Uruguaiana Weather in December

December in Uruguaiana brings very high temperatures, with highs of 32°C (90°F) and nights dropping to 20°C (68°F). Rainfall is on the higher side this month, averaging around 138 mm (5.4 in), so keep a rain jacket handy.

Rainfall in Uruguaiana in December

You can typically expect 8 days of rain this month, averaging around 138 mm (5.4 in). Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.

Temperature in Uruguaiana in December

If you're visiting Uruguaiana in December, expect highs of 32°C (90°F) and overnight lows around 20°C (68°F). It's usually most comfortable outside during the morning and later in the day. Nights drop to around 20°C (68°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. August typically offers the best weather for Uruguaiana.