How to read the weather forecast, how to read the temperature, zero degrees, above zero

The weather forecast depends on the temperature, zero degrees, and above zero. The views are as follows:

1. The weather forecast below zero means adding a minus sign before the temperature number. This minus sign "-" is also called the negative sign and is used to indicate below zero in temperature.

2. The most important aspect of weather forecast is to look at the temperature figures. No (minus sign) means the temperature is above zero.