Puerto Ayora weather in December

In December, Puerto Ayora sees average daytime highs of 27°C and overnight lows near 22°C, with 30 mm of rain across 5.1 wet days and about 12 hours of daylight. It is the 6th-warmest and 6th-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 12% of the time in December, and the air most often feels muggy.

Daylight stretches from about 12 hours at the start of December to 12 hours by month's end. Set against the rest of the year, December is Puerto Ayora's 6th-clearest and 7th-windiest month. For the whole year in context, see Puerto Ayora's year-round climate.

Daytime high
27°
6th warmest
Overnight low
22°
6th coldest
Rainfall
30 mm
5.1 wet days
Daylight
12 hours
5:56 AM – 5:59 PM
Cloud cover
69%
6th clearest
Wind
15 km/h
7th windiest
Solar energy
5.91 kWh/m²
Travel score
7.0
out of 10

Puerto Ayora is city of Galágagos islands, Ecuador.

Density
3,847/km²
people per km²
Founded
1926

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

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 27°C through the month.

A typical December day in Puerto Ayora reaches about 27°C in the afternoon and slips back to 22°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 28°C. Set against its neighbours, December runs about 1°C warmer than November and about 1°C cooler than January.

15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12621
22621
32621
42621
52721
62722
72722
82722
92722
102722
112722
122722
132722
142722
152722
162722
172722
182722
192722
202722
212722
222722
232722
242722
252722
262722
272722
282723
292723
302723
312723

How December really feels in Puerto Ayora

Once humidity and wind are folded in, December 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

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

Puerto Ayora weather by month

How December compares with the rest of the year at a glance. December is the 6th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 23°5311.6125.7
Feb29° / 24°11114.7124.7
Mar30° / 25°9513.8124.8
Apr29° / 24°10913.5125.0
May28° / 23°349.6126.0
Jun27° / 22°154.3127.1
Jul26° / 21°51.8127.6
Aug25° / 20°30.8127.9
Sep25° / 20°10.3127.9
Oct25° / 20°20.9128.0
Nov26° / 21°51.4127.8
Dec27° / 22°305.1127.0

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 12% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 18% of December, with mostly cloudy or overcast conditions the remaining 70%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13466
23466
33466
43367
53466
63466
73367
83367
93367
103367
113466
123466
133466
143367
153367
163367
173367
183268
193169
203169
213070
222872
232773
242674
252674
262575
272476
282476
292377
302278
312278

Chance of precipitation in December

Any precipitation

Puerto Ayora gets around 30 mm of rain over 5.1 wet days in December. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 17% and peaks near 28% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
18
29
39
49
510
610
711
811
912
1012
1113
1214
1314
1415
1515
1616
1716
1817
1918
2018
2119
2220
2321
2422
2523
2624
2725
2825
2926
3027
3128

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the muggy band about 58% of days. Sticky, muggy-or-worse air turns up on roughly 70% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
16513760
25503960
34494160
43474360
53454570
62444770
72424870
82415070
92395180
101375480
111365580
121345690
131325890
1413158100
1512960100
1612861100
1712661111
1812463111
1912363121
2012165121
2112065131
2201966141
2301768141
2401667152
2501567162
2601468162
2701368172
2801367182
2901268182
3001167193
3101166203

Wind in December

Winds average 15 km/h in December.

Across December, daily wind ranges from about 14 km/h on the calmest days to 16 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
116light breeze
216light breeze
316light breeze
416light breeze
516light breeze
616light breeze
716light breeze
816light breeze
916light breeze
1015light breeze
1115light breeze
1215light breeze
1315light breeze
1415light breeze
1515light breeze
1615light breeze
1715light breeze
1815light breeze
1915light 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 December

DaylightNight

Daylight runs from about 12 hours at the start of December to 12 hours by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 0 minutes over December. Sunrise moves from 5:50 AM to 6:03 AM, and sunset from 5:52 PM to 6:06 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.05:505:52
212.05:505:53
312.05:515:53
412.05:515:53
512.05:515:54
612.05:525:54
712.05:525:55
812.05:535:55
912.05:535:56
1012.05:535:56
1112.05:545:56
1212.05:545:57
1312.05:555:57
1412.05:555:58
1512.05:565:58
1612.05:565:59
1712.05:575:59
1812.05:576:00
1912.05:586:00
2012.05:586:01
2112.05:586:01
2212.05:596:02
2312.05:596:02
2412.06:006:02
2512.06:006:03
2612.06:016:03
2712.06:016:04
2812.06:026:04
2912.06:026:05
3012.06:036:05
3112.06:036:06

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 5.91 kWh/m².

For context, solar energy here swings from a low near 5.4 kWh/m² to a high of 6.88 kWh/m² in March across the year — December's 5.91 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.0Bright
26.0Bright
36.0Bright
45.9Bright
55.9Bright
65.9Bright
75.9Bright
85.9Bright
95.9Bright
105.9Bright
115.9Bright
125.9Bright
135.9Bright
145.9Bright
155.9Bright
165.9Bright
175.9Bright
185.9Bright
195.9Bright
205.9Bright
215.9Bright
225.9Bright
235.9Bright
245.9Bright
255.9Bright
265.9Bright
275.9Bright
285.9Bright
295.9Bright
305.9Bright
315.9Bright
Planning a trip in December

Is December a good time to visit Puerto Ayora?

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

7.0
Sightseeing
7th-best month of the year
7.0
Beach & pool
7th-best month of the year

December is one of the better times to visit Puerto Ayora for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Puerto Ayora in December

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

In December, Puerto Ayora sees daytime highs around 27°C and nights near 22°C. Worth packing: light clothes and sun protection. About 5 days see rain.

light clothessun protection

Sea temperature near Puerto Ayora in December

The nearest coast averages about 23°C in December — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 15 km away) is warmest in March at about 27°C and coldest in August near 22°C.

The water stays above 20°C all year — warm enough for a swim any month.

20°22°24°26°28°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan25Warm
Feb27Warm
Mar27Warm
Apr26Warm
May25Warm
Jun24Refreshing
Jul23Refreshing
Aug22Refreshing
Sep22Refreshing
Oct22Refreshing
Nov23Refreshing
Dec23Refreshing

UV index in Puerto Ayora in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December 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 Puerto Ayora peaks around February 19 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 11 at about 11 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeFeb 19UV 16Jul 11UV 11
UV index (midday)Level
Jan14Extreme
Feb16Extreme
Mar15Extreme
Apr13Extreme
May12Extreme
Jun11Extreme
Jul11Extreme
Aug12Extreme
Sep12Extreme
Oct13Extreme
Nov12Extreme
Dec12Extreme
Location & terrain

Where is Puerto Ayora?

Puerto Ayora sits at 0.7°S, 90.3°W, 0 m above sea level, in Ecuador. The nearest listed city is Salinas, 1,053 km away.

SalinasLa LibertadPuerto LópezSanta ElenaMantaMontecristiJipijapaTalara

Topography around Puerto Ayora

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

Within 3 km, the terrain around Puerto Ayora has only modest variations in elevation — a maximum elevation change of 129 m around an average of 35 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 856 m; within 80 km, large variations in elevation — a maximum elevation change of 897 m.

The land around Puerto Ayora is covered by trees (55%) and water (20%) within 3 km, water (49%) and trees (35%) within 16 km, and water (86%) within 80 km.

3 km
129 m
16 km
856 m
80 km
897 m
treesshrubsgrasslandartificial surfacesbare terrainwatermangroves
December weather nearby: Salinas 1,053 km · La Libertad 1,058 km · Puerto López 1,061 km · Santa Elena 1,064 km · Manta 1,066 km · Montecristi 1,074 km · Jipijapa 1,084 km · Talara 1,091 km

Ecuador travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type A / B
120 V · 60 Hz
Prices
≈ 43% of US
price level, 2025
GDP per capita
$7,125
2025
Happiness
6.1 / 10
World Happiness, 2025
Safe drinking water
70%
of population, 2024
Homicide rate
45.7
per 100k, 2023
Road deaths
20.1
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Low
EF EPI 466
Religion
Roman Catholic 68%Protestant 19%none 8%other 2%

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 Ayora (-0.7402°, -90.3138°, elevation 0 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).