Weather in Meksiko in September
Country-wide climate normals across 50 cities in Meksiko.
How Hot Is Meksiko in September?
Meksiko runs warm in September, with a sharp climate gradient — Toluca at 19°C, Mexicali at a much hotter 39°C, capital Mexico City sitting near 26°C.
Sunshine in Meksiko in September
Dark, overcast days dominate Meksiko in September — Mexico City sees just 2.4h of sun a day, and the pattern is similar across most regions. Cloud cover is heavy and persistent, with even the brighter regions struggling to escape the gloom for long.
Does It Rain In Meksiko In September?
Heavy rain shapes Meksiko's September: Mexico City averages 175mm across 17 days, and most regions of the country see similar persistent wet conditions. Long sunny stretches are rare. Expect rain on roughly two out of every three days.
Is Meksiko Humid In September?
Meksiko's September is humid — 70% on average in Mexico City, with similar muggy conditions in most regions. Afternoons feel sticky, especially after rain, and the moisture amplifies warm-day temperatures noticeably. Coastal cities see the highest readings.
Wind In Meksiko In September
Light breezes are typical across Meksiko in September: 14 kph in Mexico City, with similar gentle wind conditions in most regions. The air moves enough to keep things fresh on warm days but not enough to be disruptive. Coastal cities may see slightly more.
Cloud Cover In Meksiko In September
Cloudy skies dominate Meksiko in September — 69% cover in Mexico City, with similar overcast conditions in most regions. Direct sun is patchy and broken; expect grey stretches between brief bright moments. Coastal areas may be heavier than inland.