San Martín, Argentina Climate by Month
San Martín, Mendoza, Argentina
Hot summers and cool winters, with little rain, mostly from November to March.
San Martín has hot summers and cool winters, with little rain, mostly from November to March. January is the warmest month, with highs around 91°F (33°C); July is the coolest at 60°F (15°C), and nights dip to 32°F (0°C). It gets only 6.9 in (176 mm) of rain a year. May to September are almost completely dry.
- Warmest month
- 91°F(33°C)
- Average high, January
- Coldest nights
- 32°F(0°C)
- Average low, July
- Rain per year
- 6.9 in(176 mm)
- Wettest: February
- Humidity
- 51%
- Sunniest: December
Best and worst months in San Martín
Best for weatherThe most comfortable weather comes in April, September and October, with highs around 74°F (24°C) and almost no rain.
Least pleasantDecember and January are the least pleasant; January is the hottest, with highs of 91°F (33°C).
Comfort combines how close the afternoon high is to 75°F (24°C) with how much rain falls and how humid it is. See where the weather is best in April.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
San Martín weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 91°F(33°C) | 64°F(18°C) | 1.1 in(29 mm) | 46% | 7.3 |
| FebFebruary | 88°F(31°C) | 62°F(17°C) | 1.4 in(35 mm) | 51% | 6.5 |
| MarMarch | 82°F(28°C) | 57°F(14°C) | 1.1 in(27 mm) | 57% | 5.3 |
| AprAprilBest | 73°F(23°C) | 49°F(9°C) | 0.4 in(11 mm) | 60% | 4.3 |
| MayMay | 65°F(19°C) | 41°F(5°C) | 0.2 in(6 mm) | 65% | 2.8 |
| JunJune | 60°F(16°C) | 34°F(1°C) | 0.2 in(4 mm) | 63% | 2.7 |
| JulJuly | 60°F(15°C) | 32°F(0°C) | 0.2 in(4 mm) | 57% | 3.0 |
| AugAugust | 65°F(18°C) | 37°F(3°C) | 0.2 in(5 mm) | 47% | 3.9 |
| SepSeptemberBest | 71°F(22°C) | 43°F(6°C) | 0.3 in(7 mm) | 44% | 4.8 |
| OctOctoberBest | 78°F(26°C) | 51°F(10°C) | 0.4 in(10 mm) | 43% | 5.9 |
| NovNovember | 84°F(29°C) | 57°F(14°C) | 0.6 in(16 mm) | 43% | 7.0 |
| DecDecember | 90°F(32°C) | 62°F(17°C) | 0.9 in(22 mm) | 39% | 7.5 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
Places with a similar climate outside Argentina
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