San Luis in Fall
In fall (September, October and November), San Luis sees average daytime highs around 28°C and overnight lows near 20°C, with 692 mm of rain over about 76 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 30°C in early September to 25°C by late November. The sky is clear or mostly clear about 6% of the time across fall, and the air most often feels oppressive.
Fall is San Luis's 3rd-best season to visit on our travel score. For the whole year in context, see San Luis's year-round climate.
- Avg daytime high
- 28°C
- 3rd-warmest season
- Avg overnight low
- 20°C
- Rainfall
- 692 mm
- 76 wet days
- Avg wind
- 4 km/h
- Travel score
- 3.8
- 3rd-best season
- Months
- Sep · Oct · Nov
Temperature in San Luis in Fall
Over the season highs ease from about 30°C in early September to 25°C by late November.
A typical fall day in San Luis reaches about 28°C and drops to 20°C overnight. The warmest of the three months is September, the coolest November.
How fall really feels in San Luis
Once humidity and wind are folded in, fall brings about 28 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 Luis 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 | 25° / 17° | 109 | 16.5 | 11.2 | 5.9 |
| Feb | 26° / 18° | 67 | 12.9 | 11.5 | 6.2 |
| Mar | 28° / 18° | 65 | 11.5 | 11.9 | 6.0 |
| Apr | 30° / 20° | 70 | 12.9 | 12.3 | 4.6 |
| May | 31° / 21° | 165 | 21.8 | 12.7 | 3.4 |
| Jun | 30° / 21° | 231 | 26.3 | 12.9 | 3.0 |
| Jul | 29° / 21° | 194 | 27.7 | 12.8 | 3.3 |
| Aug | 29° / 21° | 203 | 27.4 | 12.5 | 3.2 |
| Sep | 29° / 21° | 256 | 28.4 | 12.1 | 2.9 |
| Oct | 28° / 20° | 236 | 26.2 | 11.7 | 3.8 |
| Nov | 26° / 19° | 200 | 20.9 | 11.3 | 4.8 |
| Dec | 25° / 18° | 114 | 18.8 | 11.1 | 5.5 |
Cloud cover in Fall
The sky is clear or mostly clear about 6% of the time across fall.
Chance of precipitation in Fall
San Luis gets around 692 mm of rain over 76 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 4 km/h across fall.
Sunrise & sunset in Fall
Daylight runs from about 12 h 18 min in early September to 11 h 12 min 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.
Is fall a good time to visit San Luis?
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 weaker month for outdoor sightseeing in San Luis.
What to pack for San Luis in Fall
From fall's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In fall, San Luis sees daytime highs around 28°C and nights near 20°C. Pack light clothes and rain gear. Worth having: sun protection. About 76 days see rain.
UV index in San Luis in Fall
Clear-sky midday UV across fall averages 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 San Luis peaks around April 9 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 at about 9 (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) | 10 | 12 | 13 | 14 | 11 | 13 | 12 | 12 | 12 | 11 | 9 | 9 |
| Level | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Very high |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 10 | Very high |
| Feb | 12 | Extreme |
| Mar | 13 | Extreme |
| Apr | 14 | Extreme |
| May | 11 | Extreme |
| Jun | 13 | Extreme |
| Jul | 12 | Extreme |
| Aug | 12 | Extreme |
| Sep | 12 | Extreme |
| Oct | 11 | Extreme |
| Nov | 9 | Very high |
| Dec | 9 | Very high |
Air quality in San Luis 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 Luis is worst in April — around 41 µg/m³ PM2.5 (poor), about 4.7× the cleanest month (December, 9 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) | 9 | 11 | 16 | 41 | 40 | 21 | 23 | 18 | 17 | 14 | 10 | 9 |
| Level | Good | Good | Moderate | Poor | Poor | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 9 | Good |
| Feb | 11 | Good |
| Mar | 16 | Moderate |
| Apr | 41 | Poor |
| May | 40 | Poor |
| Jun | 21 | Moderate |
| Jul | 23 | Moderate |
| Aug | 18 | Moderate |
| Sep | 17 | Moderate |
| Oct | 14 | Moderate |
| Nov | 10 | Good |
| Dec | 9 | Good |
Where is San Luis?
San Luis sits at 15.1°N, 88.4°W, 734 m above sea level, in Honduras. The nearest listed city is San José de Colinas, 18 km away.
Topography around San Luis
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of San Luis.
Within 3 km, the terrain around San Luis has significant variations in elevation — a maximum elevation change of 466 m around an average of 752 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,539 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,817 m.
The land around San Luis is covered by trees (72%) and grassland (25%) within 3 km, trees (73%) and grassland (23%) within 16 km, and trees (72%) and grassland (21%) within 80 km.
Honduras travel facts
- Travel advisory
- Level 3
- Reconsider Travel
- Power plugs
- Type A / B
- 120 V · 60 Hz
- Prices
- ≈ 46% of US
- price level, 2025
- GDP per capita
- $3,598
- 2025
- Happiness
- 6.1 / 10
- World Happiness, 2025
- Safe drinking water
- 66%
- of population, 2024
- Homicide rate
- 31.4
- per 100k, 2023
- Road deaths
- 16.1
- per 100k/yr, 2019
- Income group
- Lower middle
- World Bank
- English
- High
- EF EPI 553
- 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 Luis (15.1269°, -88.4393°, elevation 734 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.