Once the data is logged, the SD card can be removed and the .csv file opened in spreadsheet software to make a graph showing temperature change over time.

In the last five years, average summer temperatures in 13 of the 16 cities looked at were at least 1ºC higher than during the first five years of the 1970s. The pdf contains the summer temperature ...

To understand what a time graph is showing you, you need to look at three things: 1. Title - The title tells you what the graph is about. For example, "Temperature on the First of September." ...

The temperature on any given summer day may be in the 80s or 90s ... The National Weather Service describes the heat index using the time-worn saying, "It's not the heat, it's the humidity." ...