
Amazon has the BaldrTherm Wireless Indoor/Outdoor Weather Station at $13, down from $15. It's the best price we could find by $6. The main unit and a separate remote sensor each report temperature and humidity, and the sensor works up to 328 feet from the base. Shipping is free for Prime members. Buy Now at Amazon
- Shows temperature and humidity for two zones, indoor and outdoor
- Remote sensor connects up to 328 feet away
- Backlight turns on automatically in low light
- 12-hour weather forecast based on air pressure, temperature, and humidity
- Bar chart tracks the last 12 hours of pressure changes
- Battery powered, AAA batteries included

At $15, this X-Sense STH0A thermometer hygrometer is $5 off and below its 90-day average of $17 on Amazon. The Swiss-made sensor is rated to ±0.36°F for temperature and ±2% for humidity. App features and alerts require the SBS50 Base Station, which is sold separately. Shipping is free for Prime members. Buy Now at Amazon
- Shows indoor temperature and humidity on an LCD display
- Temperature accuracy of ±0.36°F from -4°F to 140°F
- Humidity accuracy of ±2% from 0 to 99%
- App shows max, min, and average readings in a graph
- Up to 12 users can monitor at once
- Requires the SBS50 Base Station (sold separately) for app features

Tracking temperature, humidity, and wind conditions both inside and outside makes this a solid pick if you split time between house and yard projects, and Amazon has it at $35 off the usual price. Deal ends November 17. Buy Now at Amazon
- Track indoor and outdoor weather conditions
- 7.5" adjustable brightness HD color display
- Wireless outdoor sensor with 328-foot range
- Dual power options with battery backup
- Includes weather logbook and gift packaging

This X-Sense STH54 thermometer hygrometer set is 30% off and comes in $6 below its 90-day Amazon average of $41. It includes 3 sensors plus a base station that can connect up to 10 sensors total. The app sends notifications when temperature or humidity leaves a range you set, and it works with Alexa. Shipping is free. Buy Now at Amazon
- Includes 3 sensors & 1 base station
- Base station supports up to 10 sensors
- Temperature accurate to ±0.36°F, humidity accurate to ±2% RH
- Operating range of -4°F to 140°F
- Alerts sent to the app when readings leave your preset range
- Past year of data can be exported as CSV for free

Update: The price has changed to $10.99 since this was originally published.
This TempPro TP50 hygrometer is $10.49, down from its $15.99 list price. It tracks both temperature and humidity with high and low records, and a simple DRY/COMFORT/WET indicator shows room conditions at a glance. Shipping is free for Prime members. Buy Now at Amazon
- Displays humidity level as DRY, COMFORT, or WET
- Accuracy of +/-2 to 3% humidity and +/-1°F
- Updates readings every 10 seconds
- Shows high and low temperature and humidity records
- Tabletop stand with magnetic back for mounting
- Includes one AAA battery and a °F/°C switch

Update: The price has changed to $10.99 since this was originally published.
Amazon offers the TempPro Indoor Digital Hygrometer and Thermometer for $10.49. That's a $2 low. Shipping is free for Prime members. Buy Now at Amazon

Your garden gets a functional upgrade with this one, tracking rainfall and temperature while the solar-powered butterfly accent adds some visual interest to a stake or fence post. It suits anyone who wants weather tracking without checking an app, especially if you're already drawn to garden decor with a bit of whimsy. Buy Now at Home Depot

Keeping tabs on humidity across multiple rooms is useful if you're managing a humidifier, greenhouse, or instrument storage, and this 4-pack works out to under $4 per unit at $14.61, about $4 off the $18.55 list price. Buy Now at Amazon
- Monitor humidity levels with built-in hygrometer
- Reduce static electricity to protect electronic equipment
- Relieve dry skin, throat, and coughs
- Maintain optimal indoor humidity for health
- Reduce energy costs while protecting furniture and plants

Server room admins and anyone running a network closet without climate monitoring will find this useful for catching temperature or humidity swings before they damage equipment. It plugs into compatible Tripp Lite PDUs or network cards for remote alerts, so you don't have to physically check the space to know something's off. Buy Now at Newegg
- Remote temperature and humidity network monitoring
- Connects to SNMP or web cards and PDUs
- Monitors security and telecom dry-contact devices
- TAA compliant for GSA schedule purchases
- ROHS certified for environmental compliance

Update: The price has changed to $31.99 since this was originally published.
Handy for pool owners who want to check water temperature from an app rather than walking outside to check manually, and it's currently $2 off the list price at Amazon. Buy Now at Amazon
- IP68 waterproof and dustproof durable design
- High-accuracy readings with 2-second refresh rate
- 1082ft extended range remote app monitoring
- Long-lasting battery life up to 3 years
- Customizable multi-channel smart alerts with Alexa support

Update: The price has changed to $31.99 since this was originally published.
Handy for pool owners who want to check water temperature from an app rather than walking outside to check manually, and it's currently $2 off the list price at Amazon. Buy Now at Amazon
- IP68 waterproof and dustproof design
- 1082ft long-range wireless connectivity
- Up to 3-year battery life
- High-accuracy monitoring with 0.9F precision
- Customizable multi-channel smart alerts

Update: The price has changed to $35.99 since this was originally published.
Keeping tabs on temperature swings between inside and outside gets simple with the atomic clock sync, which sets the time automatically and skips the manual guesswork, a good fit for anyone who checks the forecast before heading out the door. It's $2 off the $36 list price. Buy Now at Amazon
- Real-time weather, temperature, humidity, and barometer data
- High-visibility display with adjustable brightness
- 330ft wireless range with 30-second data updates
- Atomic clock synchronization for accurate time and date
- Automated daylight saving time adjustments

Update: The price has changed to $49.99 since this was originally published.
Tracking temperature and humidity both inside and outside your home becomes simple with the two-sensor setup, useful if you want readings from multiple rooms or a garage and patio at once, and it's currently $2.50 off the list price. Buy Now at Amazon
- High-precision temperature sensing with advanced separation technology
- Atomic clock automatically calibrates time via WWVB
- LCD screen provides clear visibility from any angle
- Supports three remote sensors for multi-location monitoring
- Adjustable three-level backlight brightness when plugged in

Keeping tabs on temperature and humidity in different rooms, a greenhouse, or a wine cellar gets easier with three sensors instead of one, since you can check every reading from a single display without walking room to room. Buy Now at Home Depot

Worth a look if you're tracking conditions across a yard, garage, or detached workshop, since the three remote sensors let you monitor multiple spots from one indoor display instead of guessing or checking each location in person. Buy Now at Home Depot

Shipping anything temperature-sensitive, like food, cosmetics, or pharmaceuticals, gets easier when you can prove at a glance whether a package stayed below 18°C in transit, and this 100-pack keeps you stocked without reordering every few shipments. Buy Now at Amazon
- Temperature-sensitive heat indicator label
- Model: PK100

Mounting this on a porch or shed wall gives you an easy at-a-glance temperature reading without relying on your phone, and it's useful for anyone who tracks conditions for gardening or weather watching. At $9.47, that's $5.52 (about 37%) off the $14.99 list price. Buy Now at Amazon
- -60F to 120F operating temperature range
- High-contrast bold display for long-distance reading
- Shatterproof and weather-resistant resin construction
- UV fade-resistant graphics for long-lasting readability
- Precision coil for consistently accurate temperature readings

Update: The price has changed to $35.99 since this was originally published.
Tracking both indoor and outdoor temperature at a glance suits anyone who wants readings without walking outside, and this one runs $2 below list price. Buy Now at Amazon
- Real-time weather, temperature, humidity, and barometric forecasts
- Large-font, adjustable brightness always-on display
- 330ft wireless range with 30-second data updates
- Atomic clock synchronization for accurate time and date
- Automatic daylight saving time adjustments

Update: The price has changed to $18.99 since this was originally published.
Useful for tracking both indoor and outdoor temperature and humidity at a glance without stepping outside, which suits anyone monitoring a greenhouse, nursery, or garage. The current price of $18.98 is just a penny under the $18.99 list price, so there's no real discount here. Buy Now at Amazon
- High-precision Swiss-made temperature and humidity sensor
- 330ft wireless range with 30-second data updates
- Monitors heat index, dew point, and mold index
- Large backlit display with wall-mount design
- Supports up to 3 separate sensor channels

Handy if you want to check water temperature without wading in and fumbling with a dial, since it reads wirelessly from the floating sensor, and it's currently $3.29 off the list price on Amazon. Buy Now at Amazon
- 360° visibility LCD screen
- ±0.9°F high-precision temperature accuracy
- 328ft remote app monitoring via gateway
- IPX7 waterproof and fog-free display
- Transparent top for easy data viewing