UV Index
UV Index
Today's UV index in Asunción, Paraguay 
will be up to 5.9, indicating a moderate level of sun exposure for the average person. Check our tips for today to make sure you're safe in the sun.
Last checked: 2025-05-10
With a UV index reaching up to 5.9 in Asunción, stay shaded during midday when the sun is strongest; wear protective clothing, a wide-brimmed hat, UV-blocking sunglasses; apply SPF 30+ sunscreen every 2 hours, even on cloudy days; and be cautious of heightened UV on bright surfaces.
The UV index in Asunción is generally high, especially during the summer months, often ranging from 8 to 12. This means the sun’s rays are very strong and can cause sunburn quickly. UV levels are lower in winter but still significant.
Asunción experiences hot summers with temperatures often above 30°C (86°F) and mild winters with temperatures around 15-20°C (59-68°F). Rainfall is highest in summer, making it the wettest season, while winters are drier and cooler.
Compared to other parts of Paraguay, Asunción is warmer and more humid due to its location near the Paraguay River. It is generally hotter and wetter than neighboring countries like Argentina and Bolivia, which have more diverse climates with cooler highlands and drier areas.
See the UV index hour by hour for Asunción, along with the temperature and how cloudy it is. If the UV level is higher than moderate, it's best to avoid direct sunlight.