Huixtla weather in September

In September, Huixtla sees average daytime highs of 28°C and overnight lows near 20°C, with 640 mm of rain across 29.7 wet days and about 12.1 hours of daylight. It is the 11th-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 0% of the time in September, and the air most often feels muggy.

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 Huixtla's 12th-clearest and 12th-windiest month. For the whole year in context, see Huixtla's year-round climate.

Daytime high
28°
11th warmest
Overnight low
20°
9th coldest
Rainfall
640 mm
29.7 wet days
Daylight
12 h 06 min
6:02 AM – 6:07 PM
Cloud cover
89%
12th clearest
Wind
4 km/h
12th windiest
Solar energy
4.94 kWh/m²
Travel score
3.2
out of 10

Huixtla is municipal seat of Huixtla, State of Chiapas, Mexico.

Founded
1486

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 Huixtla reaches about 28°C in the afternoon and slips back to 20°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 29°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)
12820
22820
32820
42820
52820
62820
72820
82820
92820
102820
112820
122820
132820
142820
152820
162820
172820
182820
192720
202720
212720
222720
232720
242720
252720
262720
272720
282720
292720
302720

Huixtla weather by month

How September compares with the rest of the year at a glance. September is the 11th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 17°154.111.26.9
Feb30° / 18°144.211.56.3
Mar30° / 19°339.311.95.4
Apr30° / 20°10817.712.34.3
May29° / 20°34428.512.73.3
Jun28° / 20°53529.412.93.3
Jul28° / 19°51830.812.83.1
Aug28° / 19°57930.912.53.2
Sep28° / 20°64029.712.13.2
Oct27° / 19°43829.411.73.5
Nov28° / 18°15219.511.35.1
Dec28° / 17°368.411.16.8

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 0% of the time in September, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 4% of September, with mostly cloudy or overcast conditions the remaining 96%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
1694
2595
3595
4595
5496
6496
7496
8496
9496
10496
11496
12496
13496
14496
15496
16496
17496
18397
19397
20397
21397
22397
23397
24397
25397
26397
27496
28595
29595
30694

Chance of precipitation in September

Any precipitation

Huixtla gets around 640 mm of rain over 29.7 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 99% and peaks near 99% on the wettest days.

0%20%40%60%80%100%151015202530
Rain chance (%)
199
299
399
499
599
699
799
899
999
1099
1199
1299
1399
1499
1599
1699
1799
1899
1999
2099
2199
2299
2399
2499
2599
2699
2799
2899
2999
3099

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 72% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Muggy (%)Oppressive (%)
17525
27525
37624
47624
57723
67723
77723
87624
97624
107525
117525
127426
137327
147228
157228
167129
177030
187030
197030
207030
216931
226931
236931
246931
256931
266832
276832
286832
296832
306832

Wind in September

Winds average 4 km/h in September, the calmest month.

Across September, daily wind ranges from about 4 km/h on the calmest days to 4 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
14calm
24calm
34calm
44calm
54calm
64calm
74calm
84calm
94calm
104calm
114calm
124calm
134calm
144calm
154calm
164calm
174calm
184calm
194calm
204calm
214calm
224calm
234calm
244calm
254calm
264calm
274calm
284calm
294calm
304calm

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 6:01 AM to 6:03 AM, and sunset from 6:18 PM to 5:56 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.36:016:18
212.36:016:18
312.36:016:17
412.36:016:16
512.26:016:15
612.26:016:15
712.26:016:14
812.26:016:13
912.26:016:12
1012.26:016:12
1112.26:016:11
1212.16:016:10
1312.16:016:09
1412.16:026:08
1512.16:026:07
1612.16:026:07
1712.16:026:06
1812.16:026:05
1912.06:026:04
2012.06:026:03
2112.06:026:03
2212.06:026:02
2312.06:026:01
2412.06:026:00
2512.06:025:59
2611.96:025:59
2711.96:025:58
2811.96:035:57
2911.96:035:56
3011.96:035:56

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.94 kWh/m².

For context, solar energy here swings from a low near 4.83 kWh/m² to a high of 6.53 kWh/m² in April across the year — September's 4.94 kWh/m² sits near the bottom.

0246151015202530
Solar energy (kWh/m²)Level
15.3Bright
25.3Bright
35.3Bright
45.2Bright
55.2Bright
65.2Bright
75.2Bright
85.2Bright
95.1Bright
105.1Bright
115.1Bright
125.1Bright
135.1Bright
145.0Bright
155.0Bright
165.0Bright
175.0Bright
184.9Bright
194.9Bright
204.8Bright
214.8Bright
224.8Bright
234.8Bright
244.7Bright
254.7Bright
264.7Bright
274.7Bright
284.7Bright
294.7Bright
304.7Bright
Planning a trip in September

Hazard calendar for Huixtla

In seasonPeak

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

Huixtla sits in the Atlantic hurricane belt; the season peaks August–October.

Huixtla's monsoon runs May–October, when most of the year's rain falls.

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

Is September a good time to visit Huixtla?

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

3.2
Sightseeing
10th-best month of the year
3.4
Beach & pool
12th-best month of the year

September is a weaker month for outdoor sightseeing in Huixtla.

What to pack for Huixtla in September

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

In September, Huixtla sees daytime highs around 28°C and nights near 20°C. Pack light clothes and rain gear. Worth having: sun protection. About 30 days see rain.

light clothesrain gearsun protection

Sea temperature near Huixtla 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 at the nearest coast (about 34 km away) is warmest in July at about 30°C and coldest in February 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
Jan29Tropical
Feb28Tropical
Mar29Tropical
Apr30Tropical
May30Tropical
Jun30Tropical
Jul30Tropical
Aug30Tropical
Sep30Tropical
Oct30Tropical
Nov30Tropical
Dec29Tropical

UV index in Huixtla 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 Huixtla peaks around April 9 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 at about 8 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highApr 9UV 13Dec 16UV 8
UV index (midday)Level
Jan9Very high
Feb13Extreme
Mar13Extreme
Apr13Extreme
May12Extreme
Jun13Extreme
Jul12Extreme
Aug12Extreme
Sep12Extreme
Oct11Extreme
Nov9Very high
Dec8Very high

Air quality in Huixtla 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 Huixtla is worst in May — around 40 µg/m³ PM2.5 (poor), and holds fairly steady the rest of the year.

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateMay 1039 µg/m³Feb 827 µg/m³
PM2.5 (µg/m³)Level
Jan28Moderate
Feb27Moderate
Mar34Moderate
Apr38Poor
May40Poor
Jun29Moderate
Jul31Moderate
Aug30Moderate
Sep31Moderate
Oct29Moderate
Nov30Moderate
Dec29Moderate
Location & terrain

Where is Huixtla?

Huixtla sits at 15.1°N, 92.5°W, 52 m above sea level, in Mexico. The nearest listed city is Tapachula, 34 km away.

Topography around Huixtla

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

Within 3 km, the terrain around Huixtla has only modest variations in elevation — a maximum elevation change of 183 m around an average of 50 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,802 m; within 80 km, extreme variations in elevation — a maximum elevation change of 4,178 m.

The land around Huixtla is covered by trees (48%) and grassland (26%) within 3 km, trees (71%) within 16 km, and trees (58%) and water (22%) within 80 km.

3 km
183 m
16 km
1,802 m
80 km
4,178 m
treesshrubsgrasslandcroplandartificial surfaceswaterwetlandmangroves
September weather nearby: Tapachula 34 km · Motozintla 34 km · Cacahoatán 36 km · Malacatán 50 km · Mapastepec 57 km · Comalapa 67 km · San Marcos 74 km · Comitancillo 77 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 Huixtla (15.1392°, -92.4634°, elevation 52 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).