In what way can a description of weather affect the tone of a piece of writing?

Weather can often be associated with different moods and feelings

Weather is often associated with moods and health and feelings.

Explanation:

If a character is feeling blue, a cold and wet day will form the perfect backdrop. If the sun comes out, it's a sign that their spirits are rising. Sometimes, it may be a sunny day on a day that the character is feeling blue, and it can make them angry. The weather can also affect the plot, like rain ruins a wedding, or fog or storms can disturb travel plans. Weather is also symbolic: Spring often a symbol of new life, and winter stands for decay and death. Here are some more examples of symbolic weather:

Summer: adulthood, happiness

Autumn: preparing for old age

Winter: death

Calm before the storm: trouble or a change ahead

Rainbow: hope, a link between two extremes (sun and rain)

Cloudy: confused, muddled, unclear

Clouds on horizon: trouble ahead

No wind: no change

Windy: changes

Rough weather: problems

Snow: coldness, cleansing