Mexico City weather in August
Temperature, sea and sunshine in August: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in August
Good
Best time to visit: October – May
What is the weather like in Mexico City in August?
In August, Mexico City is warm: daytime highs average 22 °C, and nights cool down to about 12 °C. Expect around 6 hours of sunshine a day. It rains often – on about 16 days, adding up to 94 mm. All in all, August is a good month for a holiday in Mexico City.
August compared
How the weather changes from July to September. Tap a month to open it.
| JulyJul | AugustAug | SeptemberSep | |
|---|---|---|---|
| Score | 64 | 63 | 56 |
| Day | 22° | 22° | 21° |
| Night | 12° | 12° | 12° |
| Sun | 6 h | 6 h | 4 h |
| Rain days | 16 | 16 | 16 |
More details for August
- Daylight
- 12 h 49 min06:17 – 19:06
- UV index
- 14 · extremeclear sky, noon (estimate)All months
- Muggy days
- 0 daysdew point 18 °C or more
- Wind
- 16 km/haverage daily peak
- Cloud cover
- 73 %on average
- Hot days
- 0 days30 °C or more
- Time zone
- UTC−6America/Mexico_City
How the score comes together
- Temperatureweight 50 %100 %
- Sunshineweight 20 %47 %
- Few rainy daysweight 30 %14 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in August
- Sunscreen
- Sunglasses & sun hat
- A jumper for the evenings
- Rain jacket or umbrella
Mexico City in August: quick answers
Is Mexico City hot in August?
Warm rather than hot: in August, daytime highs in Mexico City average 22 °C and nights cool to about 12 °C.
Does it rain much in Mexico City in August?
It rains often – on about 16 days, adding up to 94 mm.
Mexico City month by month
The whole year in Mexico CityAll destinations: MexicoWhere to go in August
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0)