Questions & Answers about Været er elendig.
Været is the definite singular form of vær.
- vær = weather
- været = the weather
So the sentence is literally The weather is awful.
In Norwegian, it is very normal to use the definite form when talking about the current weather in a general way.
It is built into the noun.
Norwegian often puts the definite article at the end of the noun instead of using a separate word in front:
- et hus = a house
- huset = the house
The same thing happens here:
- vær = weather
- vær-et = the weather
So været already includes the meaning of the.