Honeywell Thermostat Not Showing Outside Temp: Quick Fixes!

If your Honeywell thermostat is not showing the outside temperature, check for any loose wiring connections. It’s important to troubleshoot this issue to ensure accurate temperature readings.

A malfunctioning outdoor sensor or a problem with the thermostat’s settings could also be the cause. This guide will provide you with steps to diagnose and fix the issue, allowing you to enjoy the full functionality of your thermostat. Understanding the potential reasons for the problem and the steps to resolve it will help you maintain a comfortable and well-regulated indoor environment.

Let’s explore the common issues and solutions to get your thermostat to display the outside temperature accurately.

Introduction To Honeywell Thermostat Features

The Honeywell thermostat may not display the outside temperature due to various reasons. Check the thermostat settings to ensure the outside temperature is enabled. Additionally, verify if the thermostat is properly connected to the outdoor sensor to accurately show the outside temperature.

Honeywell thermostats are designed to provide comfort and convenience to homeowners. These thermostats come with various features, including programmable settings, energy-saving modes, and outdoor temperature display. However, some users may experience issues with their thermostat not showing the outside temperature.

This blog post will discuss the importance of the outside temperature display and common Honeywell thermostat models that come with this feature.

Importance Of Outside Temperature Display

The outside temperature display is an essential feature of a thermostat as it allows homeowners to adjust the indoor temperature according to the weather outside. This feature is particularly useful during extreme weather conditions such as heatwaves or cold snaps. With the outside temperature display, homeowners can adjust their thermostat to maintain a comfortable indoor temperature while conserving energy.

Common Models With Outdoor Temperature

Honeywell offers various thermostat models that come with an outdoor temperature display. These models include:

  • Honeywell RTH9580WF
  • Honeywell RTH7600D
  • Honeywell RTH8500D

These models are programmable and offer energy-saving modes, making them popular among homeowners. Additionally, they come with an easy-to-read display that shows both indoor and outdoor temperatures. If you are experiencing issues with your Honeywell thermostat not showing the outside temperature, make sure to check the model specifications to ensure it comes with this feature.

Overall, the outside temperature display is a crucial feature of a thermostat, providing homeowners with the information they need to maintain a comfortable indoor temperature while conserving energy.

Troubleshooting Basics

If your Honeywell thermostat is not displaying the outside temperature, start by checking the thermostat settings and ensuring that it is properly connected to the outdoor sensor. Verify that the sensor is not obstructed and is receiving power. If the issue persists, consider resetting the thermostat or contacting Honeywell customer support for further assistance.

Initial Checks And Settings Review

Start by checking if the thermostat is receiving power and properly connected.

Ensure that the display screen is not obstructed or damaged.

Review the thermostat settings to confirm the outside temperature display is enabled.

Verifying Sensor Connection

Inspect the sensor wires for any visible damage or disconnection.

Reconnect any loose wires and ensure they are securely attached.

Reset the thermostat and check if the outside temperature reading is restored.

Sensor Issues And Solutions

When your Honeywell thermostat fails to display the outside temperature, it can be frustrating. Sensor issues are a common culprit for this problem, but with the right troubleshooting steps, you can get your thermostat back on track. In this section, we will explore sensor problems and provide step-by-step solutions to help you resolve the issue.

Identifying Sensor Problems

If your Honeywell thermostat is not showing the outside temperature, the sensor may be experiencing issues. Common sensor problems include faulty wiring, sensor placement, or environmental factors that can impact its functionality. Before proceeding with troubleshooting, it’s crucial to identify the specific sensor issue.

Step-by-step Sensor Troubleshooting

Follow these steps to troubleshoot sensor issues and restore the outside temperature display on your Honeywell thermostat:

  1. Inspect the sensor wiring for any signs of damage or loose connections.
  2. Ensure that the sensor is placed in an optimal location to accurately measure the outside temperature.
  3. Check for any obstructions or environmental factors that could be affecting the sensor’s performance.
  4. Reset the thermostat and recalibrate the sensor settings to ensure accurate temperature readings.

Software Glitches And Firmware Updates

Honeywell thermostat not showing the outside temperature? Software glitches and firmware updates may be the culprits. Let’s dive into how to troubleshoot these issues.

Checking For Software Anomalies

When your Honeywell thermostat fails to display the outside temperature, the first step is to check for any software anomalies. Verify if the thermostat’s software is up to date and functioning properly.

How To Update Thermostat Firmware

If software anomalies are detected, updating the thermostat’s firmware can often resolve the issue. Here are the steps to update the thermostat firmware:

  1. Access the thermostat’s menu and navigate to the settings option.
  2. Select the firmware update option, if available, to initiate the update process.
  3. Follow the on-screen instructions to complete the firmware update. Ensure a stable internet connection during the update process.
  4. After the update is complete, verify if the outside temperature is now displayed correctly.

Wireless Interference And Connectivity

When it comes to the Honeywell thermostat not showing outside temperature, wireless interference and connectivity issues can be a common culprit. Understanding how to deal with signal disruption and improve wireless communication can help resolve this frustrating problem.

Dealing With Signal Disruption

If your Honeywell thermostat is not displaying the outside temperature, wireless interference may be to blame. Wireless signals can be disrupted by various household devices such as cordless phones, baby monitors, or even microwave ovens. Moving the thermostat away from these devices and ensuring there are no large obstructions between the thermostat and the wireless receiver can help reduce interference.

Improving Wireless Communication

To improve wireless communication and ensure the outside temperature is accurately displayed on your Honeywell thermostat, consider the following steps:

  • Check the thermostat’s batteries to ensure they are not low, as this can impact wireless communication.
  • Reset the thermostat by removing it from the wall and then reattaching it to the backplate. This can help establish a stronger connection.
  • Relocate the wireless receiver to a more central location in your home to enhance signal reception.
  • Update the thermostat’s firmware to the latest version, as this can address known connectivity issues.

Battery Troubles And Power Supply

Experiencing issues with your Honeywell thermostat not displaying outside temperature? Battery troubles or power supply interruptions could be the culprits. Check and replace batteries, and ensure proper power connection for accurate readings.

Replacing Batteries Correctly

If your Honeywell thermostat is not showing the outside temperature, it could be due to battery issues. Ensure that you replace the batteries correctly. Improperly installed batteries can lead to display malfunctions. —

Ensuring Stable Power Supply

To avoid the Honeywell thermostat not showing the outside temperature, make sure you have a stable power supply. Check for any power outages or fluctuations that could affect the thermostat’s performance. —

Resetting The Honeywell Thermostat

Resetting the Honeywell Thermostat is a simple solution to address issues like the outside temperature not displaying correctly. It involves performing a soft reset or a factory reset, depending on the severity of the problem.

Soft Reset Procedure

A soft reset can help resolve minor display issues with the thermostat. Follow these steps:

  1. Remove the thermostat from the wall.
  2. Remove the batteries if applicable.
  3. Wait for at least 5 minutes.
  4. Reinsert the batteries and reattach the thermostat to the wall.
  5. Check if the outside temperature is now displaying correctly.

When To Perform A Factory Reset

If the soft reset doesn’t fix the issue, you may need to perform a factory reset. This should be done when:

  • The outside temperature is still not showing after a soft reset.
  • There are persistent display problems or errors.
  • The thermostat is unresponsive to manual adjustments.

Always refer to the user manual for specific instructions on performing a factory reset for your Honeywell thermostat model.

Professional Assistance And Support

Get professional assistance and support for your Honeywell thermostat not displaying outside temperature. Expert help is available to troubleshoot and resolve the issue promptly.

If your Honeywell thermostat is not showing the outside temperature, it can be frustrating. While there are some things you can do on your own, sometimes it’s best to seek professional assistance and support. This blog post will highlight when to call a technician and the customer support options available to you.

When To Call A Technician

If you have tried all the troubleshooting steps and your Honeywell thermostat is still not showing outside temperature, it may be time to call a technician. Some signs that you may need professional assistance include:

  • The thermostat is not responding to changes in temperature settings
  • The display is not functioning properly
  • The thermostat is not heating or cooling your home
  • The wiring is damaged or there is an electrical issue

Customer Support Options

If you’re experiencing problems with your Honeywell thermostat, there are several customer support options available to you. These include:

  1. Online support: Honeywell has a comprehensive online support center where you can find troubleshooting guides, FAQs, and manuals.
  2. Phone support: You can contact Honeywell’s customer support team by phone for assistance with your thermostat.
  3. Professional installation: If you’re having trouble with your thermostat, it may be due to improper installation. Honeywell offers professional installation services to ensure your thermostat is installed correctly.
  4. Warranty support: If your thermostat is still under warranty, you may be eligible for a free repair or replacement.

In conclusion, if your Honeywell thermostat is not showing outside temperature, don’t panic. Try some basic troubleshooting steps first, but if those don’t work, seek professional assistance and support. Honeywell offers a range of customer support options to help you get your thermostat working properly again.

Preventative Measures And Maintenance

To fix a Honeywell thermostat that’s not showing outside temperature, preventative measures and maintenance are necessary. Check if the thermostat is clean, the wires are connected properly, and the batteries are functional. If the issue persists, reset the thermostat or contact a professional.

Routine Maintenance Tips Regularly clean the thermostat display with a soft, dry cloth. Inspect the wiring connections for any signs of wear or damage. Change the thermostat batteries at least once a year.

Avoiding Common Mistakes Ensure the thermostat is installed away from direct sunlight or drafts. Avoid placing the thermostat near heat sources or vents. Regularly calibrate the thermostat to ensure accurate temperature readings.

Proper Maintenance Increases Longevity Implementing these maintenance tips can prolong the lifespan of your Honeywell thermostat. Regular upkeep helps prevent issues like inaccurate temperature readings or display malfunctions.

Upgrading Your Thermostat System

When it comes to upgrading your thermostat system, it’s important to consider new models and the benefits of smart thermostat upgrades.

Considering New Models

New thermostat models offer enhanced features and better functionality.

Benefits Of Smart Thermostat Upgrades

Smart thermostats provide remote access and energy-saving capabilities.

Frequently Asked Questions

Why Is My Honeywell Thermostat Not Showing Current Temperature?

Check the thermostat batteries, reset the unit, or ensure proper wiring connections to display the temperature accurately.

Where Is The Outdoor Sensor For the Honeywell Thermostat?

The outdoor sensor for a Honeywell thermostat is usually located outside the house, near the HVAC unit. Look for a small, weather-resistant device on a north-facing wall for accurate temperature readings.

Where Does The Honeywell Smart Thermostat Get Outside Temperature From?

The Honeywell smart thermostat gets outside temperature from its built-in sensor or by connecting to the internet.

Why Is My Honeywell Thermostat Not Reaching Set Temperature?

Check if the thermostat is in direct sunlight or near heat sources. Also, make sure it’s level and the temperature sensor isn’t dirty or obstructed. Consider recalibrating the thermostat or replacing it if issues persist. Regular maintenance can also help ensure optimal performance.


To troubleshoot a Honeywell thermostat not displaying the outside temperature, follow these steps. Check the thermostat settings, ensure proper installation, and verify the wiring connections. If issues persist, contact Honeywell customer support for further assistance. Stay informed and address any technical concerns promptly for optimal thermostat performance.

Scott Maupin