What Is Best Extension Cord for Outdoor Christmas Lights?

Using outdoor Christmas lights is a great way to spruce up your holiday decor. However, in order to ensure these lights work safely and efficiently, it is important to use the right type of extension cord.

When selecting an extension cord for outdoor Christmas lights, there are several factors to consider. First, you need to make sure that the cord is able to support the wattage of the lights you are using.

This is especially important if you are using higher-wattage bulbs or strings of lights that require more power. You also want to make sure that the cord has a three-prong plug and an appropriate level of insulation for outdoor use.

In addition, it is important to select an extension cord with a heavy-duty rating. This will ensure that the cord can handle any surges in power that may occur due to changes in temperature or humidity. In general, look for cords rated at least 16/3 AWG (American Wire Gauge).

Finally, make sure that your extension cord is designed for outdoor use. These cords are usually marked with “W” or “W-A” on their insulation jackets and feature weather-resistant plugs and connectors. Weatherproof cords can be used indoors as well but should not be used outdoors unless they are specifically designed for it.


The best extension cord for outdoor Christmas lights should have a heavy-duty rating of 16/3 AWG or higher and be marked “W” or “W-A” on its insulation jacket for weatherproofing. When selecting an extension cord, make sure you also consider the wattage requirements of your lights as well as any other factors such as temperature or humidity changes in order to ensure safe and efficient operation.

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Chris Powell