Onset HOBO and InTemp Data Loggers

Reliable, Accurate Data Loggers & Remote Monitoring Solutions

Featured HOBO Data Loggers and Remote Monitoring Systems

Monitor More & Save! Introducing our MX1101 Bundles—An Indoor Solution for Tracking Temp & RH

BUY NOW

HOBO MX2502 in eel grass mounted on Zebra-Tech wiper

New for 2026! Underwater Photosynthetically Active Radiation (PAR) Data Logger

Add Underwater Photosynthetically Active Radiation (PAR) measurements to your water quality studies with the MX2502 logger

Buy Now

Wireless Multiparameter Water Quality Data Loggers: Dissolved Oxygen (DO), Conductivity (CT), Water Level

Learn More

HOBOnet-Agriculture-high-level-explainer

Remote Monitoring Solutions with Scalable HOBOnet Wireless Sensor Networks & LI-COR Cloud®

Learn More

Monitoring Solutions to Meet Your Needs

From office buildings to wetlands, irrigation systems to ocean environments, the range of applications where our products can be used continues to grow. Discover how our data loggers, remote monitoring stations, wireless sensor networks, and cloud software solutions can support your needs.

Climate Monitoring

Assess weather changes locally and gain a global view of climate impacts

Ecology

Leverage monitoring tools to reveal vital insights within ecosystems

Wetland & Stormwater Management

Mitigate impacts to protect aquatic ecosystems

Water Quality & Compliance

Ensure the quality and future of our most vital resource—water

HVAC/R Monitoring

Monitor energy use and indoor environmental quality to meet sustainability goals

Museum & Preservation

Maintain a stable environment to protect precious collections—and preserve history

Agricultural Research

Drive discovery and innovation with intelligent crop and climate data

Crop Production

Use data-driven decisions to enhance your farming precision

HOBO Helps to Solve Today's Environmental Challenges:

Water Data Loggers Used for Oyster Bed Ecosystem Restoration to Support Sustainability

Puget Sound non-profit uses HOBO loggers to measure water temperature and salinity at potential Olympia oyster bed restoration sites.

Cooling Study uses data loggers to monitor climate change

Cooling Study Looks at Benefits of Urban Green Spaces in the Face of Climate Change

New York based nonprofit uses HOBO data loggers to measure air temperature in a 12-city study of the cooling effects of green urban spaces.

Wireless Sensor Network Helps Grower with Frost Protection

Concerned about temperature variations that could lead to damaging frost conditions at his farm, a grower looked to HOBO for a cost-effective solution.

CO2 Data Loggers Help Schools Monitor Indoor Air Quality

A facilities manager of a large county school district uses HOBO MX1102A carbon dioxide data loggers to monitor and optimize HVAC systems before the start of the school year.

Our HOBO Ambassadors

Read About Our Ambassadors' Work

Upcoming events

View all

Webinar
/
August 26, 2026

From Rainfall to Runoff: Measuring and Managing Stormwater Impacts

An RX2100 weather station mounted to a metal stake with a black rain bucket. Mounted to the stake is a blue sign stating WATER QUALITY MONITORING STATION among other things.

Webinar
/
September 17, 2026

Connecting Forests, Estuaries, and Oceans: Building an Integrated Monitoring Network at the University of New England

Sign-up for updates