Río Negro Weather by Month — Temperature & Rainfall Guide

Río Negro is a region in Argentina. Many people wonder what the weather conditions are in Río Negro over the year. What is the best time to visit Río Negro?

This page shows the average weather conditions by month in Río Negro over the year in: January, February, March, April, May, June, July, August, September, October, November, December.

In January the weather in Río Negro ranges from pleasant in Villa Mascardi to perfect in El Bolsón. January is a summer month. The temperatures range from pleasant in Villa Mascardi with 19°C (66°F) to very high in Allen with 33°C (91°F).

Find more detailed climate information for Río Negro in January here.

In February the weather in Río Negro ranges from pleasant in Villa Mascardi to perfect in El Bolsón. February is a summer month. The temperatures range from pleasant in Villa Mascardi with 19°C (66°F) to very high in Allen with 31°C (88°F). On average, this month is the warmest month of the year in Río Negro.

Find more detailed climate information for Río Negro in February here.

In March the weather in Río Negro ranges from tolerable in Villa Mascardi to perfect in Las Grutas. March is a summer month. The temperatures range from moderate in Villa Mascardi with 17°C (63°F) to high in Allen with 28°C (82°F).

Find more detailed climate information for Río Negro in March here.

In April the weather in Río Negro ranges from poor in El Bolsón to perfect in Las Grutas. The temperatures range from low in Villa Mascardi with 12°C (54°F) to high in Río Colorado with 23°C (73°F).

Find more detailed climate information for Río Negro in April here.

In May the weather in Río Negro ranges from poor in El Bolsón to pleasant in Las Grutas. The temperatures range from low in Villa Mascardi with 8°C (46°F) to pleasant in Río Colorado with 18°C (64°F).

Find more detailed climate information for Río Negro in May here.

In June the weather in Río Negro ranges from poor in El Bolsón to pleasant in Las Grutas. June is a winter month. The temperatures range from low in Villa Mascardi with 4°C (39°F) to moderate in Río Colorado with 15°C (59°F).

Find more detailed climate information for Río Negro in June here.

In July the weather in Río Negro ranges from poor in El Bolsón to pleasant in Las Grutas. July is a winter month. The temperatures range from low in Villa Mascardi with 4°C (39°F) to moderate in Río Colorado with 14°C (57°F). On average, this month is one of the coldest months of the year in Río Negro. So be prepared and make sure to dress up warm.

Find more detailed climate information for Río Negro in July here.

In August the weather in Río Negro ranges from poor in El Bolsón to pleasant in Las Grutas. August is a winter month. The temperatures range from low in Villa Mascardi with 5°C (41°F) to moderate in Río Colorado with 17°C (63°F).

Find more detailed climate information for Río Negro in August here.

In September the weather in Río Negro ranges from poor in El Bolsón to perfect in Las Grutas. The temperatures range from low in Villa Mascardi with 7°C (45°F) to pleasant in Río Colorado with 20°C (68°F).

Find more detailed climate information for Río Negro in September here.

In October the weather in Río Negro ranges from poor in El Bolsón to perfect in Las Grutas. The temperatures range from low in Villa Mascardi with 9°C (48°F) to high in Allen with 23°C (73°F).

Find more detailed climate information for Río Negro in October here.

In November the weather in Río Negro ranges from unpleasant in El Bolsón to perfect in Las Grutas. The temperatures range from moderate in Villa Mascardi with 13°C (55°F) to high in Allen with 28°C (82°F).

Find more detailed climate information for Río Negro in November here.

In December the weather in Río Negro ranges from tolerable in Villa Mascardi to perfect in Las Grutas. December is a summer month. The temperatures range from moderate in Villa Mascardi with 16°C (61°F) to very high in Allen with 31°C (88°F).

Find more detailed climate information for Río Negro in December here.