Mexico City in Summer
In summer (June, July and August), Mexico City sees average daytime highs around 22°C and overnight lows near 11°C, with 462 mm of rain over about 62 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 24°C in early June to 21°C by late August. The sky is clear or mostly clear about 14% of the time across summer, and the air most often feels dry.
Summer is Mexico City's weakest season of the year to visit on our travel score. For the whole year in context, see Mexico City's year-round climate.
- Avg daytime high
- 22°C
- 2nd-warmest season
- Avg overnight low
- 11°C
- Rainfall
- 462 mm
- 62 wet days
- Avg wind
- 6 km/h
- Travel score
- 5.0
- weakest season of the year
- Months
- Jun · Jul · Aug
Temperature in Mexico City in Summer
Over the season highs ease from about 24°C in early June to 21°C by late August.
A typical summer day in Mexico City reaches about 22°C and drops to 11°C overnight. The warmest of the three months is June, the coolest July.
Mexico City weather by month
How the three summer months (June, July and August) 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 | 20° / 5° | 23 | 4.5 | 11 | 7.4 |
| Feb | 22° / 6° | 19 | 4.2 | 11.3 | 7.9 |
| Mar | 24° / 7° | 30 | 6.3 | 11.9 | 7.9 |
| Apr | 25° / 9° | 49 | 8.9 | 12.4 | 7.3 |
| May | 24° / 11° | 75 | 12.3 | 12.9 | 6.7 |
| Jun | 23° / 12° | 151 | 17.4 | 13.1 | 5.5 |
| Jul | 22° / 11° | 152 | 22.8 | 13.1 | 4.7 |
| Aug | 22° / 11° | 159 | 21.9 | 12.7 | 4.7 |
| Sep | 21° / 11° | 173 | 20.3 | 12.1 | 4.8 |
| Oct | 21° / 9° | 95 | 13 | 11.6 | 5.9 |
| Nov | 20° / 7° | 33 | 6.5 | 11.1 | 7.1 |
| Dec | 20° / 5° | 17 | 3 | 10.8 | 7.7 |
Cloud cover in Summer
The sky is clear or mostly clear about 14% of the time across summer.
Chance of precipitation in Summer
Mexico City gets around 462 mm of rain over 62 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 6 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 13 h 06 min in early June to 12 h 24 min by late August. The lit band spans sunrise to sunset each day.
Solar energy in Summer
Average shortwave solar energy reaching the ground each day across summer, about 5.9 kWh/m².
Hazard calendar for Mexico City
In summer, Mexico City overlaps its rainy season season. The full year is below, with each hazard's peak months called out.
Mexico City's rainy season runs June–October, when most of the year's rain falls.
Is summer a good time to visit Mexico City?
Our two travel scores rate summer for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
summer is a reasonable time to visit Mexico City for sightseeing.
What to pack for Mexico City in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Mexico City sees daytime highs around 22°C and nights near 11°C. Pack rain gear and sun protection. Worth having: light clothes. About 62 days see rain.
UV index in Mexico City in Summer
Clear-sky midday UV across summer averages around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Mexico City peaks around June 16 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 at about 8 (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) | 9 | 11 | 14 | 14 | 12 | 14 | 12 | 14 | 11 | 11 | 9 | 8 |
| Level | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Very high |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 9 | Very high |
| Feb | 11 | Extreme |
| Mar | 14 | Extreme |
| Apr | 14 | Extreme |
| May | 12 | Extreme |
| Jun | 14 | Extreme |
| Jul | 12 | Extreme |
| Aug | 14 | Extreme |
| Sep | 11 | Extreme |
| Oct | 11 | Extreme |
| Nov | 9 | Very high |
| Dec | 8 | Very high |
Air quality in Mexico City in Summer
Average fine-particle pollution (PM2.5) through the year — so you can see where summer falls, not just the annual average.
Air quality in Mexico City is worst in December — around 29 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.
Seasonal pattern from CAMS reanalysis, scaled to Mexico City's WHO annual average of 22.7 µg/m³.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 24 | 23 | 21 | 18 | 22 | 20 | 22 | 21 | 22 | 22 | 28 | 29 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 24 | Moderate |
| Feb | 23 | Moderate |
| Mar | 21 | Moderate |
| Apr | 18 | Moderate |
| May | 22 | Moderate |
| Jun | 20 | Moderate |
| Jul | 22 | Moderate |
| Aug | 21 | Moderate |
| Sep | 22 | Moderate |
| Oct | 22 | Moderate |
| Nov | 28 | Moderate |
| Dec | 29 | Moderate |
Where is Mexico City?
Mexico City sits at 19.4°N, 99.1°W, 2,240 m above sea level, in Mexico. The nearest listed city is Cuauhtémoc, 3.0 km away.
Topography around Mexico City
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Mexico City.
Within 3 km, the terrain around Mexico City has only modest variations in elevation — a maximum elevation change of 22 m around an average of 2,232 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 501 m; within 80 km, extreme variations in elevation — a maximum elevation change of 4,439 m.
The land around Mexico City is covered by artificial surfaces (93%) within 3 km, artificial surfaces (78%) within 16 km, and trees (33%) and cropland (27%) 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 Mexico City (19.4285°, -99.1277°, elevation 2,240 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.