manglisi is located on the southern slopes of the trialeti range, on the tbilisi-tsalka highway, west of tbilisi, the capital of georgia, in the algeti river valley. it is located at about above sea level and enjoys a subtropical climate, with warm summers (average temperature in july, 19 °c) and mild winters (average temperature in january, −2 °c). annual precipitation is 700 mm. manglisi also functions as a mountain resort.