On the ''Sheet1'' I have hourly values of temperatures, that looks like this:
<tbody>
Time
Temp
1.1.2017 0:00:00
-5
1.1.2017 1:00:00
-5
1.1.2017 2:00:00
-6
1.1.2017 3:00:00
-6
1.1.2017 4:00:00
-7
1.1.2017 5:00:00
-7
1.1.2017 6:00:00
-7
</tbody>
and that goes till the end...