298 km · Las Heras 317 km · Castro 337 km · El Bolsón 394 km · Pico Truncado 397 km · Ancud 403 km

Chile travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / F / L
220 V · 50 Hz
Prices
≈ 48% of US
price level, 2025
GDP per capita
$17,995
2025
Happiness
6.3 / 10
World Happiness, 2025
Safe drinking water
98%
of population, 2024
Homicide rate
6.3
per 100k, 2023
Road deaths
14.9
per 100k/yr, 2019
Income group
High
World Bank
English
Moderate
EF EPI 517
Religion
Catholic 57%none 26%Evangelical or Protestant 16%other Christians and traditions related to 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 Puerto Aysén (-45.403°, -72.6918°, elevation 9 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).