DOZYANT 3 1/8 inch Charcoal Grill Temperature Gauge for Oklahoma Joe's Smokers Review (2026)
Updated September 21, 2026 · Research-based review
Our verdict
A direct replacement dial gauge sized specifically for Oklahoma Joe's smokers, useful for anyone whose stock thermometer has failed or drifted out of accuracy. The large 3 1/8 inch face is easy to read, but it measures lid-level temperature rather than heat at the grate.

DOZYANT's 3 1/8 inch charcoal grill temperature gauge made for Oklahoma Joe's smokers, a large, easy-to-read dial.
Price range: See on Amazon
What we liked
- + 3 1/8 inch dial is large and easy to read from a distance
- + Designed to fit Oklahoma Joe's smokers for a straightforward swap
- + Replaces worn or inaccurate stock thermometers
Trade-offs
- - Sized for specific smokers, so check fit before buying for other brands
- - Dial gauges read at lid height, not at grate level
What it replaces and fits
This is a dial-style temperature gauge built as a replacement part for Oklahoma Joe's smokers, sized to fit a 13/16 inch hole, which matches the opening most of these smokers use for their factory-installed thermometer. Because it is designed around that specific hole size, it is also compatible with other charcoal grills and smoker pits that share the same 13/16 inch mounting hole, even outside the Oklahoma Joe's lineup, though buyers should measure their own unit's opening before ordering to confirm a match. Installation involves inserting the stem through the hole and securing it from the inside with the included hardware, a straightforward swap for anyone replacing a broken or fogged-up factory gauge.
Dial size and readability
The face measures 3 1/8 inches across, noticeably larger than the small dial gauges that ship stock on many entry-level smokers, and the numbers and temperature markings are enlarged to make reading the current temperature easier from a few steps away rather than needing to lean in close to the lid. The dial uses color-coded zones marking cooler, ideal, and hotter ranges at a glance, which helps newer smoker owners judge whether the fire needs more fuel or needs to be let die down without doing the mental math of interpreting a plain numbers-only face, particularly useful in low light or at night.
Temperature range and accuracy
The gauge reads across a range of 100 to 550 degrees Fahrenheit, which covers the low-and-slow range used for smoking as well as the higher temperatures reached when a fire is run hotter for grilling rather than smoking. A stainless steel probe extends from the back of the dial into the smoker's interior, and stainless construction is chosen for this kind of part because it resists rust and warping from repeated heat cycles better than cheaper alloys. As with any replacement gauge, the reading should be understood as an approximation tied to where the probe sits, and periodically checking it against a separate instant-read thermometer is good practice for anyone relying on precise temperatures.
Lid-level versus grate-level temperature
Like most dial gauges mounted through the lid of a smoker, this unit measures the air temperature near where it is installed, which on most Oklahoma Joe's models is well above the level of the cooking grate where the food actually sits. That gap between lid temperature and grate temperature is a known characteristic of offset smokers generally and is not specific to this gauge, but it means the reading should be treated as a general indicator of the smoker's overall heat rather than the exact temperature the meat is experiencing. Pairing a lid thermometer like this with a separate grate-level probe thermometer gives a fuller picture for anyone serious about dialing in consistent results.
Who this is for
This gauge is aimed squarely at Oklahoma Joe's owners whose factory thermometer has stopped working accurately or fogged up over time, since it is built to slot into the same hole without modification. It also suits owners of other smokers and grills that happen to share the same 13/16 inch mounting hole and who want a larger, easier-to-read replacement than what shipped stock. It is not intended as a standalone meat thermometer and will not replace a probe thermometer for checking internal food temperature, so anyone wanting to monitor both the smoker's ambient heat and the food itself should plan to use this alongside a separate meat probe.
Frequently asked questions
What hole size does this thermometer fit?
It is designed for a 13/16 inch mounting hole, the size used on Oklahoma Joe's smokers and many other charcoal grills and smoker pits.
What temperature range does the dial cover?
The face reads from 100 to 550 degrees Fahrenheit, covering both low-and-slow smoking temperatures and higher grilling heat.
Does this measure the temperature at the grate where the food sits?
No, it reads the air temperature near the lid where it is mounted, which is typically higher than the temperature right at the cooking grate.
Does it come with mounting hardware?
Yes, an installation kit is included so the stem can be inserted through the hole and secured from the inside.
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