Ciudad de Armería in Fall
In fall (September, October and November), Ciudad de Armería sees average daytime highs around 30°C and overnight lows near 24°C, with 510 mm of rain over about 50 wet days across the season. It is the 2nd-warmest season and the 2nd-wettest season.
Across fall, daytime highs hold fairly steady around 30°C. The sky is clear or mostly clear about 28% of the time across fall, and the air most often feels oppressive.
Fall is Ciudad de Armería's 3rd-best season to visit on our travel score. For the whole year in context, see Ciudad de Armería's year-round climate.
- Avg daytime high
- 30°C
- 2nd-warmest season
- Avg overnight low
- 24°C
- Rainfall
- 510 mm
- 50 wet days
- Avg wind
- 4 km/h
- Travel score
- 4.4
- 3rd-best season
- Months
- Sep · Oct · Nov
Temperature in Ciudad de Armería in Fall
Across fall, daytime highs hold fairly steady around 30°C.
A typical fall day in Ciudad de Armería reaches about 30°C and drops to 24°C overnight. The warmest of the three months is October, the coolest November.
How fall really feels in Ciudad de Armería
Once humidity and wind are folded in, fall brings about 89 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 de Armería 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 | 28° / 20° | 23 | 1.4 | 11 | 7.3 |
| Feb | 28° / 20° | 12 | 1.2 | 11.4 | 7.4 |
| Mar | 29° / 20° | 9 | 0.6 | 11.9 | 7.4 |
| Apr | 29° / 21° | 1 | 0.1 | 12.4 | 7.0 |
| May | 30° / 23° | 9 | 1.7 | 12.9 | 6.2 |
| Jun | 30° / 25° | 172 | 17.7 | 13.1 | 4.0 |
| Jul | 30° / 25° | 217 | 24.2 | 13 | 3.1 |
| Aug | 30° / 25° | 268 | 25.9 | 12.6 | 3.0 |
| Sep | 30° / 25° | 310 | 26.2 | 12.1 | 3.1 |
| Oct | 30° / 24° | 168 | 19.1 | 11.6 | 4.1 |
| Nov | 29° / 23° | 32 | 5.1 | 11.1 | 6.1 |
| Dec | 29° / 21° | 12 | 1.8 | 10.9 | 7.0 |
Cloud cover in Fall
The sky is clear or mostly clear about 28% of the time across fall.
Chance of precipitation in Fall
Ciudad de Armería gets around 510 mm of rain over 50 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 24 min in early September to 10 h 54 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 4.8 kWh/m².
Hazard calendar for Ciudad de Armería
In fall, Ciudad de Armería overlaps its pacific hurricane and monsoon season. The full year is below, with each hazard's peak months called out.
Ciudad de Armería sits in the eastern Pacific hurricane zone; the season peaks August–September.
Ciudad de Armería's monsoon runs June–October, when most of the year's rain falls.
Is fall a good time to visit Ciudad de Armería?
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 de Armería for sightseeing.
What to pack for Ciudad de Armería in Fall
From fall's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In fall, Ciudad de Armería sees daytime highs around 30°C and nights near 24°C. Pack light clothes and rain gear. Worth having: sun protection. About 50 days see rain.
Sea temperature near Ciudad de Armería in Fall
The nearest coast averages about 29°C across fall — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea offshore is warmest in August at about 30°C and coldest in April near 26°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) | 28 | 27 | 26 | 26 | 27 | 29 | 30 | 30 | 30 | 30 | 29 | 28 |
| Comfort | Warm | Warm | Warm | Warm | Warm | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 28 | Warm |
| Feb | 27 | Warm |
| Mar | 26 | Warm |
| Apr | 26 | Warm |
| May | 27 | Warm |
| Jun | 29 | Tropical |
| Jul | 30 | Tropical |
| Aug | 30 | Tropical |
| Sep | 30 | Tropical |
| Oct | 30 | Tropical |
| Nov | 29 | Tropical |
| Dec | 28 | Tropical |
UV index in Ciudad de Armería in Fall
Clear-sky midday UV across fall averages around 9 (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 de Armería peaks around May 12 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 14 at about 6 (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) | 8 | 10 | 12 | 12 | 12 | 10 | 11 | 10 | 11 | 9 | 7 | 6 |
| Level | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Extreme | Very high | High | High |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 8 | Very high |
| Feb | 10 | Extreme |
| Mar | 12 | Extreme |
| Apr | 12 | Extreme |
| May | 12 | Extreme |
| Jun | 10 | Extreme |
| Jul | 11 | Extreme |
| Aug | 10 | Very high |
| Sep | 11 | Extreme |
| Oct | 9 | Very high |
| Nov | 7 | High |
| Dec | 6 | High |
Air quality in Ciudad de Armería 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 Ciudad de Armería is worst in May — around 26 µg/m³ PM2.5 (moderate), about 5.0× the cleanest month (February, 5 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) | 6 | 5 | 6 | 14 | 26 | 14 | 10 | 8 | 7 | 7 | 6 | 6 |
| Level | Good | Good | Good | Moderate | Moderate | Moderate | Good | Good | Good | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 6 | Good |
| Feb | 5 | Good |
| Mar | 6 | Good |
| Apr | 14 | Moderate |
| May | 26 | Moderate |
| Jun | 14 | Moderate |
| Jul | 10 | Good |
| Aug | 8 | Good |
| Sep | 7 | Good |
| Oct | 7 | Good |
| Nov | 6 | Good |
| Dec | 6 | Good |
Where is Ciudad de Armería?
Ciudad de Armería sits at 18.9°N, 104.0°W, 32 m above sea level, in Mexico. The nearest listed city is Tecomán, 9.0 km away.
Topography around Ciudad de Armería
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Ciudad de Armería.
Within 3 km, the terrain around Ciudad de Armería has significant variations in elevation — a maximum elevation change of 290 m around an average of 54 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 829 m; within 80 km, extreme variations in elevation — a maximum elevation change of 4,211 m.
The land around Ciudad de Armería is covered by trees (57%) within 3 km, trees (45%) and water (23%) within 16 km, and trees (54%) and water (29%) 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 de Armería (18.9378°, -103.9642°, elevation 32 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.