The climate in the Bregalnica catchment is relatively arid, falling predominantly into the modified-continental climate type. Summers are long and dry, often with temperatures as high as +41 °C, together with mild and wet winters. Rarely, temperatures can get as low as -22 °C in winter. The average mean annual temperature in the plains is 12.9 °C, and in higher parts, such as Maleshevo around 8.7 °C. The average annual precipitation in the region varies between 506 Millimeters in Kochansko Pole and 672 mm in Maleshevo. Rainfall is maximal in the months of April and May, and minimal in the summer months of July and August. Snow may fall from December until March.