Kiambu's climate is characterized by a relatively constant temperature range throughout the year, with average temperatures rarely dipping below 17°C or soaring above 31°C. Winters are mild, with temperatures ranging from 10-20°C from June to August, while springs and autumns see a slight increase in warmth, with highs often reaching 30°C. Summers are warm but not sweltering, with temperatures fluctuating between 12-27°C from December to May. The region experiences two distinct wet seasons: one from March to May, when rainfall is moderate, and another from October to November, when it's more pronounced. Overall, Kiambu enjoys a pleasant climate with minimal extremes in temperature.