El Triunfo weather in December

In December, El Triunfo sees average daytime highs of 30°C and overnight lows near 23°C, with 128 mm of rain across 15.3 wet days and about 12.1 hours of daylight. It is the 1st-warmest and 8th-wettest month of the year here.

Day-to-day highs hold fairly steady near 30°C through the month. The sky is clear or mostly clear about 1% of the time in December, and the air most often feels muggy.

Daylight stretches from about 12 h 06 min at the start of December to 12 h 06 min by month's end. Set against the rest of the year, December is El Triunfo's 3rd-clearest and 6th-windiest month. For the whole year in context, see El Triunfo's year-round climate.

Daytime high
30°
1st warmest
Overnight low
23°
7th coldest
Rainfall
128 mm
15.3 wet days
Daylight
12 h 06 min
6:13 AM – 6:19 PM
Cloud cover
84%
3rd clearest
Wind
6 km/h
6th windiest
Solar energy
3.65 kWh/m²
Travel score
4.2
out of 10

El Triunfo is town in Guayas, Ecuador.

Founded
1969

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 30°C through the month.

A typical December day in El Triunfo reaches about 30°C in the afternoon and slips back to 23°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 32°C. Set against its neighbours, December runs on par with November and on par with January.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13022
23022
33022
43022
53022
63022
73022
83022
93022
103022
113022
123022
133022
143022
153023
163023
173023
183023
193023
203023
213023
223023
233023
243023
253023
263023
273023
283023
293023
303023
312923

How December really feels in El Triunfo

Once humidity and wind are folded in, December averages 20 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
20
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in December is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

El Triunfo weather by month

How December compares with the rest of the year at a glance. December is the 1st-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 23°28625.412.13.3
Feb29° / 23°41726.612.12.9
Mar30° / 23°41827.6122.9
Apr30° / 23°35925.7123.0
May29° / 23°25924.811.93.4
Jun28° / 22°16721.311.94.1
Jul28° / 21°13319.711.94.6
Aug28° / 21°9716.511.94.7
Sep29° / 21°11517.8124.3
Oct29° / 21°7614.3124.7
Nov29° / 22°589.612.14.9
Dec30° / 23°12815.312.14.2

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 1% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 7% of December, with mostly cloudy or overcast conditions the remaining 92%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1892
2892
3892
4892
5892
6892
7991
8991
9991
10991
11991
12991
13892
14892
15892
16892
17892
18892
19892
20892
21793
22793
23793
24793
25793
26793
27694
28694
29694
30694
31694

Chance of precipitation in December

Any precipitation

El Triunfo gets around 128 mm of rain over 15.3 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 50% and peaks near 73% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
138
238
338
438
539
639
739
839
940
1040
1141
1241
1342
1443
1544
1645
1747
1849
1951
2053
2154
2256
2358
2460
2562
2664
2766
2868
2970
3071
3173

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 53% of days. Sticky, muggy-or-worse air turns up on roughly 99% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1573211
2473221
3471241
4371251
5370261
6369271
7269281
8267301
9266311
10166321
11164341
12163351
13162361
14160381
15059401
16058411
17056431
18054451
19051472
20050492
21047512
22045532
23042562
24040582
25038593
26035623
27033643
28030673
29028684
30026704
31025714

Wind in December

Winds average 6 km/h in December.

Across December, daily wind ranges from about 5 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
295calm
305calm
315calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 12 h 06 min at the start of December to 12 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 0 minutes over December. Sunrise moves from 6:07 AM to 6:20 AM, and sunset from 6:13 PM to 6:26 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.16:076:13
212.16:076:13
312.16:076:14
412.16:086:14
512.16:086:14
612.16:086:15
712.16:096:15
812.16:096:16
912.16:106:16
1012.16:106:17
1112.16:106:17
1212.16:116:18
1312.16:116:18
1412.16:126:18
1512.16:126:19
1612.16:136:19
1712.16:136:20
1812.16:146:20
1912.16:146:21
2012.16:156:21
2112.16:156:22
2212.16:156:22
2312.16:166:23
2412.16:166:23
2512.16:176:24
2612.16:176:24
2712.16:186:25
2812.16:186:25
2912.16:196:25
3012.16:196:26
3112.16:206:26

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 3.65 kWh/m².

For context, solar energy here swings from a low near 3.17 kWh/m² to a high of 4.11 kWh/m² in November across the year — December's 3.65 kWh/m² falls in the middle.

01234151015202531
Solar energy (kWh/m²)Level
14.0Moderate
23.9Moderate
33.9Moderate
43.9Moderate
53.9Moderate
63.9Moderate
73.8Moderate
83.8Moderate
93.8Moderate
103.8Moderate
113.7Moderate
123.7Moderate
133.7Moderate
143.7Moderate
153.6Moderate
163.6Moderate
173.6Moderate
183.6Moderate
193.6Moderate
203.6Moderate
213.5Moderate
223.5Moderate
233.5Moderate
243.5Moderate
253.5Moderate
263.5Moderate
273.5Moderate
283.4Moderate
293.4Moderate
303.4Moderate
313.4Moderate
Planning a trip in December

Hazard calendar for El Triunfo

In seasonPeak

None of El Triunfo's seasonal hazards are active in December. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

El Triunfo's rainy season runs January–May, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is December a good time to visit El Triunfo?

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

4.2
Sightseeing
6th-best month of the year
5.6
Beach & pool
3rd-best month of the year

December is a reasonable time to visit El Triunfo for sightseeing.

What to pack for El Triunfo in December

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

In December, El Triunfo sees daytime highs around 30°C and nights near 23°C. Pack light clothes and rain gear. About 15 days see rain.

light clothesrain gear

UV index in El Triunfo in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in El Triunfo peaks around March 11 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 14 at about 10 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeMar 11UV 15Jul 14UV 10
UV index (midday)Level
Jan14Extreme
Feb14Extreme
Mar15Extreme
Apr12Extreme
May12Extreme
Jun10Extreme
Jul10Very high
Aug11Extreme
Sep11Extreme
Oct13Extreme
Nov11Extreme
Dec11Extreme

Air quality in El Triunfo in December

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in El Triunfo is worst in March — around 21 µg/m³ PM2.5 (moderate), about 2.5× the cleanest month (August, 9 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateMar 1621 µg/m³Aug 179 µg/m³
PM2.5 (µg/m³)Level
Jan17Moderate
Feb19Moderate
Mar21Moderate
Apr19Moderate
May15Moderate
Jun12Moderate
Jul10Good
Aug9Good
Sep10Good
Oct14Moderate
Nov18Moderate
Dec18Moderate
Location & terrain

Where is El Triunfo?

El Triunfo sits at 1.9°S, 80.0°W, 6 m above sea level, in Ecuador. The nearest listed city is Daule, 8.0 km away.

Topography around El Triunfo

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

Within 3 km, the terrain around El Triunfo has only modest variations in elevation — a maximum elevation change of 60 m around an average of 4 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 299 m; within 80 km, large variations in elevation — a maximum elevation change of 843 m.

The land around El Triunfo is covered by cropland (43%) and trees (37%) within 3 km, cropland (36%), grassland (27%) and trees (22%) within 16 km, and trees (39%) and grassland (30%) within 80 km.

3 km
60 m
16 km
299 m
80 km
843 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetlandmangroves
December weather nearby: Daule 8.0 km · Samborondón 27 km · Eloy Alfaro 30 km · Guayaquil 31 km · Pedro Carbo 32 km · Yaguachi Nuevo 36 km · Milagro 47 km · Vinces 48 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 El Triunfo (-1.9333°, -79.9667°, elevation 6 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).