Machala weather in September

In September, Machala sees average daytime highs of 24°C and overnight lows near 21°C, with 37 mm of rain across 9.9 wet days and about 12 hours of daylight. It is the 11th-warmest and 11th-wettest month of the year here.

Day-to-day highs hold fairly steady near 24°C through the month. The sky is clear or mostly clear about 0% of the time in September, and the air most often feels muggy.

Daylight stretches from about 11 h 54 min at the start of September to 12 hours by month's end. Set against the rest of the year, September is Machala's 4th-clearest and 3rd-windiest month. For the whole year in context, see Machala's year-round climate.

Daytime high
24°
11th warmest
Overnight low
21°
2nd coldest
Rainfall
37 mm
9.9 wet days
Daylight
12 hours
6:15 AM – 6:14 PM
Cloud cover
81%
4th clearest
Wind
9 km/h
3rd windiest
Solar energy
5.65 kWh/m²
Travel score
6.5
out of 10

Machala is city in Ecuador, capital of the El Oro Province.

Density
4,825/km²
people per km²
Founded
1573

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 24°C through the month.

A typical September day in Machala reaches about 24°C in the afternoon and slips back to 21°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 25°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)
12420
22420
32420
42420
52420
62420
72420
82420
92420
102420
112420
122420
132420
142421
152421
162421
172421
182421
192421
202421
212421
222421
232421
242421
252421
262421
272421
282421
292421
302421

Machala weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 23°20024.712.24.2
Feb27° / 24°27723.512.13.9
Mar27° / 24°35024.7124.0
Apr27° / 24°21122.911.94.2
May26° / 23°15422.511.94.5
Jun25° / 22°7017.111.85.4
Jul24° / 21°4111.711.86.4
Aug24° / 21°288.711.96.8
Sep24° / 21°379.9126.5
Oct24° / 21°5516.912.15.5
Nov24° / 21°721712.15.4
Dec26° / 22°12321.112.24.8

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 0% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 8% of September, with mostly cloudy or overcast conditions the remaining 92%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
1991
2991
3991
41090
51090
61090
71090
81090
91189
101189
111189
121090
131090
14991
15991
16991
17892
18892
19793
20694
21694
22595
23595
24595
25595
26595
27595
28595
29595
30595

Chance of precipitation in September

Any precipitation

Machala gets around 37 mm of rain over 9.9 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 34% and peaks near 48% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
124
224
325
425
526
626
727
828
929
1029
1130
1231
1332
1433
1533
1634
1734
1835
1935
2036
2137
2238
2339
2440
2541
2642
2744
2845
2947
3048

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 92% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Muggy (%)Oppressive (%)
1946
2946
3946
4946
5937
6937
7937
8937
9937
10937
11937
12937
13928
14928
15928
16928
17928
18919
19919
20919
21919
229010
239010
249010
259010
269010
279010
289010
299010
309010

Wind in September

Winds average 9 km/h in September.

Across September, daily wind ranges from about 8 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 11 h 54 min 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 6 minutes over September. Sunrise moves from 6:21 AM to 6:08 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)
111.96:216:18
211.96:216:17
311.96:216:17
411.96:206:17
511.96:206:17
612.06:196:16
712.06:196:16
812.06:186:16
912.06:186:16
1012.06:176:15
1112.06:176:15
1212.06:176:15
1312.06:166:14
1412.06:166:14
1512.06:156:14
1612.06:156:14
1712.06:146:13
1812.06:146:13
1912.06:136:13
2012.06:136:13
2112.06:126:12
2212.06:126:12
2312.06:116:12
2412.06:116:11
2512.06:116:11
2612.06:106:11
2712.06:106:11
2812.06:096:10
2912.06:096:10
3012.06:086:10

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.65 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 4.73 kWh/m² to a high of 5.65 kWh/m² in September across the year — September's 5.65 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
15.6Bright
25.6Bright
35.6Bright
45.6Bright
55.6Bright
65.7Bright
75.7Bright
85.7Bright
95.7Bright
105.7Bright
115.7Bright
125.7Bright
135.7Bright
145.7Bright
155.7Bright
165.7Bright
175.6Bright
185.6Bright
195.6Bright
205.6Bright
215.6Bright
225.6Bright
235.6Bright
245.6Bright
255.6Bright
265.6Bright
275.6Bright
285.6Bright
295.6Bright
305.6Bright
Planning a trip in September

Hazard calendar for Machala

In seasonPeak

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

Machala's monsoon runs January–April, when most of the year's rain falls.

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

Is September a good time to visit Machala?

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

6.5
Sightseeing
2nd-best month of the year
5.3
Beach & pool
3rd-best month of the year

September is a reasonable time to visit Machala for sightseeing.

What to pack for Machala in September

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

In September, Machala sees daytime highs around 24°C and nights near 21°C. Worth packing: light clothes, rain gear and sun protection. About 10 days see rain.

light clothesrain gearsun protection

Sea temperature near Machala 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 at the nearest coast (about 18 km away) is warmest in March at about 27°C and coldest in September near 23°C.

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

22°24°26°28°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan26Warm
Feb27Warm
Mar27Warm
Apr26Warm
May26Warm
Jun25Warm
Jul24Refreshing
Aug23Refreshing
Sep23Refreshing
Oct24Refreshing
Nov24Refreshing
Dec25Warm

UV index in Machala in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September 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 Machala peaks around March 10 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 10UV 15Jul 14UV 10
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar15Extreme
Apr12Extreme
May12Extreme
Jun10Extreme
Jul10Very high
Aug10Extreme
Sep12Extreme
Oct13Extreme
Nov12Extreme
Dec12Extreme
Location & terrain

Where is Machala?

Machala sits at 3.3°S, 80.0°W, 16 m above sea level, in Ecuador. The nearest listed city is Guabo, 15 km away.

Topography around Machala

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

Within 3 km, the terrain around Machala has only modest variations in elevation — a maximum elevation change of 18 m around an average of 7 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 97 m; within 80 km, extreme variations in elevation — a maximum elevation change of 4,137 m.

The land around Machala is covered by artificial surfaces (64%) within 3 km, water (46%) and trees (31%) within 16 km, and trees (35%), water (34%) and grassland (21%) within 80 km.

3 km
18 m
16 km
97 m
80 km
4,137 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwatermangroves
September weather nearby: Guabo 15 km · Pasaje 18 km · Santa Rosa 22 km · Arenillas 35 km · Huaquillas 39 km · Zarumilla 44 km · Piñas 56 km · Tumbes 63 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 Machala (-3.2589°, -79.9588°, elevation 16 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).