Climate Insights for Kisii
Kisii Central, Kisii County, Kenya
Climate Overview
The climate in Kisii is warm and mild. The average annual temperature is 20°C and approximately 1,920 mm of precipitation falls per year. Kisii receives a notable amount of rainfall throughout the year, including during its driest month. Kisii sits near the equator, so seasonal temperature differences are minimal throughout the year.The climate in Kisii is warm and mild. The average annual temperature is 68°F and approximately 75.6 in of precipitation falls per year. Kisii receives a notable amount of rainfall throughout the year, including during its driest month. Kisii sits near the equator, so seasonal temperature differences are minimal throughout the year.
Temperature
Kisii sees moderate temperature variation throughout the year, ranging from 15°C to 28°C. The warmest month is February, when average highs reach 28°C and the mean temperature sits around 21°C. July is the coolest month, with minimum temperatures around 15°C and an average of 19°C. On average, daily temperatures fluctuate by about 11°C between overnight lows and afternoon highs.Kisii sees moderate temperature variation throughout the year, ranging from 59°F to 82°F. The warmest month is February, when average highs reach 82°F and the mean temperature sits around 70°F. July is the coolest month, with minimum temperatures around 59°F and an average of 67°F. On average, daily temperatures fluctuate by about 19°F between overnight lows and afternoon highs.
Precipitation
Kisii is a fairly wet location, receiving approximately 1,920 mm of precipitation annually, which averages out to around 160 mm per month. The wettest month is April, averaging 324 mm of rainfall. November and December also tend to see above-average precipitation. The driest month is July, with just 70 mm. That's 255 mm 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.Kisii is a fairly wet location, receiving approximately 75.6 in of precipitation annually, which averages out to around 6.3 in per month. The wettest month is April, averaging 12.8 in of rainfall. November and December also tend to see above-average precipitation. The driest month is July, with just 2.8 in. That's 10 in 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.
Wind
Kisii 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 August, averaging 6km/h, though still comfortable for most outdoor activities. The calmest conditions occur in December, with average winds dropping to 5km/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.Kisii is relatively calm, with an average annual wind speed of 3mph. For context, sustained winds below 7mph are generally light, while anything above 16mph is considered strong. The windiest month is August, averaging 4mph, though still comfortable for most outdoor activities. The calmest conditions occur in December, with average winds dropping to 3mph, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 1mph between the calmest and windiest months.
Best Time to Visit
The best time to visit Kisii is during February, June, July and August, when the weather is most comfortable for travellers. During these months, average temperatures hover around 20°C with modest rainfall averaging 83 mm per month. 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 best time to visit Kisii is during February, June, July and August, when the weather is most comfortable for travellers. During these months, average temperatures hover around 68°F with modest rainfall averaging 3.3 in per month. Despite being the best months overall, some rain is still likely. Pack a waterproof layer and plan a mix of indoor and outdoor activities.
Monthly Climate Data
The table below shows monthly climate averages for Kisii 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.The table below shows monthly climate averages for Kisii based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Fahrenheit (°F). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in miles per hour (mph). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.