Harpanahalli experiences a pleasant winter season from January to February, with average temperatures ranging from 20-24°C. As the summer months approach in March and April, temperatures rise gradually, averaging around 26°C, but remain relatively mild compared to other parts of India. The peak summer period, June to August, brings temperatures up to 33°C on some days, but overall averages remain steady at around 24°C. Autumn months from September to November are characterized by a slight drop in temperature, with averages ranging from 22-25°C. Winters return in December, mirroring the mild conditions of January and February.