San Andrés Tuxtla in Fall
In fall (September, October and November), San Andrés Tuxtla sees average daytime highs around 28°C and overnight lows near 23°C, with 919 mm of rain over about 65 wet days across the season. It is the 3rd-warmest season and the wettest season of the year.
Over the season highs ease from about 29°C in early September to 25°C by late November. The sky is clear or mostly clear about 21% of the time across fall, and the air most often feels oppressive.
Fall is San Andrés Tuxtla's 3rd-best season to visit on our travel score. For the whole year in context, see San Andrés Tuxtla's year-round climate.
- Avg daytime high
- 28°C
- 3rd-warmest season
- Avg overnight low
- 23°C
- Rainfall
- 919 mm
- 65 wet days
- Avg wind
- 10 km/h
- Travel score
- 4.5
- 3rd-best season
- Months
- Sep · Oct · Nov
Temperature in San Andrés Tuxtla in Fall
Over the season highs ease from about 29°C in early September to 25°C by late November.
A typical fall day in San Andrés Tuxtla reaches about 28°C and drops to 23°C overnight. The warmest of the three months is September, the coolest November.
How fall really feels in San Andrés Tuxtla
Once humidity and wind are folded in, fall brings about 25 days that feel above 32°C and 0 that feel at or below 0°C.
The story in fall is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
San Andrés Tuxtla weather by month
How the three fall months (September, October and November) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 24° / 19° | 117 | 14.3 | 11 | 6.4 |
| Feb | 25° / 19° | 70 | 9.7 | 11.4 | 6.9 |
| Mar | 28° / 21° | 46 | 7.6 | 11.9 | 6.8 |
| Apr | 30° / 23° | 39 | 6.8 | 12.4 | 5.6 |
| May | 31° / 25° | 80 | 10.8 | 12.9 | 4.6 |
| Jun | 30° / 25° | 248 | 23.1 | 13.1 | 3.4 |
| Jul | 29° / 24° | 267 | 26.3 | 13 | 3.3 |
| Aug | 29° / 24° | 313 | 27.5 | 12.6 | 3.2 |
| Sep | 29° / 24° | 390 | 26.2 | 12.1 | 3.3 |
| Oct | 28° / 23° | 327 | 21.8 | 11.6 | 4.6 |
| Nov | 26° / 21° | 202 | 17.3 | 11.1 | 5.5 |
| Dec | 25° / 20° | 123 | 15.4 | 10.9 | 6.1 |
Cloud cover in Fall
The sky is clear or mostly clear about 21% of the time across fall.
Chance of precipitation in Fall
San Andrés Tuxtla gets around 919 mm of rain over 65 wet days across fall. The line is the day-by-day chance of measurable precipitation.
Humidity in Fall
Most of fall feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Fall
Winds average 10 km/h across fall.
Sunrise & sunset in Fall
Daylight runs from about 12 h 24 min in early September to 11 hours by late November. The lit band spans sunrise to sunset each day.
Solar energy in Fall
Average shortwave solar energy reaching the ground each day across fall, about 4.3 kWh/m².
Hazard calendar for San Andrés Tuxtla
In fall, San Andrés Tuxtla overlaps its atlantic hurricane and rainy season season. The full year is below, with each hazard's peak months called out.
San Andrés Tuxtla sits in the Atlantic hurricane belt; the season peaks August–October.
San Andrés Tuxtla's rainy season runs June–November, when most of the year's rain falls.
Is fall a good time to visit San Andrés Tuxtla?
Our two travel scores rate fall for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
fall is a reasonable time to visit San Andrés Tuxtla for sightseeing.
What to pack for San Andrés Tuxtla in Fall
From fall's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In fall, San Andrés Tuxtla sees daytime highs around 28°C and nights near 23°C. Pack light clothes and rain gear. Worth having: sun protection. About 65 days see rain.
Sea temperature near San Andrés Tuxtla in Fall
The nearest coast averages about 28°C across fall — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 22 km away) is warmest in August at about 29°C and coldest in February near 24°C.
The water stays above 20°C all year — warm enough for a swim any month.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 24 | 24 | 24 | 26 | 28 | 29 | 29 | 29 | 29 | 28 | 27 | 25 |
| Comfort | Refreshing | Refreshing | Warm | Warm | Warm | Tropical | Tropical | Tropical | Tropical | Tropical | Warm | Warm |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 24 | Refreshing |
| Feb | 24 | Refreshing |
| Mar | 24 | Warm |
| Apr | 26 | Warm |
| May | 28 | Warm |
| Jun | 29 | Tropical |
| Jul | 29 | Tropical |
| Aug | 29 | Tropical |
| Sep | 29 | Tropical |
| Oct | 28 | Tropical |
| Nov | 27 | Warm |
| Dec | 25 | Warm |
UV index in San Andrés Tuxtla in Fall
Clear-sky midday UV across fall averages around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in San Andrés Tuxtla peaks around August 16 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 7 (very high).
The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 7 | 10 | 11 | 13 | 10 | 12 | 11 | 13 | 11 | 10 | 8 | 7 |
| Level | Very high | Extreme | Extreme | Extreme | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | High |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 7 | Very high |
| Feb | 10 | Extreme |
| Mar | 11 | Extreme |
| Apr | 13 | Extreme |
| May | 10 | Very high |
| Jun | 12 | Extreme |
| Jul | 11 | Extreme |
| Aug | 13 | Extreme |
| Sep | 11 | Extreme |
| Oct | 10 | Extreme |
| Nov | 8 | Very high |
| Dec | 7 | High |
Air quality in San Andrés Tuxtla in Fall
Average fine-particle pollution (PM2.5) through the year — so you can see where fall falls, not just the annual average.
Air quality in San Andrés Tuxtla is worst in July — around 30 µg/m³ PM2.5 (moderate), about 2.7× the cleanest month (January, 11 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 11 | 12 | 14 | 21 | 29 | 25 | 30 | 22 | 17 | 12 | 11 | 12 |
| Level | Good | Good | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 11 | Good |
| Feb | 12 | Good |
| Mar | 14 | Moderate |
| Apr | 21 | Moderate |
| May | 29 | Moderate |
| Jun | 25 | Moderate |
| Jul | 30 | Moderate |
| Aug | 22 | Moderate |
| Sep | 17 | Moderate |
| Oct | 12 | Good |
| Nov | 11 | Good |
| Dec | 12 | Moderate |
Where is San Andrés Tuxtla?
San Andrés Tuxtla sits at 18.4°N, 95.2°W, 304 m above sea level, in Mexico. The nearest listed city is Santiago Tuxtla, 9.0 km away.
Topography around San Andrés Tuxtla
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of San Andrés Tuxtla.
Within 3 km, the terrain around San Andrés Tuxtla has significant variations in elevation — a maximum elevation change of 455 m around an average of 344 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,646 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,657 m.
The land around San Andrés Tuxtla is covered by trees (61%) and grassland (20%) within 3 km, trees (55%) and grassland (37%) within 16 km, and grassland (34%), water (32%) and trees (22%) within 80 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
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 San Andrés Tuxtla (18.4487°, -95.2133°, elevation 304 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.