If you're looking for summer vibes, the best time to travel to Rio Gallegos is in January, February and December, when the average temperature reaches 19.44 °C, while August, October and July are the 3 sunniest months of the year, with an average of 114.48 hours.
However, if you prefer colder temperatures, make sure you visit Rio Gallegos during June, May or July to experience an average of -2.49 °C.
For those who don't care too much about temperatures, but want to avoid getting wet in the rain, it's important to avoid travelling during July, January and February, when the average precipitation in Rio Gallegos is 2.82 mm, while the months of January, February and March are drier, with an average of 0 mm.