How to Check CPU Temp

How to Check CPU Temp

Updated on February 27, 2024

Welcome to your ultimate guide on how to check your CPU temperature! Understanding the temperature of your central processing unit (CPU) is crucial for maintaining the health and performance of your computer. Whether you're a seasoned tech enthusiast or just beginning to navigate the ins and outs of computer maintenance, this guide is packed with step-by-step instructions tailored for you. From deciphering the readings in your BIOS to utilizing tools within Windows, MacOS, and even troubleshooting those baffling figures, we've got you covered. Keeping your CPU at an optimal temperature not only ensures your system runs smoothly but also extends its longevity. So, let's dive into the world of CPU temperature monitoring together, empowering you with the knowledge to keep your computer in top shape. With our friendly and encouraging approach, you'll feel confident in tackling each method. Remember, maintaining your CPU's temperature is not just about troubleshooting; it's about proactively caring for your computer. Ready to become a CPU temperature checking pro? Let's get started!

Table of Contents:

  1. Starting with the basics, understanding your computer's CPU temperature is crucial for maintaining its health and performance. One accessible method to do this is through your system's BIOS, a core utility that offers insight right from the hardware startup.

    How to Check CPU Temperature Through Bios

    1. Restart Your Computer
      • Press the power button on your computer to initiate a restart.
    2. Access the BIOS Setup Utility
      • Immediately after restarting, press Del, F2, F10, or F12 (the key might vary depending on your motherboard manufacturer) several times until the BIOS menu appears.
    3. Navigate to the Hardware Monitor or System Health Section
      • Use the arrow keys to navigate the BIOS menu. Look for a tab or section named 'Hardware Monitor', 'System Health', 'PC Health Status', or something similar and press Enter.
    4. Check the CPU Temperature
      • Locate the CPU temperature reading within the hardware monitor or system health section. The temperature will typically be displayed in Celsius (°C).
  2. However, if diving into the BIOS seems a bit daunting or if you're looking for a more straightforward approach, the Windows Task Manager provides a user-friendly interface. This built-in tool allows you to monitor your CPU's performance and temperature directly from your desktop, eliminating the need for a system restart.

    How to Monitor CPU Temperature Via Windows Task Manager

    1. Open Task Manager
      • Press Ctrl + Shift + Esc simultaneously to open Windows Task Manager.
      • Alternatively, you can right-click the Start Button and select 'Task Manager' from the menu.
    2. Switch to the Performance Tab
      • Once Task Manager is open, click on the 'Performance' tab at the top.
    3. View CPU Temperature
      • Look at the bottom of the 'Performance' tab for your CPU utilization and, if your PC supports it, you’ll find the temperature next to the CPU listing.
      • Note: Not all processors or systems support CPU temperature monitoring via Task Manager. If the temperature is not displayed, you may need to check your BIOS, use a third-party software, or consult your system’s documentation for temperature monitoring.
  3. For those who prefer a detailed report without the need for third-party software, the System Information utility in Windows can be a gold mine. This tool goes beyond basic temperature monitoring, offering comprehensive details about your system's hardware and its current state.

    How to Use System Information to Check CPU Temperature

    1. Access System Information
      • Press Windows + R to open the Run dialog box.
      • Type msinfo32 and press Enter. This will open the System Information window.
    2. Locate CPU Temperature
      • In the System Information window, navigate to the 'Hardware Resources' section.
      • Look for a section titled 'Thermal Information' or similar, depending on your system's configuration. If your system does not display the temperature information here, it might not be available through this tool.
    3. Use Third-party Software
      • Download and install a reputable hardware monitoring application such as HWMonitor or Core Temp.
      • Run the application to get an accurate reading of your CPU temperature.
  4. Switching over to Mac users, checking your CPU temperature might seem like a hidden feature at first. However, using the Terminal, Apple's command-line interface, you can unearth precise temperature readings, revealing the inner workings of your macOS system.

    How to Check CPU Temperature on a Mac Using Terminal

    1. Install Xcode Command Line Tools
      • Open Terminal from your Applications/Utilities folder.
      • Enter the command xcode-select --install and press Enter. Follow the on-screen instructions to complete the installation.
    2. Install Homebrew
      • In Terminal, enter /bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh)" then press Enter. Follow the prompts to complete the installation of Homebrew.
    3. Install CoreTemp
      • Type brew install coretemp in Terminal and press Enter to install the CoreTemp utility.
    4. Check CPU Temperature
      • Enter coretemp in Terminal and press Enter. This will display your CPU's current temperature.
  5. Understanding the numbers is key. Regardless of how you obtain your CPU's temperature data, interpreting the readings correctly is critical. This involves knowing what temperatures are normal, what's cause for concern, and how ambient temperature can affect these values.

    How to Interpret CPU Temperature Readings

    1. Check Your CPU's Normal Temperature Range
      • Consult your CPU manufacturer's website or documentation for the recommended temperature range.
    2. Monitor Your CPU Temperature
      • Download and install a reliable hardware monitoring application such as HWMonitor or Core Temp.
      • Run the application to view your CPU's current temperature.
    3. Interpret the Temperature Readings
      • Understand that temperatures within 10°C of your CPU’s maximum recommended temperature are considered high. Immediate action should be taken to cool down your PC.
      • Normal operating temperatures vary depending on workload but generally should be between 30°C to 70°C for most CPUs.
    4. Take Preventive Measures
      • Ensure your computer’s cooling system is functioning properly. Clean fans or replace them if necessary.
      • Apply thermal paste if your CPU temperatures are consistently high, to improve heat dissipation.
      • Consider using a more efficient cooling solution like liquid cooling for more demanding tasks.
  6. Keeping your CPU within a healthy temperature range is vital. Fortunately, there are several strategies to manage and reduce CPU temperature, ensuring your system runs smoothly, prevents overheating, and maintains longevity.

    How to Manage and Reduce CPU Temperature

    1. Check Current CPU Temperature
      • Use software tools like Core Temp, HWMonitor, or your BIOS/UEFI utility to monitor your CPU's current temperature.
    2. Improve Airflow in Your Computer Case
      • Ensure your computer case is not obstructed and has enough room to circulate air efficiently.
      • Use compressed air to clean dust from the case, fans, and other components regularly.
      • Consider adding or upgrading case fans if possible to improve air intake and exhaust.
    3. Replace Thermal Paste
      • Carefully remove the CPU cooler and clean the old thermal paste from both the CPU and the cooler using isopropyl alcohol.
      • Apply a pea-sized amount of high-quality thermal paste to the center of the CPU before reattaching the cooler.
    4. Upgrade Your CPU Cooler
      • Research and purchase a cooler that is compatible with your CPU and fits your computer case.
      • Follow the manufacturer's instructions to correctly install the new cooler.
    5. Adjust Your Computer’s Power Settings
      • Access the power settings in your operating system and select a power plan that prioritizes energy efficiency.
      • Consider creating a custom power plan that reduces maximum processor state and system cooling policy.
  7. For a proactive approach, monitoring your CPU temperature over time can offer invaluable insights. By tracking how temperature fluctuates under different workloads, you can identify potential issues before they escalate, ensuring optimal performance.

    How to Monitor Your CPU Temperature Over Time

    1. Install a Temperature Monitoring Software
      • For Windows, download and install HWMonitor or Core Temp.
      • For Linux, install lm-sensors using the terminal.
    2. Configure the Software
      • Access the settings or options menu and enable temperature monitoring and logging features if they are available.
    3. Regularly Check the Temperature
      • Periodically review the temperature logs or live readings to ensure your CPU is operating within safe temperatures.
    4. Take Action if temperatures are consistently high
      • Ensure your computer's cooling system is clean and unobstructed.
      • Consider upgrading your cooling solution or consulting a professional if high temperatures persist.
  8. Finally, encountering an inaccurate CPU temperature reading can be baffling. Troubleshooting these inconsistencies involves checking for software updates, ensuring proper sensor functionality, and considering the impact of external factors. Establishing a reliable monitoring setup guarantees the health and performance of your system.

    How to Troubleshoot Inaccurate CPU Temperature Readings

    1. Confirm the Baseline Temperature
      • Restart your computer and enter the BIOS. Look for hardware monitoring or a similar section to find the CPU temperature.
    2. Use Third-party Software
      • Install software like HWMonitor, SpeedFan, or Core Temp to monitor your CPU temperature in real-time.
    3. Check for BIOS Update
      • Visit the motherboard manufacturer’s website, find your model, and download the latest BIOS update if available.
    4. Inspect Cooling System
      • Check if the CPU fan is working correctly and replace thermal paste if it has dried out or is improperly applied.
    5. Consult Technical Support
      • Reach out to your CPU or motherboard manufacturer’s technical support for specialized assistance.
We hope this comprehensive collection of guides has been a valuable resource in helping you understand how to monitor and manage your CPU temperature. From learning how to check your CPU temperature through BIOS, Windows Task Manager, or even on a Mac using Terminal, to interpreting what those readings mean for your system's health, we've covered a variety of tools and methods to ensure you're equipped with the knowledge you need. Additionally, we've provided insights into managing and reducing your CPU's heat output and troubleshooting any discrepancies in temperature readings. Monitoring your CPU temperature is crucial for maintaining optimal performance and longevity of your computer, and we're here to help you every step of the way. If you've found these guides helpful, remember to keep an eye on your CPU temperature regularly and take proactive steps towards ensuring your system runs smoothly and efficiently. Thank you for trusting us to be your go-to resource for all things related to CPU temperature monitoring and management.

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