I leave you with an ascii plot of my raspberry pi's temperature graph for the last few days:
CPU Temp
68000 +-----------------------------------------------------------------------------------------------------------+
| + + + + + + + + + + + + |
66000 |-+ * * * +-|
| ............................................................ ........................................ |
64000 |-+ * ********** ************* ************** +-|
| ** * ************** * ***************** ***************** |
| **** ******* ** ** * * ****** * * ******* *** * ****** ***************** |
62000 |-+ ************ ******** ** ** * * ***************** *** * ****** ** **** * *********** +-|
| ***************** * ** * *** * * ***** ** *** * **** **** ** ******* *********** |
60000 |-+ ** * ***** * ** * *** * * *** * **** ******** ** ** *********** +-|
| * ** * ** *** * ** * * ** **** * * ********* |
58000 |-+ * ** * *** * ** * * ********* +-|
| * ** * *** * ** * * ********* |
56000 |-+ * ** * *** * ** * * ********* +-|
| * ** * *** * ** * * ********* |
54000 |-+ * ** * *** * ** * * ********* +-|
| * ** * *** * ** * * ********* |
52000 |-+ * ** * *** * ** * ********* +-|
| * ** * *** * ** * * ****** |
| * * * * |
50000 |-+ * +-|
| |
48000 |-+ +-|
| ............................................................ ........................................ |
46000 +-----------------------------------------------------------------------------------------------------------+
05/17 05/18 05/18 05/18 05/18 05/19 05/19 05/19 05/19 05/20 05/20 05/20 05/20 05/21
18:00 00:00 06:00 12:00 18:00 00:00 06:00 12:00 18:00 00:00 06:00 12:00 18:00 00:00
The vertical streaks are when the CPU temp went over 65°C (149°F) and the fan kicked in. I can't believe it's still spring.