---
title: "Thermometer — $18.5M/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/baby-products/thermometer"
last_updated: "2026-08-09T13:07:56.337Z"
locale: en
meta:
description: "Niche score 53/100 · $18.5M/yr market · 9.5M searches/yr. Soft demand (-31.8% this quarter) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 53/100 · $18.5M/yr market · 9.5M searches/yr. Soft demand (-31.8% this quarter) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Thermometer — $18.5M/yr Amazon US Niche (2026) - Flapen"
---
# **thermometer**
**Worth a look**
Shows a $18.5M/yr market, but soft demand (-31.8% this quarter) keeps it on the watch list.
Market size 100Growth 9Conversion 90Competition 21Returns 96Price range 79Avg price 83Brand share 16Review moat 10Quality gap 47
**Market size**
**Incredible****$18.5M**
$18.5M/yr · 9.5M searches
**Returns**
**Incredible****0.7%**
return rate — above 5% kills the launch gate
**Conversion**
**Great****10.8%**
search→purchase rate — share of searches ending in a sale
**Avg price**
**Great****$18.00**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$4.43–$57.08**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Competition**
**Bad****74%**
top-5 click share — a locked-up shelf
**Brand share**
**Bad****94%**
top-5 brand share — brand-locked demand
**Review moat**
**Bad****30,865.83**
avg incumbent reviews — the moat a new listing must climb
**Growth**
**Bad****-31.8%**
90-day search growth — must beat 0% to launch
According to Flapen's Amazon United States niche tracking, thermometer is a $18.5M/yr Amazon United States market (9.5M searches/yr). The top 5 brands hold 94% of demand. Demand peaks in Jan–Feb. Verdict: Worth a look — 53/100.
Data updated Jul 10, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **thermometer market data**
- **Units sold / yr**
- **1.0M–1.0M**
- avg 80,000–100,000/product
- **Revenue / yr**
- **$18.0M–$18.0M**
- units × avg price
- **Conversion rate**
- **10.8%**
- **Avg BSR**
- **#2**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **92%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **59 months**
- **Avg seller age**
- **155 days**
## **Competition & brand share**
The top 5 products capture 74% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**8 **▼falling
**Sellers**
**31**
**Top-5 brand share**
**94%**
Top 20: 100%
**Top-5 click share**
**74%**
Top 20: 100%
**Open market**
**3%**
- GoodBaby38% - Boncare27% - ANMEATE16% - Viproud6% - Vicks6% - Braun3% - Open — no brand owns it (2 brands, 3%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -31.8% search growth over the last 90 days.
300K200KPrime Day '24Holiday '24Spike '25Prime Day '25Holiday '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Jan, Feb · busiest ÷ quietest = 1.9×
[**Open Trend **](https://flapen.com/research/us/baby-products/thermometer/trend)
## **Top thermometer search terms**
- **thermometer**4.6M/yr-34.6%8.8% conv. - **thermometer for adults**1.6M/yr-30.2%15.8% conv. - **thermometer for kids**755K/yr-43.6%11.8% conv. - **digital thermometer**581K/yr-18.1%4.9% conv. - **termometro digital**320K/yr-24.1%3.8% conv. - **temp**233K/yr-8.5%0.1% conv. - **forehead thermometer**296K/yr-37.6%10.6% conv. - **temporal thermometer**150K/yr-36.1%8.8% conv. - **digital thermometer for adults**156K/yr-25.6%14.9% conv. - **termometro**107K/yr-7.4%3.2% conv. [**All search terms **](https://flapen.com/research/us/baby-products/thermometer/search-terms)
## **Top thermometer products on Amazon**
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
0%10%$1.8M20%$3.7M30%$5.5M40%$7.4M1001K10K100K1.0M Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 12 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**No-Touch Thermometer for Adults and Kids Accurate Digital Baby Thermometer Fever Alarm & Silent Mode 2 in 1 Forehead & Object Mode**GoodBaby**$18.82**4.5★117,538 rev](https://www.amazon.com/dp/B0824XNJSW) [2**No-Touch Forehead Thermometer for Adults Infrared Digital Baby Thermometer for Kids Accurate Reading with Large Display Mute Mode Memory Recall Fever Alarm**ANMEATE**$10.17**4.5★22,595 rev](https://www.amazon.com/dp/B0CTCPQ6N9) [3**Boncare 10 Seconds Oral Thermometer for Adults and Kids - Accurate & Safe Rectal Thermometer for Baby with Fever Alarm Digital Thermometer (Light Blue)**Boncare**$6.88**4.3★25,623 rev](https://www.amazon.com/dp/B08B8BDG42) [4**Boncare 10 Seconds Digital Thermometer for Adults and Kids - Accurate & Safe Rectal Thermometer for Baby with Fever Alarm Oral Thermometer (Dark Blue)**Boncare**$7.47**4.4★33,298 rev](https://www.amazon.com/dp/B08B7V2RG3) [5**Thermometer for Adults and Kids Fast Accurate Baby Thermometer Fever Alarm & Mute Mode Baby Essentials - Lifetime Support**Viproud**$15.40**4.6★9,022 rev](https://www.amazon.com/dp/B0CGRB23YM)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**8 Seconds Thermometer for Adults & Kids Accurate & Safe Baby Thermometer with Fever Alarm and Memory Recall Oral Rectal or Underarm Use (White)**Tempx**$4.43**428 rev5mo ago](https://www.amazon.com/dp/B0GHXTY6PZ) [**Boncare 9 Seconds Basal Body Thermometer for Ovulation Oral Thermometer for Adults and Kids - Accurate Rectal Thermometer with Fever Alarm and Large Display (Rice-White)**Boncare**$14.21**2,847 rev2y ago](https://www.amazon.com/dp/B0D5Q7TNCG) [**No-Touch Forehead Thermometer for Adults Infrared Digital Baby Thermometer for Kids Accurate Reading with Large Display Mute Mode Memory Recall Fever Alarm**ANMEATE**$10.17**22,595 rev2y ago](https://www.amazon.com/dp/B0CTCPQ6N9) [**Thermometer for Adults and Kids Fast Accurate Baby Thermometer Fever Alarm & Mute Mode Baby Essentials - Lifetime Support**Viproud**$15.40**9,022 rev2y ago](https://www.amazon.com/dp/B0CGRB23YM) [**Vicks SpeedRead Digital Thermometer for Baby Kids & Adults Color-Coded Readings Oral Baby Rectal Thermometer or Under The Arm Water Resistant**Vicks**$9.99**3,154 rev3y ago](https://www.amazon.com/dp/B0C82QD5BB)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**8 Seconds Thermometer for Adults & Kids Accurate & Safe Baby Thermometer with Fever Alarm and Memory Recall Oral Rectal or Underarm Use (White)**Tempx**$4.43**4.4★**▲ 224%**](https://www.amazon.com/dp/B0GHXTY6PZ) [**Braun ThermoScan 7 Digital Ear Thermometer for Adults Babies & Infants Age-Adjusted Fever Guidance No. 1 Brand Recommended by Pediatricians**Braun**$57.08**4.6★**▲ 82%**](https://www.amazon.com/dp/B07F4JJH1Z) [**No-Touch Thermometer for Adults and Kids Digital Baby Thermometer with Fever Alarm 1 Second Fast Result Easy to use 2 in 1 Mode**GoodBaby**$19.49**4.5★**▲ 39%**](https://www.amazon.com/dp/B0B2ZH3SZM) [**Boncare 10 Seconds Digital Thermometer for Adults and Kids - Accurate & Safe Rectal Thermometer for Baby with Fever Alarm Oral Thermometer (Dark Blue)**Boncare**$7.47**4.4★**▲ 17%**](https://www.amazon.com/dp/B08B7V2RG3) [**No-Touch Forehead Thermometer for Adults Infrared Digital Baby Thermometer for Kids Accurate Reading with Large Display Mute Mode Memory Recall Fever Alarm**ANMEATE**$10.17**4.5★**— 7%**](https://www.amazon.com/dp/B0CTCPQ6N9)
**~~View all trending →~~**
## **What buyers say about thermometer**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Ease Of Use**26%
*“Easy to Read”*
**Temperature Control**16%
*“temperature is accurate”*
**Value For Money**10%
*“Price is affordable”*
**Quality-Overall**9%
*“Excellent Product”*
**Accuracy-Overall**8%
*“Accurate and easy to use”*
**Advertised Vs Actual Product**6%
*“As advertised”*
**Efficiency**5%
*“Effective”*
**Display-Overall**2%
*“Display is very nice”*
**Battery Life**1%
*“long battery life”*
**Durability**1%
*“It is durable”*
### **What buyers complain about **
**Measurement/Reading Accuracy**26%
*“Bad readings”*
**Temperature Control**12%
*“Overestimates temperature”*
**Functionality-Overall**10%
*“It doesn't function”*
**Accuracy-Overall**9%
*“NOT ACCURATE”*
**Quality-Overall**7%
*“Awful quality control”*
**Durability**6%
*“Does not last”*
**Battery Life**6%
*“Poor battery life”*
**Value For Money**3%
*“Waste of money”*
**Fever Relief**2%
*“is dealing with a fever”*
**Ease Of Use**1%
*“Hard to hear”*
### **Top return reasons **
**Measurement/Reading Accuracy**36%
**Functionality-Overall**18%
**Temperature Control**7%
**Accuracy-Overall**6%
**Value For Money**5%
**Heating**5%
**Advertised Vs Actual Product**4%
**Display-Overall**3%
**Product Condition**3%
**Battery Life**2%
## **Common questions**
- **Is thermometer profitable to sell on Amazon United States?**
- The niche generates $18.5M/yr across 12 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is -31.8%. Flapen's verdict: Worth a look (53/100).
- **How competitive is the thermometer niche?**
- 8 brands and 31 sellers compete. The top 5 products take 74% of clicks and top 5 brands hold 94% of demand.
- **What do buyers complain about in thermometer?**
- Top complaints mined from reviews: Measurement/Reading Accuracy, Temperature Control, Functionality-Overall. The return rate is 0.7%.
- **When does demand for thermometer peak?**
- Demand peaks in Jan–Feb; the busiest month runs 1.9× the quietest.
- **What does it cost to enter the thermometer niche?**
- Listings span $4.43–$57.08; the average listing price is $18.00 (sweet spot $15–$100). The average incumbent carries 30,866 reviews — the moat a new listing must climb.
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