Does the probe measure soil moisture during the night? January 08, 2019 10:14 Yes, the probe sends data on an hourly basis (24 times per day). Related articles What does the sensor measure? How do I move a sensor to a new location? How high should the probe extend above the soil? Adding custom properties to a sensor Does changing the soil type for a sensor have an impact on past soil moisture readings? Comments 0 comments Please sign in to leave a comment.