Santa Elena weather in September

In September, Santa Elena sees average daytime highs of 26°C and overnight lows near 20°C, with 24 mm of rain across 5.8 wet days and about 12 hours of daylight. It is the 11th-warmest and 9th-wettest month of the year here.

Day-to-day highs hold fairly steady near 26°C through the month. The sky is clear or mostly clear about 11% 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 Santa Elena's 5th-clearest and 3rd-windiest month. For the whole year in context, see Santa Elena's year-round climate.

Daytime high
26°
11th warmest
Overnight low
20°
1st coldest
Rainfall
24 mm
5.8 wet days
Daylight
12 hours
6:18 AM – 6:17 PM
Cloud cover
73%
5th clearest
Wind
11 km/h
3rd windiest
Solar energy
5.38 kWh/m²
Travel score
7.0
out of 10

Santa Elena is city in Ecuador, capital of the Santa Elena Province.

Density
2,040/km²
people per km²
Founded
1531

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 26°C through the month.

A typical September day in Santa Elena reaches about 26°C in the afternoon and slips back to 20°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 27°C. Set against its neighbours, September runs on par with August and on par with October.

15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12520
22520
32520
42520
52520
62520
72520
82520
92520
102520
112520
122620
132620
142620
152620
162620
172621
182621
192621
202621
212621
222621
232621
242621
252621
262621
272621
282621
292621
302621

How September really feels in Santa Elena

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.

Santa Elena weather by month

How September compares with the rest of the year at a glance. September is the 11th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 24°8712.312.15.0
Feb29° / 24°1451712.14.0
Mar30° / 24°14317.2124.1
Apr29° / 24°9914.9124.6
May28° / 23°6112.211.95.4
Jun27° / 22°398.911.96.4
Jul26° / 21°307.111.96.9
Aug25° / 21°194.511.97.3
Sep26° / 20°245.8127.0
Oct26° / 21°205127.0
Nov26° / 21°204.212.17.0
Dec28° / 22°456.912.16.4

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 11% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 17% of September, with mostly cloudy or overcast conditions the remaining 72%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
13169
23169
33268
43268
53268
63367
73367
83367
93367
103367
113169
123169
133070
142872
152872
162872
172674
182674
192674
202575
212575
222575
232575
242476
252476
262377
272377
282377
292377
302278

Chance of precipitation in September

Any precipitation

Santa Elena gets around 24 mm of rain over 5.8 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 19% and peaks near 21% on the wettest days.

0%10%20%30%151015202530
Rain chance (%)
118
218
319
419
519
619
720
820
920
1020
1121
1221
1321
1421
1521
1621
1721
1820
1920
2020
2120
2219
2319
2419
2518
2618
2718
2818
2917
3017

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 62% of days. Sticky, muggy-or-worse air turns up on roughly 65% of them.

0%25%50%75%100%151015202530
Humid (%)Muggy (%)Oppressive (%)
146513
245523
345523
444533
543543
642553
741563
840573
939583
1038593
1137603
1236613
1335623
1434633
1533643
1632653
1731663
1831663
1930673
2030673
2129683
2229683
2329683
2428693
2528693
2628693
2728693
2828693
2928693
3028693

Wind in September

Winds average 11 km/h in September.

Across September, daily wind ranges from about 11 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm

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 6:24 AM to 6:12 AM, and sunset from 6:22 PM to 6:13 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.06:246:22
212.06:246:22
312.06:246:21
412.06:236:21
512.06:236:21
612.06:226:20
712.06:226:20
812.06:226:20
912.06:216:20
1012.06:216:19
1112.06:206:19
1212.06:206:19
1312.06:196:18
1412.06:196:18
1512.06:196:18
1612.06:186:17
1712.06:186:17
1812.06:176:17
1912.06:176:16
2012.06:166:16
2112.06:166:16
2212.06:166:16
2312.06:156:15
2412.06:156:15
2512.06:146:15
2612.06:146:14
2712.06:136:14
2812.06:136:14
2912.06:136:14
3012.06:126:13

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.38 kWh/m².

For context, solar energy here swings from a low near 4.43 kWh/m² to a high of 5.54 kWh/m² in November across the year — September's 5.38 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
15.3Bright
25.3Bright
35.3Bright
45.3Bright
55.3Bright
65.3Bright
75.3Bright
85.4Bright
95.4Bright
105.4Bright
115.4Bright
125.4Bright
135.4Bright
145.4Bright
155.4Bright
165.4Bright
175.4Bright
185.4Bright
195.4Bright
205.4Bright
215.4Bright
225.4Bright
235.4Bright
245.4Bright
255.4Bright
265.4Bright
275.4Bright
285.4Bright
295.4Bright
305.4Bright
Planning a trip in September

Hazard calendar for Santa Elena

In seasonPeak

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

Santa Elena's rainy season runs January–April, 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 Santa Elena?

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

7.0
Sightseeing
2nd-best month of the year
6.6
Beach & pool
5th-best month of the year

September is one of the better times to visit Santa Elena for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Santa Elena in September

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

In September, Santa Elena sees daytime highs around 26°C and nights near 20°C. Worth packing: light clothes and sun protection. About 6 days see rain.

light clothessun protection

Sea temperature near Santa Elena in September

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

The sea offshore is warmest in March at about 26°C and coldest in August near 23°C.

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

22°24°26°28°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan25Warm
Feb26Warm
Mar26Warm
Apr26Warm
May25Warm
Jun24Warm
Jul23Refreshing
Aug23Refreshing
Sep23Refreshing
Oct23Refreshing
Nov23Refreshing
Dec24Warm

UV index in Santa Elena 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 Santa Elena peaks around February 21 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 14 at about 9 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeFeb 21UV 15Jul 14UV 9
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar15Extreme
Apr12Extreme
May12Extreme
Jun10Very high
Jul9Very high
Aug10Extreme
Sep11Extreme
Oct12Extreme
Nov11Extreme
Dec12Extreme
Location & terrain

Where is Santa Elena?

Santa Elena sits at 2.2°S, 80.9°W, 43 m above sea level, in Ecuador. The nearest listed city is La Libertad, 6.0 km away.

JipijapaEl Triunfo

Topography around Santa Elena

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

Within 3 km, the terrain around Santa Elena has only modest variations in elevation — a maximum elevation change of 86 m around an average of 36 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 119 m; within 80 km, large variations in elevation — a maximum elevation change of 847 m.

The land around Santa Elena is covered by grassland (44%) and artificial surfaces (35%) within 3 km, water (49%) and grassland (30%) within 16 km, and water (51%) and trees (26%) within 80 km.

3 km
86 m
16 km
119 m
80 km
847 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: La Libertad 6.0 km · Salinas 10 km · Playas 69 km · Puerto López 74 km · Pedro Carbo 83 km · Posorja 87 km · Jipijapa 102 km · El Triunfo 104 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 Santa Elena (-2.2265°, -80.8581°, elevation 43 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).