Climate Insights for Bahía Asunción

The climate in Bahía Asunción is warm and mild. The average annual temperature is 19°C and approximately 74mm of precipitation falls per year. September is the wettest month, receiving around 15mm of rainfall. Bahía Asunción is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: August, September, October. The coldest months are March, April, February, when temperatures can drop to 14°C.

Bahía Asunción sees moderate temperature variation throughout the year, ranging from 14°C to 25°C. The warmest month is August, when average highs reach 25°C and the mean temperature sits around 23°C. March is the coolest month, with minimum temperatures around 14°C and an average of 16°C. Daily temperature variation is modest, with an average difference of 4°C between highs and lows. The sharpest temperature change occurs between June and July, with a 3°C shift in average temperatures.

Bahía Asunción is a quite dry location, receiving approximately 74mm of precipitation annually, which averages out to around 6mm per month. The wettest month is September, averaging 15mm of rainfall. December and March also tend to see above-average precipitation. The driest month is May, with just 0mm. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.

Bahía Asunción is moderately windy, with an average annual wind speed of 25km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is April, averaging 28km/h, noticeable enough to affect lighter outdoor activities. The calmest conditions occur in November, with average winds dropping to 23km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 5km/h between the calmest and windiest months.

It is currently spring in Bahía Asunción, which began on March 20, 2026. Bahía Asunción is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in August at around 25°C, while the coldest stretch bottoms out in March near 14°C. Summer is next, beginning on June 21, 2026 — 89 days from now.

The best time to visit Bahía Asunción is during January, February, March, April, May, June, July, August, September, October, November and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 19°C with modest rainfall averaging 6mm per month. With minimal rainfall expected, you can pack light and plan outdoor activities with confidence.

The table below shows monthly climate averages for Bahía Asunción based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.