Río Gallegos Climate by Month
Río Gallegos, Santa Cruz, Argentina
Mild summers and cold winters, with little rain.
Río Gallegos has mild summers and cold winters, with little rain. Expect highs of 67°F (20°C) in January and 42°F (5°C) in July, with the coldest nights (July) near 29°F (-1°C). It gets only 10 in (262 mm) of rain a year.
- Warmest month
- 67°F(20°C)
- Average high, January
- Coldest nights
- 29°F(-1°C)
- Average low, July
- Rain per year
- 10 in(262 mm)
- No clear rainy season
- Humidity
- 66%
- Sunniest: December
Best and worst months in Río Gallegos
Best for weatherThe most comfortable weather comes from December to February, with highs around 66°F (19°C) and about 1.1 in (28 mm) of rain a month.
Least pleasantJune and July are the least pleasant; July is the coldest, with highs of only 42°F (5°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 January.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
Río Gallegos weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuaryBest | 67°F(20°C) | 46°F(8°C) | 1.1 in(29 mm) | 51% | 4.9 |
| FebFebruaryBest | 67°F(19°C) | 44°F(7°C) | 1.1 in(27 mm) | 60% | 4.3 |
| MarMarch | 62°F(17°C) | 42°F(5°C) | 1.2 in(30 mm) | 60% | 3.0 |
| AprApril | 56°F(13°C) | 37°F(3°C) | 0.9 in(24 mm) | 65% | 1.9 |
| MayMay | 48°F(9°C) | 33°F(1°C) | 0.9 in(24 mm) | 82% | 1.1 |
| JunJune | 42°F(5°C) | 29°F(-1°C) | 0.8 in(20 mm) | 85% | 0.7 |
| JulJuly | 42°F(5°C) | 29°F(-1°C) | 0.7 in(19 mm) | 86% | 0.8 |
| AugAugust | 45°F(7°C) | 31°F(0°C) | 0.5 in(13 mm) | 76% | 1.6 |
| SepSeptember | 51°F(11°C) | 34°F(1°C) | 0.5 in(12 mm) | 65% | 2.6 |
| OctOctober | 58°F(15°C) | 37°F(3°C) | 0.6 in(15 mm) | 54% | 4.0 |
| NovNovember | 62°F(17°C) | 41°F(5°C) | 0.8 in(20 mm) | 54% | 4.8 |
| DecDecemberBest | 65°F(19°C) | 44°F(7°C) | 1.1 in(29 mm) | 55% | 5.1 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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