Asunción Weather in May
What's the weather like in Asunción (Asunción) in May 2026?
The climate in Asunción during May can be summarized as warm, humid and damp.
May is in the fall / autumn in Asunción and is typically the 4th coldest month of the year. Daytime maximum temperatures average around a muggy 25°C (77°F), whilst at night 16°C (61°F) is normal.
| Daytime temperature | 25°C 76.9°F |
|---|---|
| Nightly temperature | 16.1°C 60.9°F |
| Average temperature | 20.5°C 68.9°F |
| Daily sunshine | 7.1 hrs |
| Avg rainfall | 114 mm 4.5 ins |
| Rainy days | 6 days |
| Sea temperature | 20.5°C 69°F |
| Humidity | 75% |
| Windspeed | 9kph 6 mph |
On average May is the 5th driest month of the year in Asunción with around 114mm 4.5 inches of rain making it a damp time to visit. This rainfall is typically spread over 6 days, although this may vary considerably.
On the flip side this corresponds to an average of 7.1 hours of sunshine per day.
May temperatures in Asunción
May rainfall
May hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Asunción in May 2025.
Other monthly averages
Asunción weather stats
| Hottest month: | January | 33.5°C 92.3°F |
|---|---|---|
| Driest month: | July | 50mm 2ins |
| Sunniest month: | December | 9.9hrs |
| Coldest month: | July | 22.8°C 73°F |
| Wettest month: | November | 151mm 5.9ins |
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