Mendoza
September
Weather in Mendoza for September 2026
Your guide to Mendoza weather in September - trends and predictions
In general, the average temperature in Mendoza at the beginning of September is 16.3 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 21.6 °C by the end of September.
Precipitation in Mendoza during September is a rare event, with an average of fewer than 2 rainy days.
Temperatures
Rain 🌧️
30
Dry days
0
Rainy days
0
Snow days
21°/10°
Temperatures
20 km/h
Avg max wind
28 %
Avg humidity
Mendoza Weather September
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Temperatures trend during September in Mendoza
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September weather in Mendoza day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Sunny | 17° /5° | 0 mm | 6 | |
| 2 Sept. | Sunny | 22° /9° | 0 mm | 7 | |
| 3 Sept. | Sunny | 13° /6° | 0 mm | 5 | |
| 4 Sept. | Sunny | 13° /6° | 0 mm | 5 | |
| 5 Sept. |  Partly cloudy | 16° /7° | 0 mm | 6 | |
| 6 Sept. | Sunny | 16° /8° | 0 mm | 6 | |
| 7 Sept. | Sunny | 17° /9° | 0 mm | 6 | |
| 8 Sept. | Sunny | 18° /10° | 0 mm | 6 | |
| 9 Sept. | Sunny | 23° /11° | 0 mm | 7 | |
| 10 Sept. | Sunny | 22° /11° | 0 mm | 7 | |
| 11 Sept. | Sunny | 17° /9° | 0 mm | 6 | |
| 12 Sept. | Sunny | 20° /10° | 0 mm | 7 | |
| 13 Sept. | Sunny | 22° /13° | 0 mm | 7 | |
| 14 Sept. | Sunny | 17° /9° | 0 mm | 6 | |
| 15 Sept. | Sunny | 21° /11° | 0 mm | 7 | |
| 16 Sept. |  Overcast | 22° /13° | 0 mm | 7 | |
| 17 Sept. |  Cloudy | 24° /15° | 0 mm | 7 | |
| 18 Sept. | Overcast | 26° /15° | 0 mm | 8 | |
| 19 Sept. | Sunny | 22° /14° | 0.2 mm | 7 | |
| 20 Sept. | Sunny | 22° /11° | 0 mm | 7 | |
| 21 Sept. | Sunny | 23° /11° | 1.4 mm | 7 | |
| 22 Sept. | Sunny | 20° /11° | 0 mm | 7 | |
| 23 Sept. | Sunny | 20° /11° | 0 mm | 7 | |
| 24 Sept. | Sunny | 20° /11° | 0 mm | 7 | |
| 25 Sept. |  Patchy rain possible | 19° /9° | 0 mm | 6 | |
| 26 Sept. | Sunny | 21° /9° | 1.4 mm | 7 | |
| 27 Sept. | Sunny | 20° /9° | 2.7 mm | 6 | |
| 28 Sept. | Sunny | 23° /12° | 0 mm | 7 | |
| 29 Sept. | Sunny | 25° /14° | 0 mm | 8 | |
| 30 Sept. | Sunny | 23° /15° | 0 mm | 7 | |
| Next | |||||
Important Notice
Our weather forecast for Mendoza in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Mendoza forecast closer to your planned date for the most up-to-date weather information.
Change Month
Mendoza in September - FAQ
What are the expected maximum and minimum temperatures in Mendoza during September?
Enjoy moderate daytime temperatures of up to 21° and cooler nights around 10°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Mendoza during September?
Rainfall in Mendoza during September is rare to nonexistent, with the total expected rainfall being less than 10 mm and approximately 0 days seeing any precipitation. Planning without the concern for rain is generally straightforward during this very dry period.
What are the typical wind conditions in Mendoza during September?
The average wind speed in Mendoza during September is 20 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Mendoza
Explore the daily rainfall trends and prepare for Mendozas September weather 💧
UV exposure in Mendoza during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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