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Climate · Mendoza

Mendoza in September

Mild and mostly dry, as the days lengthen.

Typical weather, averaged over 30 years

September in Mendoza is mild: highs near 70°F, lows near 44°F. Rain falls on about one day a week, and the days lengthen by 44 minutes from the first week to the last.September in Mendoza is mild: highs near 21°C, lows near 7°C. Rain falls on about one day a week, and the days lengthen by 44 minutes from the first week to the last.

High
70°F21°Caverage
Low
44°F7°Caverage
Wet days
1a week · 19% of days
Daylight
11h 58mon average

Is September a good time to visit Mendoza?

Yes. September is one of Mendoza's best months (March to April, or September to November).

How we judge it: every month is scored on how close its typical high comes to the range from 70°F to 80°F, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.How we judge it: every month is scored on how close its typical high comes to the range from 21°C to 27°C, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.

How September sits in the year

week by week

Temperature

Highs near 70°F in September, against 59°F to 89°F through the year.Highs near 21°C in September, against 15°C to 32°C through the year.

Chance of a wet day

19% of days in September, against 12% to 36% through the year.

Cloud cover

30% cover in September, against 23% to 44% through the year.

Daylight

11h 58m in September, against 10h 01m to 14h 17m through the year.

Week by week, lightly smoothed, with September shaded. The olive line marks the best months. Hover or tap a week for its figures.

Either side

  1. August63°17°low 39°low 4°1 wet day a weekRain on about one day a week.
  2. September70°21°low 44°low 7°1 wet day a weekRain on about one day a week.
  3. October76°24°low 50°low 10°2 wet days a weekRain on about two days a week.

Where Mendoza sits, in September

America/Argentina/Mendoza
this place
typical high in September 40°F4°C95°F35°C
Sunrise, mid-September
7:35 AMsets 7:26 PM
Above the sea
760 mupland
Latitude
32.9°Ssouthern hemisphere
Nearest of ours
San Pablo94 km south-west

The land around Mendoza, shaded by its typical high in September, the planning map's own layer. Hover the map for the figure at that spot; tap it on a phone. Clock times are local, for the 15th.

Elsewhere in Argentina in September

high · low · wet days
See September on the planning mapThe whole year in Mendoza

Typical weather, averaged over 30 years (1995–2024), from the 11 km grid square nearest Mendoza. Temperatures are adjusted against 66 weather stations: daytime highs read about 3.1°F cold in the source data and are raised to match.Temperatures are adjusted against 66 weather stations: daytime highs read about 1.7°C cold in the source data and are raised to match. Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not. Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.

Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not.

Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.