Open Travel Guide
Weather in Paraguay

Paraguay Weather & Climate Guide 2026

Month-by-month weather, best times to visit, and what to pack for Paraguay.

Paraguay, the heart of South America, offers a unique blend of Guaraní indigenous culture and Spanish colonial heritage. From the vibrant capital of Asunción along the Paraguay River to the historic Jesuit Missions and the stunning natural beauty of the Chaco region, this landlocked nation provides an authentic South American experience away from typical tourist crowds.

Paraguay has a subtropical climate with hot, humid summers (December-March) and mild, dry winters (June-August). Asunción is one of South America's hottest capitals, regularly exceeding 40°C in summer. The country experiences significant seasonal variation with a distinct dry season (May-September) and rainy season (October-April).

Best time to visit

Recommendation

Best: May to September (dry, mild winter)

Peak Season: May to September (dry, mild winter)

Shoulder Season: April and October (pleasant weather, fewer crowds)

Avoid: November to March (hot, rainy summer)

Best Reason:

Avoid Reason:

Month-by-month weather

Typical conditions throughout the year.

January

28C/82F (avg)

Hottest month, extremely humid with frequent afternoon thunderstorms. Asunción temperatures often hit 40°C+. Encarnación beaches at peak summer.

February

27C/81F (avg)

Still very hot with high humidity. Carnaval season in Encarnación — spectacular celebrations but extreme heat. Hotels book months ahead.

March

25C/77F (avg)

Heat begins to ease slightly with continued rain. Good for Jesuit missions visits in cooler mornings. Lush green landscapes across the country.

April

21C/70F (avg)

Transitional month with pleasant temperatures and decreasing rainfall. Excellent for outdoor activities and sightseeing before the dry season.

May

17C/63F (avg)

Dry season begins bringing ideal travel conditions. Clear skies, comfortable temperatures, minimal tourists. One of Paraguay's best months to visit.

June

14C/57F (avg)

Cool and very dry with San Juan celebrations on June 23-24. Perfect for hiking national parks and exploring the Chaco. Occasional cold fronts from Antarctica.

July

13C/55F (avg)

Paraguay's coolest month with dry, sunny weather ideal for all activities. Low season for domestic tourism. Excellent conditions for Chaco and Cerro Corá exploration.

August

15C/59F (avg)

Still dry and mild with temperatures beginning to warm. Excellent bird activity in wetlands. September school holiday crowds begin to arrive.

September

18C/64F (avg)

Spring warming begins with comfortable temperatures and occasional rain. Wildflowers bloom across the countryside. Aregua Strawberry Festival in late season.

October

22C/72F (avg)

Warmer with increasing rainfall. Good for river fishing as fish become active. National parks are lush and beautiful but some trails can be muddy.

November

25C/77F (avg)

Hot with frequent afternoon storms as rainy season establishes. Best avoided for outdoor hiking; suitable for cultural and urban tourism.

December

27C/81F (avg)

High heat and humidity with December 8th Caacupé pilgrimage being a remarkable cultural experience. Christmas celebrations are warm and family-centered.

The seasons

What to expect in each part of the year.

Season

Spring

Months: Sep-Nov

Warming temperatures with occasional rainfall and lush green landscapes following winter dry season. Spring brings wildflowers and increased wildlife activity.

Season

Summer

Months: Dec-Feb

Paraguay's hottest and rainiest season with temperatures regularly hitting 38-42°C and high humidity. This is Carnaval season and beach time in Encarnación and San Bernardino.

Season

Fall

Months: Mar-May

Gradually cooling and drying conditions make this a pleasant transitional season. March-April can still be hot with occasional rain, while May brings crisp comfortable weather.

Season

Winter

Months: Jun-Aug

Paraguay's best season for tourism with mild, dry, and sunny weather. Temperatures range from 10-25°C and there is minimal rainfall. Perfect for all outdoor activities and sightseeing.

Crowds & peak times

When to expect tourists and when to avoid them.

High Season
June-August (best weather, school holidays), February (Carnaval in Encarnación)
Shoulder Season
April-May and September-October (good weather, fewer tourists)
Low Season
November-March (except February Carnaval) due to intense heat and humidity

Major events & festivals

Time your visit around what matters.

Event

Encarnación Carnaval

Paraguay's biggest Carnaval celebration with elaborate parades, costumes, samba dancers, and beach parties along Costanera. Rivals Argentina's Gualeguaychú. Hotels book months in advance. Week-long celebration.

Event

Caacupé Pilgrimage

Massive religious pilgrimage honoring Virgin of Caacupé. Hundreds of thousands walk from across Paraguay to Caacupé Basilica. Incredible cultural experience. Roads packed, deeply spiritual atmosphere.

Event

San Juan Festival

Traditional winter solstice celebration with bonfires, firewalk challenges, and traditional games. Families gather for grilled foods and folklore. Unique Paraguayan tradition blending Catholic and indigenous customs.

Event

Trans Chaco Rally

Grueling off-road motorsport race across Chaco wilderness. International competitors navigate brutal terrain. Spectator areas in Filadelfia and along route. Unique sporting event showcasing Chaco's vastness.

Event

Aregua Strawberry Festival

Celebration of strawberry harvest with food stalls, artisan markets, music, and strawberry-based treats. Family-friendly festival in charming lakeside town. Good excuse to visit Areguá.

Event

Nanduti Festival

Festival celebrating Paraguay's famous lace-making tradition in Itauguá. Artisan demonstrations, competitions, folklore music, and traditional dancing. Best place to buy authentic ñandutí lace souvenirs.

Event

Independence Day

National holiday celebrating independence from Spain (1811). Military parades, cultural events, fireworks, and patriotic celebrations especially in Asunción. Museums and historic sites host special programs.

Event

Asunción Blues Festival

International blues music festival bringing together regional and international artists. Multiple venues across Asunción. Growing festival attracting music lovers. Tickets affordable.