Puerto Escondido weather in September

In September, Puerto Escondido sees average daytime highs of 28°C and overnight lows near 25°C, with 525 mm of rain across 26.4 wet days and about 12.1 hours of daylight. It is the 8th-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 28°C through the month. The sky is clear or mostly clear about 5% of the time in September, and the air most often feels miserable.

Daylight stretches from about 12 h 18 min at the start of September to 11 h 54 min by month's end. Set against the rest of the year, September is Puerto Escondido's 12th-clearest and 5th-windiest month. For the whole year in context, see Puerto Escondido's year-round climate.

Daytime high
28°
8th warmest
Overnight low
25°
7th coldest
Rainfall
525 mm
26.4 wet days
Daylight
12 h 06 min
6:20 AM – 6:25 PM
Cloud cover
86%
12th clearest
Wind
8 km/h
5th windiest
Solar energy
4.61 kWh/m²
Travel score
3.4
out of 10

Puerto Escondido is town in San Pedro Mixtepec Distrito 22 Municipality, State of Oaxaca, Mexico.

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 28°C through the month.

A typical September day in Puerto Escondido reaches about 28°C in the afternoon and slips back to 25°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 30°C. Set against its neighbours, September runs on par with August and on par with October.

20°23°25°28°30°151015202530
Avg high (°C)Avg low (°C)
12926
22926
32926
42926
52926
62926
72926
82926
92926
102926
112825
122825
132825
142825
152825
162825
172825
182825
192825
202825
212825
222825
232825
242825
252825
262825
272825
282825
292825
302825

How September really feels in Puerto Escondido

Once humidity and wind are folded in, September averages 30 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
30
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

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

Puerto Escondido weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 24°40.811.28.0
Feb28° / 24°20.411.57.8
Mar29° / 25°4111.97.4
Apr29° / 26°71.812.36.7
May30° / 26°9613.112.75.0
Jun29° / 26°36323.112.93.7
Jul29° / 26°25820.912.83.9
Aug29° / 26°35924.212.53.6
Sep28° / 25°52526.412.13.4
Oct28° / 25°33321.111.64.3
Nov29° / 25°536.711.36.4
Dec28° / 24°61.611.17.6

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 5% of the time in September, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 9% of September, with mostly cloudy or overcast conditions the remaining 86%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
11684
21585
31585
41585
51486
61486
71486
81486
91486
101387
111387
121387
131387
141387
151387
161387
171387
181288
191288
201288
211288
221288
231288
241486
251486
261486
271585
281684
291882
301882

Chance of precipitation in September

Any precipitation

Puerto Escondido gets around 525 mm of rain over 26.4 wet days in September, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 87% and peaks near 90% on the wettest days.

0%20%40%60%80%100%151015202530
Rain chance (%)
186
286
386
486
585
685
785
885
985
1085
1186
1286
1386
1487
1587
1687
1788
1888
1989
2089
2190
2290
2390
2490
2589
2689
2788
2887
2986
3085

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the miserable band about 55% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Oppressive (%)Miserable (%)
14159
24159
34258
44258
54357
64357
74357
84357
94357
104357
114357
124357
134456
144456
154456
164456
174456
184456
194555
204555
214654
224753
234753
244852
254852
264951
274951
284951
295050
305050

Wind in September

Winds average 8 km/h in September.

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

0246810151015202530
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 18 min at the start of September to 11 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 24 minutes over September. Sunrise moves from 6:19 AM to 6:21 AM, and sunset from 6:37 PM to 6:14 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.36:196:37
212.36:196:37
312.36:196:36
412.36:196:35
512.36:196:34
612.26:196:33
712.26:196:33
812.26:196:32
912.26:196:31
1012.26:196:30
1112.26:206:29
1212.16:206:29
1312.16:206:28
1412.16:206:27
1512.16:206:26
1612.16:206:25
1712.16:206:24
1812.16:206:24
1912.06:206:23
2012.06:206:22
2112.06:206:21
2212.06:206:20
2312.06:216:19
2412.06:216:19
2512.06:216:18
2611.96:216:17
2711.96:216:16
2811.96:216:15
2911.96:216:15
3011.96:216:14

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.61 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 4.61 kWh/m² to a high of 7.07 kWh/m² in April across the year — September's 4.61 kWh/m² sits near the bottom.

024151015202530
Solar energy (kWh/m²)Level
15.0Bright
24.9Bright
34.9Bright
44.9Bright
54.9Bright
64.9Bright
74.8Bright
84.8Bright
94.8Bright
104.8Bright
114.8Bright
124.7Bright
134.7Bright
144.7Bright
154.7Bright
164.6Bright
174.6Bright
184.6Bright
194.5Bright
204.5Bright
214.5Bright
224.5Bright
234.4Bright
244.4Bright
254.4Bright
264.4Bright
274.4Bright
284.4Bright
294.4Bright
304.4Bright
Planning a trip in September

Hazard calendar for Puerto Escondido

In seasonPeak

In September, Puerto Escondido sits inside its pacific hurricane and monsoon season. The full year is below, with each hazard's peak months called out.

Puerto Escondido sits in the eastern Pacific hurricane zone; the season peaks August–September.

Puerto Escondido's monsoon runs June–October, when most of the year's rain falls.

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

Is September a good time to visit Puerto Escondido?

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

3.4
Sightseeing
12th-best month of the year
4.1
Beach & pool
12th-best month of the year

September is a weaker month for outdoor sightseeing in Puerto Escondido.

What to pack for Puerto Escondido in September

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

In September, Puerto Escondido sees daytime highs around 28°C and nights near 25°C. Pack light clothes and rain gear. Worth having: sun protection. About 26 days see rain.

light clothesrain gearsun protection

Sea temperature near Puerto Escondido in September

The nearest coast averages about 30°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 August at about 30°C and coldest in January near 28°C.

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

26°28°30°32°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan28Tropical
Feb28Tropical
Mar28Tropical
Apr28Tropical
May29Tropical
Jun30Tropical
Jul30Tropical
Aug30Tropical
Sep30Tropical
Oct30Tropical
Nov29Tropical
Dec29Tropical

UV index in Puerto Escondido 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 Puerto Escondido peaks around April 12 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 14 at about 8 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highApr 12UV 13Dec 14UV 8
UV index (midday)Level
Jan9Very high
Feb12Extreme
Mar12Extreme
Apr13Extreme
May11Extreme
Jun12Extreme
Jul11Extreme
Aug13Extreme
Sep12Extreme
Oct11Extreme
Nov9Very high
Dec8Very high

Air quality in Puerto Escondido 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 Puerto Escondido is worst in July — around 22 µg/m³ PM2.5 (moderate), about 4.1× the cleanest month (February, 5 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1821 µg/m³Feb 115 µg/m³
PM2.5 (µg/m³)Level
Jan6Good
Feb5Good
Mar8Good
Apr13Moderate
May21Moderate
Jun16Moderate
Jul22Moderate
Aug17Moderate
Sep14Moderate
Oct9Good
Nov7Good
Dec6Good
Location & terrain

Where is Puerto Escondido?

Puerto Escondido sits at 15.9°N, 97.1°W, 50 m above sea level, in Mexico. The nearest listed city is Miahuatlán de Porfirio Díaz, 72 km away.

Topography around Puerto Escondido

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

Within 3 km, the terrain around Puerto Escondido has only modest variations in elevation — a maximum elevation change of 118 m around an average of 39 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 705 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,064 m.

The land around Puerto Escondido is covered by water (35%), trees (27%) and artificial surfaces (23%) within 3 km, water (45%) and trees (32%) within 16 km, and trees (51%) and water (33%) within 80 km.

3 km
118 m
16 km
705 m
80 km
3,064 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwatermangroves
September weather nearby: Miahuatlán de Porfirio Díaz 72 km · Crucecita 100 km · Ocotlán de Morelos 112 km · Pinotepa Nacional 118 km · Santa Cruz Xoxocotlán 135 km · San Antonio de la Cal 135 km · Oaxaca 138 km · Santa María Atzompa 141 km

Mexico travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type A / B
120 / 127 V · 60 Hz
Prices
≈ 54% of US
price level, 2025
GDP per capita
$13,889
2025
Happiness
7.0 / 10
World Happiness, 2025
Safe drinking water
43%
of population, 2024
Homicide rate
24.9
per 100k, 2023
Road deaths
12.8
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Very low
EF EPI 440
Religion
Catholic 78%no religion 11%other Evangelical Churches 8%Jehovah Witness 1%

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 Escondido (15.8628°, -97.0683°, elevation 50 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. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). 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. 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).