With an elevation of around 3,970 metres (13,020 ft), Darlag County has an alpine climate (Köppen ET), bordering on a subalpine climate (Köppen Dwc), with long, very cold winters, and short, rainy, cool summers.

Average low temperatures are below freezing from mid September to late May; however, due to the wide diurnal temperature variation, average highs are only below freezing from mid/late November thru early March.

The monthly 24-hour average temperature ranges from −12.0 °C (10.4 °F) in January to 9.8 °C (49.6 °F) in July, while the annual mean is −0.53 °C (31.0 °F).

Over 70% of the annual precipitation of 558 mm (22.0 in) is delivered from June to September.

Darlag is divided into 1 town and 9 townships: This Qinghai location article is a stub.