Your hard drive should not exceed 55 degrees Celsius or 131 degrees Fahrenheit. Your CPU/processor depends on the type heres a chat -
Processor Average temperature
AMD Athlon 90°C - 95°C
AMD Athlon64 65°C - 70°C
AMD Athlon64 M 95°C - 100°C
AMD Athlon MP 90°C - 95°C
AMD Athlon XP 85°C - 90°C
AMD Duron 85°C - 95°C
AMD Opteron 65°C - 71°C
AMD Sempron 90°C - 95°C
AMD K5 60°C - 70°C
AMD K6 65°C - 70°C
AMD K6 Mobile 80°C - 85°C
AMD K7 Thunderbird 70°C - 95°C
Intel Pentium II 65°C - 75°C
Intel Pentium III 60°C - 85°C
Intel Celeron 67°C - 85°C
Intel Pentium Mobile 100°C
Intel Pentium Pro 80°C - 85°C
Sorry there all in Celsius
http://www.csgnetwork.com/tempconvjava.html
for converter