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Best time to visit · Argentina
On the climate data, the best time to visit Valle de Uco is March – May and August – October, scoring up to 91/100 with highs around 76°F (24°C) and 0.7 in (19 mm) of rain in April. June & July and November are good shoulder-season months. The toughest months are December – February, mainly because of heat.
Highs run from 61°F to 90°F across the year, and the yearly total is about 11.3 in (287 mm) of rain.
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high | 90°F32°C | 88°F31°C | 84°F29°C | 76°F24°C | 67°F20°C | 62°F17°C | 61°F16°C | 65°F18°C | 70°F21°C | 76°F25°C | 83°F28°C | 88°F31°C |
| Avg low | 64°F18°C | 62°F17°C | 58°F15°C | 52°F11°C | 47°F8°C | 41°F5°C | 39°F4°C | 42°F6°C | 46°F8°C | 51°F11°C | 56°F13°C | 60°F16°C |
| Rain | 1.3 in32 mm | 1.3 in34 mm | 1.0 in26 mm | 0.7 in19 mm | 1.2 in30 mm | 1.1 in29 mm | 1.0 in26 mm | 0.8 in21 mm | 0.5 in12 mm | 0.6 in16 mm | 0.9 in22 mm | 0.8 in20 mm |
| Humidity | 45% | 48% | 47% | 45% | 47% | 45% | 46% | 42% | 41% | 39% | 38% | 39% |
| Cloud | 53% | 52% | 51% | 57% | 66% | 68% | 68% | 67% | 67% | 68% | 60% | 54% |
| Comfort | 72 | 77 | 86 | 91 | 88 | 84 | 81 | 88 | 88 | 87 | 85 | 76 |
Source: NASA POWER (public domain), 2001–2025 monthly averages on a ~50 km satellite and reanalysis grid, so coasts and valleys can differ from what's shown. Temperatures were adjusted from the grid cell's ~2,486 m (8,157 ft) to Valle de Uco's ~983 m (3,225 ft) elevation using the standard lapse rate of 6.5°C per 1,000 m. Precipitation includes snow as melted water; daylight is calculated from latitude. Check a forecast before you go.
Valle de Uco is in the Southern Hemisphere, so the seasons run opposite to North America and Europe.
Peak warmth: highs of 88–90°F (31–32°C). It's the wettest season, with about 3.4 in (86 mm) of rain, 30% of the year's total. Lows bottom out around 60°F (16°C). It holds the toughest stretch on our comfort score (December – February), averaging 75/100.
Temperatures slide from 84°F highs in March to 67°F by May. About 3.0 in (75 mm) of rain falls across these months, 26% of the year's total. Lows bottom out around 47°F (8°C). March – May are among the best-scoring months (season average 88/100).
The coldest season, with highs of 61–65°F (16–18°C) and lows down to 39°F (4°C). About 3.0 in (76 mm) of rain falls across these months, 26% of the year's total. Comfort peaks here: August ranks with the year's best, and the season averages 84/100.
Temperatures climb through the season, from 70°F highs in September to 83°F by November. It's the driest season, with only about 2.0 in (50 mm) of rain, 17% of the year's total. Lows bottom out around 46°F (8°C). September & October are among the best-scoring months (season average 87/100).
By comfort score: 11 Great and 1 Good. Great months: February – December. Tap a month for its own guide.
On the climate data, the best time to visit Valle de Uco is March – May and August – October, scoring up to 91/100 with highs around 76°F (24°C) and 0.7 in (19 mm) of rain in April. June & July and November are good shoulder-season months. The toughest months are December – February, mainly because of heat.
February is the wettest month, averaging about 1.3 in (34 mm) of rain. September is the driest, with about 0.5 in (12 mm). The yearly total is around 11.3 in (287 mm).
July is the coldest, with average lows of 39°F (4°C) and highs of 61°F (16°C). The warmest is January, with average highs of 90°F (32°C).
Not very: summer (December – February) humidity averages 44%, and highs peak around 90°F (32°C), so heat matters more than mugginess.
Not on average: even in July, the coldest month, lows average 39°F (4°C). Individual cold snaps can still dip lower.
Poll the group on March – May and August – October dates, then plan the days, packing and costs together.
