What to expect in Mexico City in August
August is a mixed month in Mexico City. You get 21° / 12°, but manageable crowds at the big attractions. Worth it for the right traveller.
Mexico City weather in August
Typical conditions in Mexico City during August, based on long-run climate normals rather than any single year. Treat it as a planning guide, not a forecast.
| Average high | 21°C 70°F |
|---|---|
| Average low | 12°C 54°F |
| Rainfall | Wet 150/100 |
| Total rainfall | 169 mm6.7 in |
| Rainy days | 23 |
| Daylight | 12 h 47 min |
| How it feels | Mild — layers weather |
Average highs sit around 21°C with lows near 12°C. Expect a fair amount of rain, so plan indoor backups.
Crowds & demand
Crowd levels are Moderate for Mexico City — manageable crowds at the big attractions.
Prices & value
This month counts as low season: some of the best deals of the year.
What to pack
Layers you can shed: 21°C by day and about 12°C after dark is a two-jacket kind of month. Add a compact rain shell and shoes you do not mind soaking; this is one of the wetter months.
What it costs
This is one of the cheaper months to visit Mexico City. Flights and accommodation sit near their yearly floor, and you can usually book late without being punished for it. Compared with the most expensive month of the year, you are looking at roughly 31% less.
Who this month suits
- Anyone travelling on a budget
- People who would rather have space than perfect conditions
Events & what’s on
No major festivals fall in August, so the destination feels like its everyday self.
Mexico City in August compared with nearby months
If your dates are flexible by a few weeks, this is what shifting them actually buys you.
| Month | Temp | Crowds | Price | Score |
|---|---|---|---|---|
| June | 23° / 13° | Moderate | $ | 58 |
| July | 21° / 12° | Moderate | $$ | 50 |
| August · This month | 21° / 12° | Moderate | $ | 52 |
| September | 21° / 12° | Moderate | $$ | 53 |
| October | 21° / 10° | Moderate | $$ | 61 |
These months score higher for Mexico City on the same blend of weather, crowds and price. Same destination, better odds.
Or go somewhere else in August
If the destination is negotiable but the month is not, these places are at their best in August.
Figures are climate normals and modelled estimates — a planning guide, not a forecast. We separate fact, estimate and recommendation. Updated October 2026
