Climate Insights for Sisal

The climate in Sisal is hot. The average annual temperature is 26°C and approximately 354mm of precipitation falls per year. October is the wettest month, receiving around 91mm of rainfall. Sisal is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: May, September, June. The coldest months are January, February, December, when temperatures can drop to 22°C.

Sisal has relatively stable temperatures year-round, staying within a 7°C range. The warmest month is May, when average highs reach 29°C and the mean temperature sits around 27°C. January is the coolest month, with minimum temperatures around 22°C and an average of 23°C. Daily temperature variation is modest, with an average difference of 2°C between highs and lows.

Sisal is a quite dry location, receiving approximately 354mm of precipitation annually, which averages out to around 30mm per month. The wettest month is October, averaging 91mm of rainfall. June and November also tend to see above-average precipitation. The driest month is April, with just 4mm. That's 87mm less than October, 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.

Sisal is moderately windy, with an average annual wind speed of 29km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is March, averaging 33km/h, which can feel quite blustery and may affect outdoor activities. The calmest conditions occur in September, with average winds dropping to 24km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 9km/h between the calmest and windiest months. Wind tends to be stronger during winter months, driven by seasonal pressure systems. The seasonal averages break down to 30km/h in winter, 32km/h in spring, 27km/h in summer, 27km/h in autumn.

It is currently spring in Sisal, which began on March 20, 2026. Sisal 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 29°C, while the coldest stretch bottoms out in January near 22°C. Summer is next, beginning on June 21, 2026 — 81 days from now.

The best time to visit Sisal is during January, February and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 24°C with modest rainfall averaging 17mm per month. By contrast, May can be uncomfortably hot with temperatures reaching 29°C. With minimal rainfall expected, you can pack light and plan outdoor activities with confidence.

The table below shows monthly climate averages for Sisal 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.