Climate Insights for Aquismón

The climate in Aquismón is hot. The average annual temperature is 25°C and approximately 1170mm of precipitation falls per year. Aquismón receives a notable amount of rainfall throughout the year, including during its driest month. Aquismón is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: May, June, August. The coldest months are January, December, February, when temperatures can drop to 14°C.

Temperatures in Aquismón vary considerably across the year, with a 21°C difference between the coldest and warmest months. May is the hottest month, with daytime highs reaching 35°C and an average of 29°C. January is the coolest month, with minimum temperatures around 14°C and an average of 19°C. On average, daily temperatures fluctuate by about 10°C between overnight lows and afternoon highs. The sharpest temperature change occurs between March and April, with a 3°C shift in average temperatures.

Aquismón is a moderately rainy area, receiving approximately 1170mm of precipitation annually, which averages out to around 98mm per month. The wettest month is September, averaging 188mm of rainfall. June and October also tend to see above-average precipitation. The driest month is February, with just 32mm. That's 156mm less than September, 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.

Aquismón is relatively calm, with an average annual wind speed of 11km/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 13km/h, though still comfortable for most outdoor activities. The calmest conditions occur in December, with average winds dropping to 9km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 4km/h gap between the calmest and windiest months. Wind tends to pick up during the summer months. The seasonal averages are 10km/h in winter, 13km/h in spring, 13km/h in summer, 10km/h in autumn.

It is currently spring in Aquismón, which began on March 20, 2026. Aquismón 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 May at around 35°C, while the coldest stretch bottoms out in January near 14°C. Summer is next, beginning on June 21, 2026 — 89 days from now.

The best time to visit Aquismón is during January, February, March, November and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 21°C with modest rainfall averaging 50mm per month. By contrast, May can be uncomfortably hot with temperatures reaching 35°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.

The table below shows monthly climate averages for Aquismón 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.