Would you be kind enough to explain to me why in the following sentences one and the same noun once is without any article and the next time is with a definite or an indefinite article?
Suddenly the voice of the guns stopped. Silence hung over the valley. “Tess,” he said in a preparatory tone after a silence.
What fine weather!
It is burning weather.
There are people who say that the weather can influence people's mood.
Thank you for your efforts.
Maybe with fine weather and burning weather we are qualifying the weather with fine and burning and don't need the article, whereas with "the weather can influence people's mood." we are saying that any kind of weather can do this and we use the instead of any kind of.
The weather we had in Cornwall was beautiful.
We had beautiful weather in Cornwall.
It's attricious weather today, isn't it?
Isn't the weather attricious today?
The weather is always changeable and unpredictable.
What's the weather like in Poland now?
I can't explain why these are the patterns that are commonly used. But that's the way they are. Jamiep is sort of right about his/her explanations and I share his opinion on this matter.