Ciudad Constitución in Fall
In fall (September, October and November), Ciudad Constitución sees average daytime highs around 32°C and overnight lows near 20°C, with 74 mm of rain over about 7 wet days across the season. It is the 2nd-warmest season and the wettest season of the year.
Over the season highs ease from about 35°C in early September to 27°C by late November. The sky is clear or mostly clear about 72% of the time across fall, and the air most often feels humid.
Fall is Ciudad Constitución's 3rd-best season to visit on our travel score. For the whole year in context, see Ciudad Constitución's year-round climate.
- Avg daytime high
- 32°C
- 2nd-warmest season
- Avg overnight low
- 20°C
- Rainfall
- 74 mm
- 7 wet days
- Avg wind
- 13 km/h
- Travel score
- 5.2
- 3rd-best season
- Months
- Sep · Oct · Nov
Temperature in Ciudad Constitución in Fall
Over the season highs ease from about 35°C in early September to 27°C by late November.
A typical fall day in Ciudad Constitución reaches about 32°C and drops to 20°C overnight. The warmest of the three months is September, the coolest November.
How fall really feels in Ciudad Constitución
Once humidity and wind are folded in, fall brings about 49 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.
Ciudad Constitución 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° / 12° | 7 | 1 | 10.6 | 8.6 |
| Feb | 26° / 12° | 7 | 1.2 | 11.1 | 8.3 |
| Mar | 27° / 13° | 3 | 0.4 | 11.8 | 8.4 |
| Apr | 28° / 14° | 1 | 0.1 | 12.6 | 7.6 |
| May | 30° / 15° | 0 | 0.1 | 13.2 | 7.1 |
| Jun | 32° / 18° | 2 | 0.2 | 13.5 | 5.6 |
| Jul | 35° / 22° | 3 | 0.6 | 13.4 | 3.5 |
| Aug | 35° / 24° | 18 | 2.4 | 12.9 | 2.8 |
| Sep | 35° / 24° | 46 | 4.2 | 12.2 | 3.3 |
| Oct | 32° / 20° | 16 | 1.3 | 11.4 | 5.2 |
| Nov | 29° / 16° | 12 | 1 | 10.8 | 7.2 |
| Dec | 26° / 12° | 10 | 1.4 | 10.5 | 8.4 |
Cloud cover in Fall
The sky is clear or mostly clear about 72% of the time across fall.
Chance of precipitation in Fall
Ciudad Constitución gets around 74 mm of rain over 7 wet days across fall. The line is the day-by-day chance of measurable precipitation.
Humidity in Fall
Most of fall feels humid — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Fall
Winds average 13 km/h across fall.
Sunrise & sunset in Fall
Daylight runs from about 12 h 30 min in early September to 10 h 36 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 5.5 kWh/m².
Hazard calendar for Ciudad Constitución
In fall, Ciudad Constitución overlaps its pacific hurricane season. The full year is below, with each hazard's peak months called out.
Ciudad Constitución sits in the eastern Pacific hurricane zone; the season peaks August–September.
Is fall a good time to visit Ciudad Constitución?
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 Ciudad Constitución for sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Ciudad Constitución in Fall
From fall's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In fall, Ciudad Constitución sees daytime highs around 32°C and nights near 20°C. Pack light clothes and sun protection. About 7 days see rain.
Sea temperature near Ciudad Constitución in Fall
The nearest coast averages about 25°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 48 km away) is warmest in September at about 26°C and coldest in April near 18°C.
It's comfortable for a long swim from Jun 25 to Jan 19 — about 6.9 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 20 | 19 | 18 | 18 | 18 | 19 | 23 | 25 | 26 | 25 | 23 | 22 |
| Comfort | Refreshing | Cool | Cool | Cool | Cool | Cool | Refreshing | Warm | Warm | Warm | Refreshing | Refreshing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 20 | Refreshing |
| Feb | 19 | Cool |
| Mar | 18 | Cool |
| Apr | 18 | Cool |
| May | 18 | Cool |
| Jun | 19 | Cool |
| Jul | 23 | Refreshing |
| Aug | 25 | Warm |
| Sep | 26 | Warm |
| Oct | 25 | Warm |
| Nov | 23 | Refreshing |
| Dec | 22 | Refreshing |
UV index in Ciudad Constitución in Fall
Clear-sky midday UV across fall averages around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Ciudad Constitución peaks around July 14 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 5 (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) | 6 | 7 | 9 | 11 | 11 | 12 | 13 | 11 | 10 | 8 | 6 | 5 |
| Level | High | High | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | High | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 6 | High |
| Feb | 7 | High |
| Mar | 9 | Very high |
| Apr | 11 | Extreme |
| May | 11 | Extreme |
| Jun | 12 | Extreme |
| Jul | 13 | Extreme |
| Aug | 11 | Extreme |
| Sep | 10 | Extreme |
| Oct | 8 | Very high |
| Nov | 6 | High |
| Dec | 5 | Moderate |
Where is Ciudad Constitución?
Ciudad Constitución sits at 25.0°N, 111.7°W, 53 m above sea level, in Mexico. The nearest listed city is La Paz, 169 km away.
Topography around Ciudad Constitución
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Ciudad Constitución.
Within 3 km, the terrain around Ciudad Constitución has only modest variations in elevation — a maximum elevation change of 14 m around an average of 52 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 64 m; within 80 km, large variations in elevation — a maximum elevation change of 1,115 m.
The land around Ciudad Constitución is covered by bare terrain (51%) and artificial surfaces (33%) within 3 km, bare terrain (52%) and shrubs (35%) within 16 km, and shrubs (58%) and water (24%) 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 Ciudad Constitución (25.0321°, -111.6626°, elevation 53 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.