General Weather Descriptions:
* Hace sol. (It's sunny.)
* Hace calor. (It's hot.)
* Hace frío. (It's cold.)
* Hace viento. (It's windy.)
* Hace fresco. (It's cool.)
* Llueve. (It's raining.)
* Nieva. (It's snowing.)
* Está nublado. (It's cloudy.)
* Está despejado. (It's clear.)
More Specific Answers:
* Hace mucho calor. (It's very hot.)
* Hace un poco de frío. (It's a little cold.)
* Está haciendo mucho viento. (It's very windy.)
* Está lloviendo a cántaros. (It's pouring.)
* Está nevando. (It's snowing heavily.)
To be more specific, you can also add details like:
* La temperatura está a 20 grados. (The temperature is 20 degrees.)
* Hay un cielo azul. (There's a blue sky.)
* Hay muchas nubes. (There are many clouds.)
Remember: The most important thing is to answer truthfully based on the current weather conditions.