San Isidro, Argentina Climate by Month
San Isidro, Catamarca, Argentina
Hot summers and cool winters, with most rain from November to March.
The climate in San Isidro is one of hot summers and cool winters, with most rain from November to March. Expect highs of 92°F (33°C) in December and 67°F (19°C) in June, with the coldest nights (July) near 39°F (4°C). Of the 18 in (445 mm) of rain in a typical year, 77% falls from November to March. June to September are almost completely dry.
- Warmest month
- 92°F(33°C)
- Average high, December
- Coldest nights
- 39°F(4°C)
- Average low, July
- Rain per year
- 18 in(445 mm)
- Wettest: January
- Humidity
- 56%
- Sunniest: January
Best and worst months in San Isidro
Best for weatherAugust is the best time for weather in San Isidro: highs near 74°F (23°C) and almost no rain.
Least pleasantDecember and January are the least pleasant; January is the hottest, with highs of 92°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 August.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
San Isidro weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 92°F(33°C) | 69°F(21°C) | 3.6 in(91 mm) | 56% | 6.7 |
| FebFebruary | 88°F(31°C) | 67°F(20°C) | 3.1 in(78 mm) | 62% | 6.3 |
| MarMarch | 85°F(29°C) | 64°F(18°C) | 2.7 in(69 mm) | 66% | 5.7 |
| AprApril | 79°F(26°C) | 57°F(14°C) | 1.4 in(35 mm) | 65% | 4.5 |
| MayMay | 72°F(22°C) | 49°F(9°C) | 0.7 in(17 mm) | 67% | 3.5 |
| JunJune | 67°F(19°C) | 42°F(6°C) | 0.3 in(7 mm) | 63% | 2.9 |
| JulJuly | 67°F(19°C) | 39°F(4°C) | 0.2 in(5 mm) | 59% | 3.4 |
| AugAugustBest | 74°F(23°C) | 45°F(7°C) | 0.2 in(4 mm) | 46% | 4.2 |
| SepSeptember | 80°F(27°C) | 52°F(11°C) | 0.3 in(8 mm) | 41% | 5.3 |
| OctOctober | 85°F(29°C) | 60°F(16°C) | 1.1 in(28 mm) | 44% | 5.7 |
| NovNovember | 89°F(32°C) | 65°F(18°C) | 1.6 in(41 mm) | 48% | 6.5 |
| DecDecember | 92°F(33°C) | 68°F(20°C) | 2.4 in(62 mm) | 51% | 6.6 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
Places with a similar climate outside Argentina
- 🇲🇽Ciudad Melchor Múzquiz↻Seasons flipped. Coahuila, Mexico · Pop. 35k83%matchHotter summersLess sunSan Isidro vs Ciudad Melchor Múzquiz →
- 🇿🇦ThabazimbiLimpopo, South Africa · Pop. 35k83%matchMore sunWetter summersSan Isidro vs Thabazimbi →
- 🇲🇽Santa Catarina↻Seasons flipped. Nuevo León, Mexico · Pop. 304k82%matchLess sunMilder wintersSan Isidro vs Santa Catarina →
- 🇿🇦HammanskraalNorth West, South Africa · Pop. 113k80%matchMore sunCooler summersSan Isidro vs Hammanskraal →
- 🇿🇦Bela BelaLimpopo, South Africa · Pop. 90k80%matchMore sunCooler summersSan Isidro vs Bela Bela →
- 🇦🇷La RiojaArgentina · Pop. 179k95%matchDrier overallColder wintersSan Isidro vs La Rioja →
- 🇦🇷Santiago del EsteroArgentina · Pop. 252k92%matchLess sunMore humidSan Isidro vs Santiago del Estero →
- 🇦🇷Termas de Río HondoSantiago del Estero, Argentina · Pop. 28k90%matchLess sunWetter overallSan Isidro vs Termas de Río Hondo →
- 🇦🇷General GüemesSalta, Argentina · Pop. 38k87%matchLess sunCooler summersSan Isidro vs General Güemes →
- 🇦🇷San Pedro de JujuyJujuy, Argentina · Pop. 58k86%matchMilder wintersLess sunSan Isidro vs San Pedro de Jujuy →