Climate Insights for Gilgil

The climate in Gilgil is temperate. The average annual temperature is 16°C and approximately 1239mm of precipitation falls per year. Gilgil receives a notable amount of rainfall throughout the year, including during its driest month. Gilgil sits near the equator, so seasonal temperature differences are minimal throughout the year.

Gilgil sees moderate temperature variation throughout the year, ranging from 11°C to 24°C. March is the warmest month, though highs remain moderate at 24°C with a mean of 18°C. September is the coolest month, with minimum temperatures around 11°C and an average of 15°C. On average, daily temperatures fluctuate by about 10°C between overnight lows and afternoon highs.

Gilgil is a fairly wet location, receiving approximately 1239mm of precipitation annually, which averages out to around 103mm per month. The wettest month is April, averaging 177mm of rainfall. November and October also tend to see above-average precipitation. The driest month is February, with just 41mm. That's 136mm less than April, the wettest month. Precipitation varies noticeably between seasons, with the first half (January to June) of the year generally seeing more rainfall.

Gilgil is relatively calm, with an average annual wind speed of 2km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is May, averaging 2km/h, though still comfortable for most outdoor activities. The calmest conditions occur in December, with average winds dropping to 1km/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 autumn in Gilgil, which began on March 20, 2026. Gilgil sits near the equator, so the traditional four-season cycle is less pronounced — temperatures remain relatively stable year-round. The warmest period peaks in March at around 24°C, while the coldest stretch bottoms out in September near 11°C. Winter is next, beginning on June 21, 2026 — 3 days from now.

The best time to visit Gilgil is during January, February, June, September and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 16°C with modest rainfall averaging 79mm per month. By contrast, March can be uncomfortably hot with temperatures reaching 24°C. Despite being the best months overall, some rain is still likely — pack a waterproof layer and plan a mix of indoor and outdoor activities.

The table below shows monthly climate averages for Gilgil 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.