Climate Overview
The climate in La Asunción is hot. The average annual temperature is 26°C and approximately 384mm of precipitation falls per year. November is the wettest month, receiving around 61mm of rainfall. La Asunción is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: September, October, November. The coldest months are February, January, March, when temperatures can drop to 24°C.
Temperature
La Asunción has relatively stable temperatures year-round, staying within a 4°C range. The warmest month is September, when average highs reach 28°C and the mean temperature sits around 27°C. February is the coolest month, with minimum temperatures around 24°C and an average of 25°C. Daily temperature variation is modest, with an average difference of 2°C between highs and lows.
Precipitation
La Asunción is a quite dry location, receiving approximately 384mm of precipitation annually, which averages out to around 32mm per month. The wettest month is November, averaging 61mm of rainfall. August and September also tend to see above-average precipitation. The driest month is April, with just 4mm. That's 57mm less than November, the wettest month. 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.
Wind
La Asunción is relatively calm, with an average annual wind speed of 7km/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 8km/h, though still comfortable for most outdoor activities. The calmest conditions occur in September, with average winds dropping to 5km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 3km/h gap between the calmest and windiest months.
Seasons
92 days until Autumn
It is currently summer in La Asunción, which began on June 21, 2026. La 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 September at around 28°C, while the coldest stretch bottoms out in February near 24°C. Autumn is next, beginning on September 23, 2026 — 92 days from now.
Spring
Temperatures range from 24 to 27°C. Precipitation is minimal, with only around 28mm for the entire season. Winds are generally light, averaging 8km/h. Light layers work well as temperatures warm through the season — a great time to be outdoors.
Summer
Temperatures range from 25 to 28°C. Rainfall is relatively light, with around 127mm over the season and a monthly average of 42mm. Winds are generally light, averaging 6km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from 26 to 28°C. Precipitation is moderate at around 158mm for the season, averaging 53mm per month. Winds are generally light, averaging 6km/h. Layered clothing works best as temperatures gradually cool — enjoy the crisp air and changing scenery.
Winter
Temperatures range from 24 to 27°C. Rainfall is relatively light, with around 71mm over the season and a monthly average of 24mm. Winds are generally light, averaging 7km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.
Best Time to Visit
The best time to visit La Asunción is during February, when the weather is most comfortable for travellers. During these months, average temperatures hover around 25°C with modest rainfall averaging 15mm per month. By contrast, September can be uncomfortably hot with temperatures reaching 28°C. With minimal rainfall expected, you can pack light and plan outdoor activities with confidence.
Monthly Climate Data
The table below shows monthly climate averages for La 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.
