Climate Overview
The climate in El Arenal is warm and mild. The average annual temperature is 22°C and approximately 646mm of precipitation falls per year. July is the wettest month, receiving around 163mm of rainfall. El Arenal is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: May, April, June. The coldest months are January, December, February, when temperatures can drop to 10°C.
Temperature
Temperatures in El Arenal vary considerably across the year, with a 24°C difference between the coldest and warmest months. The warmest month is May, when average highs reach 34°C and the mean temperature sits around 25°C. January is the coolest month, with minimum temperatures around 10°C and an average of 18°C. On average, daily temperatures fluctuate by about 15°C between overnight lows and afternoon highs. The sharpest temperature change occurs between November and December, with a 2°C shift in average temperatures.
Precipitation
El Arenal is a relatively dry area, receiving approximately 646mm of precipitation annually, which averages out to around 54mm per month. The wettest month is July, averaging 163mm of rainfall. August and September also tend to see above-average precipitation. The driest month is April, with just 1mm. That's 162mm less than July, 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
El Arenal is relatively calm, with an average annual wind speed of 5km/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 July, with average winds dropping to 4km/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
7 days until Autumn
It is currently summer in El Arenal, which began on June 21, 2026. El Arenal 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 10°C. Autumn is next, beginning on September 23, 2026 (7 days from now).
Spring
Temperatures range from 12 to 34°C. Precipitation is minimal, with only around 11mm 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 18 to 33°C. Rainfall is heavy, totalling around 411mm across the season with a monthly average of 137mm. Winds are generally light, averaging 5km/h. Light, breathable clothing is ideal. Perfect conditions for outdoor activities.
Autumn
Temperatures range from 13 to 29°C. Precipitation is moderate at around 199mm for the season, averaging 66mm per month. Winds are generally light, averaging 5km/h. Layered clothing works best as temperatures gradually cool. Enjoy the crisp air and changing scenery.
Winter
Temperatures range from 10 to 28°C. Precipitation is minimal, with only around 25mm for the entire season. Winds are generally light, averaging 5km/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 El Arenal is during January, February, March, April, May, June, October, November and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 21°C with modest rainfall averaging 21mm per month. 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 El Arenal 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.
