It is not rainy today. (Present Indefinite).
It was not rainy yesterday. (Past Indefinite).
It will not be rainy tomorrow. (Future indefinite).
It won’t be rainy tomorrow.(Short form).
It would not be rainy. (Conditional).
Affirmative sentences.
It is rainy today. (Present Indefinite).
It was rainy yesterday. (Past Indefinite).
It will be rainy tomorrow. (Future indefinite).
It would be rainy. (Conditional).
Interrogative sentences.
Is it not rainy today. (Present Indefinite).
Was it rainy yesterday. (Past Indefinite).
Will it be rainy tomorrow. (Future indefinite).
Would it be rainy. (Conditional).
