Climate Insights for Sironko

The climate in Sironko is warm and mild. The average annual temperature is 21°C and approximately 3747mm of precipitation falls per year. Sironko receives a notable amount of rainfall throughout the year, including during its driest month. Sironko sits near the equator, so seasonal temperature differences are minimal throughout the year.

Sironko sees moderate temperature variation throughout the year, ranging from 16°C to 29°C. The warmest month is February, when average highs reach 29°C and the mean temperature sits around 23°C. December is the coolest month, with minimum temperatures around 16°C and an average of 21°C. On average, daily temperatures fluctuate by about 9°C between overnight lows and afternoon highs.

Sironko is a very wet location, receiving approximately 3747mm of precipitation annually, which averages out to around 312mm per month. The wettest month is October, averaging 580mm of rainfall. May and April also tend to see above-average precipitation. The driest month is February, with just 61mm. That's 518mm 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.

Sironko is relatively calm, with an average annual wind speed of 4km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is February, averaging 5km/h, though still comfortable for most outdoor activities. The calmest conditions occur in November, with average winds dropping to 4km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 1km/h between the calmest and windiest months.

It is currently summer in Sironko, which began on June 21, 2026. Sironko sits near the equator, so the traditional four-season cycle is less pronounced. Temperatures remain relatively stable year-round. The warmest period peaks in February at around 29°C, while the coldest stretch bottoms out in December near 16°C. Autumn is next, beginning on September 23, 2026 (8 days from now).

The best time to visit Sironko is during January and February, when the weather is most comfortable for travellers. During these months, average temperatures hover around 22°C with modest rainfall averaging 63mm per month. By contrast, December can be quite cold with temperatures dropping to 16°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 Sironko 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.