Yajalón weather in October

In October, Yajalón sees average daytime highs of 27°C and overnight lows near 19°C, with 263 mm of rain across 23.7 wet days and about 11.6 hours of daylight. It is the 8th-warmest and 3rd-wettest month of the year here.

Day-to-day highs hold fairly steady near 27°C through the month. The sky is clear or mostly clear about 10% of the time in October, and the air most often feels muggy.

Daylight stretches from about 11 h 48 min at the start of October to 11 h 24 min by month's end. Set against the rest of the year, October is Yajalón's 10th-clearest and 11th-windiest month. For the whole year in context, see Yajalón's year-round climate.

Daytime high
27°
8th warmest
Overnight low
19°
7th coldest
Rainfall
263 mm
23.7 wet days
Daylight
11 h 36 min
6:06 AM – 5:43 PM
Cloud cover
74%
10th clearest
Wind
4 km/h
11th windiest
Solar energy
4.55 kWh/m²
Travel score
4.4
out of 10

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

Founded
1562

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 27°C through the month.

A typical October day in Yajalón reaches about 27°C in the afternoon and slips back to 19°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 29°C. Set against its neighbours, October runs about 1°C cooler than September and about 2°C warmer than November.

15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12719
22719
32719
42719
52719
62719
72719
82719
92719
102719
112719
122719
132719
142719
152719
162719
172719
182718
192718
202718
212718
222718
232718
242718
252718
262618
272618
282618
292618
302618
312618

Yajalón weather by month

How October compares with the rest of the year at a glance. October is the 8th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan24° / 14°15013.811.16.5
Feb26° / 15°9610.111.46.8
Mar28° / 16°839.311.96.6
Apr30° / 18°9510.512.45.2
May30° / 19°15616.912.84.1
Jun29° / 20°29224.2133.5
Jul29° / 19°18220.912.94.0
Aug29° / 19°24224.512.63.6
Sep28° / 19°30627.612.13.4
Oct27° / 19°26323.711.64.4
Nov25° / 17°19416.611.25.7
Dec24° / 15°13713.8116.4

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 10% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 18% of October, with mostly cloudy or overcast conditions the remaining 72%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11882
21981
32080
42080
52278
62377
72377
82377
92575
102575
112575
122575
132674
142674
152773
162872
172872
182971
192971
203070
213268
223367
233466
243565
253565
263664
273763
283763
293862
303862
313862

Chance of precipitation in October

Any precipitation

Yajalón gets around 263 mm of rain over 23.7 wet days in October. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 77% and peaks near 89% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%100%151015202531
Rain chance (%)
189
289
388
488
587
686
786
885
984
1083
1183
1282
1381
1480
1579
1678
1777
1875
1974
2073
2172
2271
2370
2469
2568
2667
2767
2866
2966
3066
3165

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, October lands in the muggy band about 75% of days. Sticky, muggy-or-worse air turns up on roughly 85% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1057817
2067816
3067816
4077716
5077815
6077815
7087814
8087814
9087913
10097813
11097813
12097813
131107613
141107712
151107712
161117711
172117611
182127610
19213769
20314749
21315748
22316738
23317737
24418717
25419716
26420706
27421705
28521695
29522694
30523684
31524674

Wind in October

Winds average 4 km/h in October.

Across October, 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.

0246810151015202531
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
314calm

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 48 min at the start of October to 11 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 24 minutes over October. Sunrise moves from 6:03 AM to 6:11 AM, and sunset from 5:54 PM to 5:34 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.86:035:54
211.86:035:53
311.86:035:52
411.86:035:51
511.86:045:51
611.86:045:50
711.76:045:49
811.76:045:48
911.76:045:47
1011.76:055:47
1111.76:055:46
1211.76:055:45
1311.76:055:45
1411.66:065:44
1511.66:065:43
1611.66:065:43
1711.66:075:42
1811.66:075:41
1911.66:075:41
2011.56:075:40
2111.56:085:39
2211.56:085:39
2311.56:085:38
2411.56:095:38
2511.56:095:37
2611.56:095:37
2711.46:105:36
2811.46:105:36
2911.46:115:35
3011.46:115:35
3111.46:115:34

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 4.55 kWh/m².

For context, solar energy here swings from a low near 4.06 kWh/m² to a high of 6.51 kWh/m² in April across the year — October's 4.55 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
14.6Bright
24.6Bright
34.6Bright
44.6Bright
54.6Bright
64.6Bright
74.6Bright
84.6Bright
94.6Bright
104.6Bright
114.6Bright
124.5Bright
134.5Bright
144.5Bright
154.5Bright
164.5Bright
174.5Bright
184.5Bright
194.5Bright
204.5Bright
214.5Bright
224.5Bright
234.5Bright
244.5Bright
254.4Bright
264.4Bright
274.4Bright
284.4Bright
294.4Bright
304.4Bright
314.3Bright
Planning a trip in October

Is October a good time to visit Yajalón?

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

4.4
Sightseeing
7th-best month of the year
4.4
Beach & pool
11th-best month of the year

October is a reasonable time to visit Yajalón for sightseeing.

What to pack for Yajalón in October

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

In October, Yajalón sees daytime highs around 27°C and nights near 19°C. Pack rain gear. Worth having: light clothes and sun protection. About 24 days see rain.

rain gearlight clothessun protection

UV index in Yajalón in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October 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 Yajalón peaks around April 12 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 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 14Dec 19UV 8
UV index (midday)Level
Jan8Very high
Feb12Extreme
Mar13Extreme
Apr14Extreme
May10Very high
Jun13Extreme
Jul12Extreme
Aug13Extreme
Sep12Extreme
Oct11Extreme
Nov9Very high
Dec8Very high

Air quality in Yajalón in October

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where October falls, not just the annual average.

Air quality in Yajalón is worst in April — around 80 µg/m³ PM2.5 (unhealthy), about 6.5× the cleanest month (December, 12 µg/m³).

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

0306090JanFebMarAprMayJunJulAugSepOctNovDecModerateUnhealthyModerateApr 2379 µg/m³Dec 2212 µg/m³
PM2.5 (µg/m³)Level
Jan13Moderate
Feb14Moderate
Mar20Moderate
Apr80Unhealthy
May77Unhealthy
Jun27Moderate
Jul26Moderate
Aug22Moderate
Sep21Moderate
Oct17Moderate
Nov15Moderate
Dec12Moderate
Location & terrain

Where is Yajalón?

Yajalón sits at 17.2°N, 92.3°W, 797 m above sea level, in Mexico. The nearest listed city is Ocosingo, 39 km away.

Topography around Yajalón

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

Within 3 km, the terrain around Yajalón has large variations in elevation — a maximum elevation change of 961 m around an average of 1,037 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 2,160 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,873 m.

The land around Yajalón is covered by trees (72%) and grassland (21%) within 3 km, trees (82%) within 16 km, and trees (68%) and grassland (30%) within 80 km.

3 km
961 m
16 km
2,160 m
80 km
2,873 m
treesgrasslandartificial surfaceswater
October weather nearby: Ocosingo 39 km · Palenque 53 km · San Cristóbal de las Casas 59 km · Macuspana 71 km · Teopisca 72 km · Teapa 78 km · Emiliano Zapata 87 km · Chiapas 89 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 Yajalón (17.1729°, -92.3339°, elevation 797 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).