---
title: "Humidity Meter — $5.0M/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/patio-lawn-garden/humidity-meter"
last_updated: "2026-08-11T09:26:58.637Z"
locale: en
meta:
description: "Niche score 55/100 · $5.0M/yr market · 3.9M searches/yr. A deep review moat (32,072 avg reviews) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 55/100 · $5.0M/yr market · 3.9M searches/yr. A deep review moat (32,072 avg reviews) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Humidity Meter — $5.0M/yr Amazon US Niche (2026) - Flapen"
---
# **humidity meter**
**Worth a look**
Shows a $5.0M/yr market, but a deep review moat (32,072 avg reviews) keeps it on the watch list.
Market size 97Growth 21Conversion 92Competition 33Returns 93Price range 57Avg price 43Brand share 45Review moat 10Quality gap 38
**Market size**
**Incredible****$5.0M**
$5.0M/yr · 3.9M searches
**Returns**
**Great****1.1%**
return rate — above 5% kills the launch gate
**Conversion**
**Great****11.3%**
search→purchase rate — share of searches ending in a sale
**Price range**
**Good****$5.60–$27.57**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Brand share**
**Okay****78%**
top-5 brand share — brands hold most of the demand
**Avg price**
**Okay****$11.21**
avg listing price — sweet spot $15–$100
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Competition**
**Okay****65%**
top-5 click share — leaders hold, buyers still browse
**Growth**
**Bad****-7.2%**
90-day search growth — must beat 0% to launch
**Review moat**
**Bad****32,071.69**
avg incumbent reviews — the moat a new listing must climb
According to Flapen's Amazon United States niche tracking, humidity meter is a $5.0M/yr Amazon United States market (3.9M searches/yr). The top 5 brands hold 78% of demand. Demand peaks in Jan–Dec. Verdict: Worth a look — 55/100.
Data updated Jul 15, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **humidity meter market data**
- **Units sold / yr**
- **400K–500K**
- avg 25,000–30,000/product
- **Revenue / yr**
- **$4.5M–$5.6M**
- units × avg price
- **Conversion rate**
- **11.3%**
- **Avg BSR**
- **#7**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **94%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **50 months**
- **Avg seller age**
- **159 days**
## **Competition & brand share**
The top 5 products take 65% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**12 **▼falling
**Sellers**
**22**
**Top-5 brand share**
**78%**
Top 20: 100%
**Top-5 click share**
**65%**
Top 20: 100%
**Open market**
**18%**
- TempPro51% - Antonki9% - Ayawiss7% - DOQAUS6% - Serundo Auto5% - Govee5% - Open — no brand owns it (6 brands, 18%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -7.2% search growth over the last 90 days.
125K75KSpike '24Holiday '24Spike '25Prime Day '25Black Friday '25Holiday '25Spike '26Prime Day '26 seasonSepDecMarJunAugNovMarMay
Peak months: Jan, Dec · busiest ÷ quietest = 1.8×
[**Open Trend **](https://flapen.com/research/us/patio-lawn-garden/humidity-meter/trend)
## **Top humidity meter search terms**
- **hygrometer**645K/yr-4.9%8.2% conv. - **humidity meter**534K/yr-2.4%10.0% conv. - **temperature and humidity monitor**290K/yr-0.4%6.5% conv. - **humidity monitor**231K/yr-2.9%11.1% conv. - **room thermometer indoor**281K/yr-6.9%12.7% conv. - **indoor thermometer**269K/yr-17.6%8.0% conv. - **hygrometer indoor humidity**189K/yr-7.1%12.9% conv. - **thermometer for house**234K/yr-37.1%6.1% conv. - **room thermometer**164K/yr-12.2%9.7% conv. - **temperature gauge**123K/yr+21.1%2.7% conv. [**All search terms **](https://flapen.com/research/us/patio-lawn-garden/humidity-meter/search-terms)
## **Top humidity meter 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%$496K20%$991K30%$1.5M40%$2.0M1001K10K100K1.0M Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 16 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**TempPro TP50 Digital Hygrometer Indoor Thermometer Room Thermometer and Humidity Gauge with Temperature Humidity Monitor(Previously ThermoPro)**TempPro**$10.88**4.6★154,357 rev](https://www.amazon.com/dp/B01H1R0K68) [2**TempPro TP49 Digital Hygrometer Indoor Thermometer Humidity Meter Room Thermometer with Temperature and Humidity Monitor Mini Hygrometer Outdoor Thermometer (Previously ThermoPro)**TempPro**$9.45**4.6★62,281 rev](https://www.amazon.com/dp/B07WCR5Y4B) [3**Antonki 2 Pack Room Thermometer for Home Hygrometer Indoor Humidity Meter Gauge Digital Temperature and Humidity Monitor Sensor for House Terrarium Incubator Greenhouse - Battery Included**Antonki**$9.53**4.5★35,594 rev](https://www.amazon.com/dp/B09N92NRYN) [4**Ayawiss Room Thermometer Indoor Hygrometer Humidity Meter Gauge Digital Temperature and Humidity Sensor Monitor for Home Office House Pets Plants - AAA Battery Included**Ayawiss**$5.60**4.4★1,451 rev](https://www.amazon.com/dp/B0CN2VDPCW) [5**DOQAUS Digital Hygrometer Indoor Thermometer Humidity Meter Room Thermometer with 5s Fast Refresh Accurate Temperature Humidity Monitor for Home Bedroom Baby Room Office Greenhouse Cellar (Black)**DOQAUS**$7.16**4.4★19,233 rev](https://www.amazon.com/dp/B07ZSF5RC5)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**6 Pack Mini Hygrometer Indoor Humidity Meter Small Digital Thermometer Humidity Gauge Meter Indoor Thermometer Hygrometer Monitor Fahrenheit () for Thermostat Reptile Tank Mason Jars**JJMTDS**$7.16**1,586 rev1y ago](https://www.amazon.com/dp/B0DNKGBW54) [**WWHAKO 4-Pack Mini Hygrometer Thermometer Indoor Outdoor Round Humidity Meter Small Digital LCD Monitor Thermometer Temperature Gauge Humidity Sensor () or () for Reptile Thermostat Jars**wwhako**$7.94**714 rev1y ago](https://www.amazon.com/dp/B0DG8ZXZ5D) [**Mini Hygrometer Thermometer Digital Humidity Meter Indoor/Outdoor Humidity Monitor Reptile Thermometer for Greenhouse Garden Cellar Fahrenheit()/ Celsius() 2 Pack**Serundo Auto**$5.97**3,331 rev2y ago](https://www.amazon.com/dp/B0CXHV22GD) [**6-Pack Mini Hygrometer Indoor Humidity Meter Mini Digital Thermometer Humidity Gauge Meter Indoor Thermometer Hygrometer Monitor Fahrenheit () for Reptile Thermostat Jars Reptile Fridge**ANFBYOH**$8.12**1,920 rev2y ago](https://www.amazon.com/dp/B0CXHS6CYS) [**Ayawiss Room Thermometer Indoor Hygrometer Humidity Meter Gauge Digital Temperature and Humidity Sensor Monitor for Home Office House Pets Plants - AAA Battery Included**Ayawiss**$5.60**1,451 rev2y ago](https://www.amazon.com/dp/B0CN2VDPCW)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Ayawiss Room Thermometer Indoor Hygrometer Humidity Meter Gauge Digital Temperature and Humidity Sensor Monitor for Home Office House Pets Plants - AAA Battery Included**Ayawiss**$5.60**4.4★**▲ 82%**](https://www.amazon.com/dp/B0CN2VDPCW) [**TempPro TP50 3 Pieces Digital Hygrometer Indoor Thermometer Room Thermometer and Humidity Gauge with Temperature Humidity Monitor (Previously ThermoPro)**TempPro**$27.57**4.6★**▲ 81%**](https://www.amazon.com/dp/B0C4XLLGZ7) [**WWHAKO 4-Pack Mini Hygrometer Thermometer Indoor Outdoor Round Humidity Meter Small Digital LCD Monitor Thermometer Temperature Gauge Humidity Sensor () or () for Reptile Thermostat Jars**wwhako**$7.94**4.5★**▲ 66%**](https://www.amazon.com/dp/B0DG8ZXZ5D) [**SECRUI Digital Hygrometer Thermometer for Room Temperature Humidity Meter Indoor Thermometer Accuracy Calibration LCD Temperature Sensor with Maximum and Minimum Records TH1 White**SECRUI**$8.69**4.6★**▲ 26%**](https://www.amazon.com/dp/B09BQ1RZGG) [**TempPro TP50 2 Pieces Digital Hygrometer Indoor Thermometer Room Thermometer and Humidity Gauge with Temperature Humidity Monitor(Previously ThermoPro)**TempPro**$21.07**4.6★**▲ 22%**](https://www.amazon.com/dp/B07R3YC1BC)
**~~View all trending →~~**
## **What buyers say about humidity meter**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Value For Money**17%
*“Best value”*
**Ease Of Use**13%
*“Easy to Read”*
**Advertised Vs Actual Product**13%
*“Works as promised”*
**Quality-Overall**11%
*“Great quality, price and arrives ready to use”*
**Efficiency**9%
*“Does its job well”*
**Size-Overall**6%
*“They fit just about anywhere”*
**Measurement/Reading Accuracy**3%
*“Pretty accurate”*
**Battery Life**3%
*“Battery life is great”*
**Temperature Control**2%
*“Temperature is accurate”*
**Durability**2%
*“Made with durable materials, feels quality”*
### **What buyers complain about **
**Size-Overall**21%
*“REALLY SMALL”*
**Measurement/Reading Accuracy**12%
*“poor execution in terms of bad accuracy”*
**Quality-Overall**8%
*“Need better quality control”*
**Battery Life**7%
*“replacing battery didn't help”*
**Durability**7%
*“Fell apart”*
**Functionality-Overall**6%
*“Stopped working”*
**Display-Overall**3%
*“Display broken”*
**Value For Money**3%
*“Too expensive”*
**Connectivity-Overall**2%
*“Doesnt connect to app”*
**Advertised Vs Actual Product**2%
*“False advertising”*
### **Top return reasons **
**Size-Overall**19%
**Measurement/Reading Accuracy**16%
**Functionality-Overall**15%
**Display-Overall**8%
**Advertised Vs Actual Product**8%
**Connectivity-Overall**7%
**Defective Material/Parts**6%
**Value For Money**6%
**Heating**4%
**Compatibility-Overall**1%
## **Common questions**
- **Is humidity meter profitable to sell on Amazon United States?**
- The niche generates $5.0M/yr across 16 tracked products. 90-day search growth is -7.2%. Flapen's verdict: Worth a look (55/100).
- **How competitive is the humidity meter niche?**
- 12 brands and 22 sellers compete. The top 5 products take 65% of clicks and top 5 brands hold 78% of demand.
- **What do buyers complain about in humidity meter?**
- Top complaints mined from reviews: Size-Overall, Measurement/Reading Accuracy, Quality-Overall. The return rate is 1.1%.
- **When does demand for humidity meter peak?**
- Demand peaks in Jan–Dec; the busiest month runs 1.8× the quietest.
- **What does it cost to enter the humidity meter niche?**
- Listings span $5.60–$27.57; the average listing price is $11.21 (sweet spot $15–$100). The average incumbent carries 32,072 reviews — the moat a new listing must climb.
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