абрнок

Ҳаво имрӯз хеле абрнок шуд.
The weather today was very cloudy.
Дар вилояти Бадахшон ҳавои абрнок пешгӯйӣ гардидааст.
In the region of Badakhshon cloudy weather has been forecast.

Bonus:
Synonyms: абрӣ, абргирифта

Opposite: беабр

Read the weather report in Tajik to learn other weather words. Here is one: Weather Channel, weather in Ozyankino, Russia. You can also search for the city where you live. Make sure language is set to Tajik.
асосан абрнок: mainly cloudy
қисман абрнок: partly cloudy
осмони абрнок: cloudy sky
ҳавои абрнок: cloudy weather