El Triunfo weather in September

In September, El Triunfo sees average daytime highs of 29°C and overnight lows near 21°C, with 115 mm of rain across 17.8 wet days and about 12 hours of daylight. It is the 9th-warmest and 9th-wettest month of the year here.

Day-to-day highs hold fairly steady near 29°C through the month. The sky is clear or mostly clear about 1% of the time in September, and the air most often feels muggy.

Daylight stretches from about 12 hours at the start of September to 12 hours by month's end. Set against the rest of the year, September is El Triunfo's 4th-clearest and 3rd-windiest month. For the whole year in context, see El Triunfo's year-round climate.

Daytime high
29°
9th warmest
Overnight low
21°
2nd coldest
Rainfall
115 mm
17.8 wet days
Daylight
12 hours
6:15 AM – 6:14 PM
Cloud cover
85%
4th clearest
Wind
7 km/h
3rd windiest
Solar energy
3.98 kWh/m²
Travel score
4.3
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 September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 29°C through the month.

A typical September day in El Triunfo reaches about 29°C in the afternoon and slips back to 21°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 31°C. Set against its neighbours, September runs on par with August and on par with October.

15°20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
12821
22821
32821
42821
52821
62821
72821
82921
92921
102921
112921
122921
132921
142921
152921
162921
172921
182921
192921
202921
212921
222921
232921
242921
252921
262921
272921
282921
292921
302921

How September really feels in El Triunfo

Once humidity and wind are folded in, September 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

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

El Triunfo weather by month

How September compares with the rest of the year at a glance. September is the 9th-warmest and 9th-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 September

ClearMostly clearPartly cloudyMostly cloudyOvercast

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

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

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
1892
2991
3991
4991
51090
61090
71090
81090
91090
101090
111090
121090
13991
14991
15892
16892
17793
18793
19793
20694
21694
22694
23496
24496
25496
26496
27496
28496
29496
30496

Chance of precipitation in September

Any precipitation

El Triunfo gets around 115 mm of rain over 17.8 wet days in September. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 59% and peaks near 62% on the wettest days.

0%20%40%60%151015202530
Rain chance (%)
158
259
359
460
560
660
760
861
961
1061
1161
1261
1361
1461
1561
1662
1762
1861
1961
2061
2160
2259
2358
2458
2557
2656
2756
2855
2955
3055

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the muggy band about 85% of days. Sticky, muggy-or-worse air turns up on roughly 96% of them.

0%25%50%75%100%151015202530
Humid (%)Muggy (%)Oppressive (%)
15869
25869
35869
45869
55869
65869
75869
85869
95869
1058510
1158510
1258411
1358411
1458312
1558312
1648412
1748313
1848313
1948313
2048313
2138413
2238413
2338413
2428513
2528513
2628513
2728612
2828612
2928612
3028612

Wind in September

Winds average 7 km/h in September.

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

0246810151015202530
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm

Sunrise & sunset in September

DaylightNight

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

Days grow by about 0 minutes over September. Sunrise moves from 6:21 AM to 6:09 AM, and sunset from 6:18 PM to 6:10 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.06:216:18
212.06:206:18
312.06:206:18
412.06:206:18
512.06:196:17
612.06:196:17
712.06:186:17
812.06:186:16
912.06:176:16
1012.06:176:16
1112.06:176:15
1212.06:166:15
1312.06:166:15
1412.06:156:15
1512.06:156:14
1612.06:156:14
1712.06:146:14
1812.06:146:13
1912.06:136:13
2012.06:136:13
2112.06:126:12
2212.06:126:12
2312.06:126:12
2412.06:116:11
2512.06:116:11
2612.06:106:11
2712.06:106:10
2812.06:106:10
2912.06:096:10
3012.06:096:10

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 3.98 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 — September's 3.98 kWh/m² sits near the top of that range.

012345151015202530
Solar energy (kWh/m²)Level
14.0Moderate
24.0Bright
34.0Bright
44.0Bright
54.0Bright
64.0Bright
74.0Bright
84.0Bright
94.0Bright
104.0Bright
114.0Bright
124.0Bright
134.0Moderate
144.0Moderate
154.0Moderate
164.0Moderate
174.0Moderate
183.9Moderate
193.9Moderate
203.9Moderate
213.9Moderate
223.9Moderate
233.9Moderate
243.9Moderate
253.9Moderate
263.9Moderate
273.9Moderate
283.9Moderate
293.9Moderate
303.9Moderate
Planning a trip in September

Hazard calendar for El Triunfo

In seasonPeak

None of El Triunfo's seasonal hazards are active in September. 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 September a good time to visit El Triunfo?

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

4.3
Sightseeing
5th-best month of the year
5.3
Beach & pool
5th-best month of the year

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

What to pack for El Triunfo in September

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

In September, El Triunfo sees daytime highs around 29°C and nights near 21°C. Pack light clothes and rain gear. About 18 days see rain.

light clothesrain gear

UV index in El Triunfo in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September 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 September

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where September 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
September 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).