La Rioja Province Weather by Month — Temperature & Rainfall Guide

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

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

In January the weather in La Rioja Province ranges from poor in Talampaya National Park to tolerable in La Rioja. January is a summer month. The temperatures range from high in Chilecito with 25°C (77°F) to very high in Talampaya National Park with 35°C (95°F). On average, this month is one of the warmest months of the year in La Rioja Province. So be prepared and make sure to dress lightly.

Find more detailed climate information for La Rioja Province in January here.

In February the weather in La Rioja Province ranges from tolerable in Talampaya National Park to pleasant in La Rioja. February is a summer month. The temperatures range from high in Chilecito with 24°C (75°F) to very high in Talampaya National Park with 32°C (90°F). These night and day temperatures are an average and some days may be even warmer. So be prepared and bring light clothes.

Find more detailed climate information for La Rioja Province in February here.

In March the weather in La Rioja Province ranges from pleasant in La Rioja to perfect in Talampaya National Park. The average maximum daytime temperatures are high and range from 23°C (73°F) in Chilecito to 29°C (84°F) in Talampaya National Park.

Find more detailed climate information for La Rioja Province in March here.

In April the weather in La Rioja Province is generally perfect. The temperatures range from pleasant in Chilecito with 21°C (70°F) to high in Talampaya National Park with 24°C (75°F).

Find more detailed climate information for La Rioja Province in April here.

In May the weather in La Rioja Province is generally perfect. May is a winter month. The temperatures range from moderate in Chilecito with 18°C (64°F) to pleasant in Talampaya National Park with 21°C (70°F).

Find more detailed climate information for La Rioja Province in May here.

In June the weather in La Rioja Province ranges from unpleasant in Talampaya National Park to pleasant in La Rioja. June is a winter month. In La Rioja you can expect mild maximum average daytime temperatures around 17°C (63°F) and nighttime temperatures around 6°C (43°F).

Find more detailed climate information for La Rioja Province in June here.

In July the weather in La Rioja Province ranges from pleasant in La Rioja to perfect in Talampaya National Park. July is a winter month. The temperatures range from moderate in Chilecito with 16°C (61°F) to pleasant in Talampaya National Park with 18°C (64°F). On average, this month is the coldest month of the year in La Rioja Province.

Find more detailed climate information for La Rioja Province in July here.

In August the weather in La Rioja Province is generally perfect. The temperatures range from moderate in Chilecito with 18°C (64°F) to high in Talampaya National Park with 22°C (72°F).

Find more detailed climate information for La Rioja Province in August here.

In September the weather in La Rioja Province is generally perfect. The temperatures range from pleasant in Chilecito with 19°C (66°F) to high in Talampaya National Park with 26°C (79°F).

Find more detailed climate information for La Rioja Province in September here.

In October the weather in La Rioja Province is generally perfect. The temperatures range from pleasant in Chilecito with 21°C (70°F) to high in Talampaya National Park with 30°C (86°F).

Find more detailed climate information for La Rioja Province in October here.

In November the weather in La Rioja Province ranges from pleasant in Talampaya National Park to perfect in La Rioja. The temperatures range from high in Chilecito with 23°C (73°F) to very high in Talampaya National Park with 32°C (90°F).

Find more detailed climate information for La Rioja Province in November here.

In December the weather in La Rioja Province ranges from tolerable in La Rioja to pleasant in Talampaya National Park. December is a summer month. The temperatures range from high in Chilecito with 25°C (77°F) to very high in Talampaya National Park with 33°C (91°F). These night and day temperatures are an average and some days may be even warmer. So be prepared and bring light clothes.

Find more detailed climate information for La Rioja Province in December here.