Year-round weather and climate in Asunción, Paraguay
Average temperatures in Asunción run from an average low of 14°C57°F in July up to an average high of 33°C91°F in January. August is the driest month at 5 rainy days; January the wettest at 12. Here is the annual climate data, so you know what you are packing for.
Good to know
- Population
- 1.5M
- Currency
- PYG
- Language
- Guaraní / Spanish
- Time zone
- Asuncion
Best time to visit
The most pleasant weather falls in July, August, and September, offering a perfect balance of comfortable temperatures and clear skies.
Rain character
Tropical Downpours: Expect intense bursts of rain during wetter months. Pack quick-drying footwear and a compact umbrella.
Day-to-night swing
Evening Chill: Temperatures drop by a noticeable 10°C18°F when the sun goes down. A light sweater or jacket is usually all you need for evening plans.
Seasonality Profile
Humid Subtropical: Sweltering, wet summers accompanied by mild, drier winters.
Evening vibe
Outdoor Haven: With over half the year supporting mild evenings, open-air dining and rooftop bars are the norm. Pack smart-casual, breathable evening wear.
Sightseeing stamina
High Heat Fatigue: During the hotter half of the year, midday sun can cause heat exhaustion. Adopt a local rhythm: sightsee early, and rest indoors at 2 PM.
Average temperatures, sunshine, and rainfall
Average monthly weather in Asunción, based on recent historical data. Essential insights on temperature swings, expected rainfall, and daily sunshine.
Bars span the average daily low to high. Aug is typically driest at 5 days (66mm); Jan the wettest at 12 days (164mm).
| Month | Average high | Average low | Sunshine hours | Rainy days | Total rainfall |
|---|---|---|---|---|---|
| Jan | 33°C / 92°F | 24°C / 75°F | 12h | 12 | 164mm |
| Feb | 33°C / 91°F | 23°C / 74°F | 11h | 9 | 91mm |
| Mar | 32°C / 89°F | 23°C / 73°F | 10h | 10 | 97mm |
| Apr | 28°C / 82°F | 20°C / 67°F | 10h | 10 | 148mm |
| May | 23°C / 74°F | 15°C / 60°F | 8h | 9 | 110mm |
| Jun | 23°C / 73°F | 15°C / 60°F | 8h | 8 | 85mm |
| Jul | 23°C / 74°F | 14°C / 58°F | 8h | 6 | 59mm |
| Aug | 25°C / 78°F | 16°C / 60°F | 9h | 5 | 66mm |
| Sep | 28°C / 83°F | 18°C / 64°F | 9h | 7 | 68mm |
| Oct | 30°C / 85°F | 20°C / 68°F | 10h | 11 | 179mm |
| Nov | 31°C / 88°F | 21°C / 70°F | 11h | 11 | 163mm |
| Dec | 33°C / 91°F | 23°C / 73°F | 11h | 10 | 181mm |
Weather data by Open-Meteo.com (opens in a new tab)
Frequently Asked Questions
When is the sunniest time of year to visit Asunción?
The most sunshine in Asunción comes around January, averaging 12 hours a month. If you're heading there then, pack your sunglasses and sunscreen.
What clothes should I pack for Asunción?
Your packing list depends entirely on when you travel. Temperatures in Asunción swing from an average low of 14°C57°F in July up to 33°C91°F in January. The Packola app builds a tailored packing list for you based on the live weather forecast for your exact travel dates.
Do I need to pack an umbrella for Asunción?
Asunción gets rain on about 108 days out of the year. The wettest month is January. If you're traveling during the rainy season, you'll definitely want to pack an umbrella and a light rain jacket.
Pack smarter.
Averages get you close, but the week you travel is what matters. Get the live forecast, a smart packing list, and discover the best local spots and activities in Asunción with Packola.
Get the app