Asuncion - When to Visit

When to Visit Asuncion

Year-round climate guide & best times to travel

Asunción experiences a humid subtropical climate with distinct wet and dry seasons. The city's weather follows a clear pattern with hot, humid summers from December to March (high temperatures reaching 91-93°F) and mild, dry winters from June to August (temperatures dropping to 71-79°F highs). The wet season spans from October through April, with November receiving the highest rainfall at 7.7 inches, while the dry season from May to September sees significantly less precipitation, with August being the driest month at just 1.5 inches. Humidity remains consistently at 70% throughout the year, contributing to the tropical feel even during cooler months. The temperature variation between seasons is quite pronounced, with a 22°F difference between the hottest month (January at 93°F) and coolest month (July at 71°F). This climate pattern makes timing crucial for visitors, as the dry winter months offer the most comfortable conditions for outdoor activities, while the wet summer months can be challenging due to high temperatures, humidity, and frequent rainfall.

Best Time to Visit by Travel Style

Beach & Relaxation

June through August offer the most comfortable conditions with cooler temperatures (71-79°F) and minimal rainfall (1.5-2.8 inches). The lower humidity during these months makes outdoor relaxation more pleasant.

Cultural Exploration

May through September are ideal for walking tours and outdoor cultural activities, with comfortable temperatures and the driest conditions from June to August. Avoid the peak wet season when heavy rains can disrupt sightseeing plans.

Adventure & Hiking

June through August provide the best hiking conditions with cooler temperatures, minimal rainfall, and clear skies. September and May are also good options with moderate temperatures and relatively low precipitation.

Budget Travel

December through March offer potential savings as it's the wet season with high temperatures and frequent rain, making it less popular with tourists. However, be prepared for challenging weather conditions.

Month-by-Month Climate Guide

January

January is the hottest month of the year with sweltering temperatures reaching 93°F and high humidity. Expect significant rainfall of 5.2 inches and frequent afternoon thunderstorms. This is peak summer with long, hot days that can be quite uncomfortable for outdoor activities.

93°F High Temp
73°F Low Temp
5.2 inches Rainfall
Medium Crowds
View January Details →

February

February continues the hot summer pattern with temperatures reaching 91°F and the second-highest rainfall of the wet season at 5.8 inches. High humidity and frequent storms characterize this month. Outdoor activities are best planned for early morning or late evening.

91°F High Temp
72°F Low Temp
5.8 inches Rainfall
Medium Crowds
View February Details →

March

March shows the first signs of cooling with highs of 89°F, though rainfall remains substantial at 5.2 inches. The wet season continues with regular thunderstorms and high humidity. Temperatures become slightly more bearable as autumn approaches.

89°F High Temp
70°F Low Temp
5.2 inches Rainfall
Medium Crowds
View March Details →

April

April marks the transition to cooler weather with more comfortable highs of 84°F, though it receives the second-highest rainfall at 6.0 inches. This shoulder month offers relief from the intense summer heat while still experiencing significant precipitation from the tail end of the wet season.

84°F High Temp
66°F Low Temp
6.0 inches Rainfall
Medium Crowds
View April Details →

May

May brings welcome relief with much cooler temperatures of 76°F and reduced rainfall at 5.3 inches. This transitional month marks the beginning of the more comfortable season, with pleasant temperatures and decreasing precipitation making it ideal for outdoor exploration.

76°F High Temp
59°F Low Temp
5.3 inches Rainfall
Medium Crowds
View May Details →

June

June ushers in the dry season with comfortable temperatures of 74°F and significantly reduced rainfall at 2.8 inches. This marks the beginning of the most pleasant weather period, with mild temperatures and minimal precipitation creating ideal conditions for sightseeing and outdoor activities.

74°F High Temp
57°F Low Temp
2.8 inches Rainfall
High Crowds
View June Details →

July

July is the coolest month with highs of only 71°F and the second-lowest rainfall at 1.9 inches. This winter month offers the most comfortable conditions for visitors, with mild temperatures and dry weather perfect for exploring the city and surrounding areas.

71°F High Temp
56°F Low Temp
1.9 inches Rainfall
High Crowds
View July Details →

August

August is the driest month with minimal rainfall of 1.5 inches and comfortable temperatures reaching 79°F. The weather begins to warm slightly from July's coolness while maintaining the dry conditions that make this an excellent time for outdoor activities and tourism.

79°F High Temp
58°F Low Temp
1.5 inches Rainfall
High Crowds
View August Details →

September

September continues the pleasant dry season with warming temperatures of 82°F and low rainfall at 3.1 inches. This shoulder month offers excellent weather conditions as spring begins, with comfortable temperatures and minimal precipitation before the wet season returns.

82°F High Temp
61°F Low Temp
3.1 inches Rainfall
Medium Crowds
View September Details →

October

October marks the return of the wet season with temperatures climbing to 86°F and substantial rainfall of 6.2 inches. The weather becomes noticeably warmer and more humid as spring progresses, with increasing frequency of thunderstorms and precipitation.

86°F High Temp
67°F Low Temp
6.2 inches Rainfall
Medium Crowds
View October Details →

November

November is the wettest month of the year with 7.7 inches of rainfall and rising temperatures of 88°F. Expect frequent heavy downpours and thunderstorms as the wet season reaches its peak. High humidity and regular precipitation characterize this challenging month for outdoor activities.

88°F High Temp
68°F Low Temp
7.7 inches Rainfall
Low Crowds
View November Details →

December

December brings hot summer weather with temperatures reaching 91°F and heavy rainfall of 6.9 inches. The combination of high heat, humidity, and frequent storms makes this a challenging month for visitors, though it marks the beginning of the summer holiday season.

91°F High Temp
71°F Low Temp
6.9 inches Rainfall
Medium Crowds
View December Details →

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