23 best thermometer under $5.00
We picked 23 thermometer from AliExpress with real orders and good reviews. Prices go from $1.15 to $4.51, the average rating is 4.7 stars and the most popular one has 43.1k orders. Every product opens on AliExpress, where you pay with buyer protection.
Updated: 2026-11
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-78%Medical IR Fever Thermometer Digital Ear Thermometer Child Adult Non-contact Body Temperature or Mini$2.83 $12.96★ 4.5 · 43.1k soldView on AliExpress → - 2
-71%1pcs Aquarium Thermometer Electronic LCD Digital Fish Tank Temperature Measurement Fish Tank Temp Meter$1.78 $6.08★ 4.9 · 21.5k soldView on AliExpress → - 3
-57%@1S-1pcs Aquarium Thermometer Electronic LCD Digital Fish Tank Temperature Measurement Fish Tank Temp Meter$2.61 $6.13★ 4.9 · 18.1k soldView on AliExpress → - 4
-55%Mini Zigbee 3.0 Temperature Humidity Sensor LCD Screen App Remote Control Thermometer via$4.34 $9.68★ 4.9 · 10k soldView on AliExpress → - 5
-66%Zigbee Temperature Humidity Sensor Work With Tuya Smart Life APP Indoor Smart Thermometer$1.99 $5.88★ 4.9 · 10k soldView on AliExpress → - 6
-70%Tuya WiFi Temperature Humidity Sensor For Smart Home Thermometer Hygrometer APP Remote Ala$4.10 $13.58★ 4.9 · 10k soldView on AliExpress → - 7
-64%EWelink Smart Zigbee Temperature Humidity Sensor App Control Indoor Thermometer Monitor Ho$4.51 $12.49★ 4.7 · 10k soldView on AliExpress → - 8
-77%Medical Digital Infrared Thermometer Quick Temperature Measurement Medical Handheld Body F$3.68 $16.21★ 4.5 · 10k soldView on AliExpress → - 9
-81%5Pcs/10Pcs Aquarium Fish Tank Strip Stick-on Discolor Thermometer Sticker Adhesive Sticky Dual Scale Sticker$1.15 $6.18★ 4.9 · 8.6k soldView on AliExpress → - 10
-59%Stainless Steel Coffee Temperature Meter Probe 0~100℃ Thermometer for Coffee Pot Milk Frothing Jug Cafe$3.26 $7.93★ 4.9 · 7.6k soldView on AliExpress → - 11
-68%Food Thermometer TP300 Digital Kitchen Water Oil Thermometer for Meat Cooking Food Probe BBQ Electronic Oven K$3.94 $12.43★ 4.7 · 6k soldView on AliExpress → - 12
-83%1pc Aquarium Thermometer 3D Digital LED Electronic Fish Tank Temperature Fish Turtle Temp Meter Aquarium$1.15 $6.60★ 4.6 · 3.7k soldView on AliExpress → - 13
-71%1pc Aquarium Thermometer 3D Digital LED Electronic Fish Tank Temperature Fish Turtle Temp Meter Aquarium$2.40 $8.28★ 4.5 · 3.3k soldView on AliExpress → - 14
-65%Fish Tank Thermometer LCD Digital Aquarium Temperature Water Meter Aquarium Temp Detector Fish Alarm Pet$1.15 $3.25★ 4.5 · 2.6k soldView on AliExpress → - 15
-83%Sticker Temperature Tools 5/10Pcs Aquarium Fish Tank Strip Stick-on discolor Thermometer Sticker Adhesive$1.15 $6.70★ 4.9 · 2.3k soldView on AliExpress → - 16
-79%Cordless Digital Aquarium Thermometer LED Display Electronic Fish Tank Water Temperature Measurement Control$1.15 $5.50★ 4.7 · 2k soldView on AliExpress → - 17
-74%2/4/8Pcs LCD Digital Aquarium Thermometer, Fish Tank Thermometer With Water-Resistant Sensor Probe And$3.04 $11.76★ 4.7 · 1.9k soldView on AliExpress → - 18
-73%5Pcs/10Pcs Aquarium Fish Tank Strip Stick-on discolor Thermometer Sticker Adhesive Sticky Dual Scale Sticker$2.61 $9.56★ 4.7 · 1.5k soldView on AliExpress → - 19
-84%Thermometer Fish Tank Aquarium Electronic Digital Reptile Turtle Diving Pet Box Suction Cup Waterproof$1.15 $7.15★ 4.7 · 707 soldView on AliExpress → - 20
-80%Cordless Digital Aquarium Thermometer LED Display Electronic Fish Tank Water Temperature Measurement Control$1.15 $5.84★ 4.7 · 535 soldView on AliExpress → - 21
-67%Aquarium Thermometer Electronic LCD Digital Fish Tank Temperature Measurement Fish Tank Temp Meter Aquarium$1.15 $3.46★ 4.7 · 212 soldView on AliExpress → - 22
-64%Fish Tank Thermometer Aquarium Adsorbable Digital Display Temperature Detector LCD Screen Display Celsius$1.15 $3.16★ 4.5 · 181 soldView on AliExpress → - 23
-75%8 Styles Cordless Aquarium Thermometer Lcd Digital External Thermometer Glass Thermometer Fish Tank Mini$1.15 $4.64★ 4.6 · 154 soldView on AliExpress →
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