Climate Overview
The climate in Cuajinicuilapa is hot. The average annual temperature is 27°C and approximately 1407mm of precipitation falls per year. September is the wettest month, receiving around 413mm of rainfall. Cuajinicuilapa is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: May, April, March. The coldest months are January, December, February, when temperatures can drop to 22°C.
Temperature
Cuajinicuilapa sees moderate temperature variation throughout the year, ranging from 22°C to 34°C. The warmest month is May, when average highs reach 34°C and the mean temperature sits around 29°C. January is the coolest month, with minimum temperatures around 22°C and an average of 27°C. On average, daily temperatures fluctuate by about 10°C between overnight lows and afternoon highs.
Precipitation
Cuajinicuilapa is a fairly wet location, receiving approximately 1407mm of precipitation annually, which averages out to around 117mm per month. The wettest month is September, averaging 413mm of rainfall. June and August also tend to see above-average precipitation. The driest month is April, with just 1mm. That's 412mm 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.
Wind
Cuajinicuilapa is relatively calm, with an average annual wind speed of 6km/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 7km/h, though still comfortable for most outdoor activities. The calmest conditions occur in October, 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 2km/h gap between the calmest and windiest months.
Seasons
3 days until Autumn
It is currently summer in Cuajinicuilapa, which began on June 21, 2026. Cuajinicuilapa 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 34°C, while the coldest stretch bottoms out in January near 22°C. Autumn is next, beginning on September 23, 2026 (3 days from now).
Spring
Temperatures range from 22 to 34°C. Precipitation is minimal, with only around 33mm for the entire season. Winds are generally light, averaging 7km/h. Light layers work well as temperatures warm through the season. It is a great time to be outdoors.
Summer
Temperatures range from 24 to 33°C. Rainfall is heavy, totalling around 681mm across the season with a monthly average of 227mm. Winds are generally light, averaging 6km/h. Light, breathable clothing is ideal. Perfect conditions for outdoor activities.
Autumn
Temperatures range from 23 to 32°C. Rainfall is heavy, totalling around 679mm across the season with a monthly average of 226mm. Winds are generally light, averaging 5km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 22 to 33°C. Precipitation is minimal, with only around 14mm for the entire season. Winds are generally light, averaging 6km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.
Monthly Climate Data
The table below shows monthly climate averages for Cuajinicuilapa 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.
