I want to show the highest and lowest temperature for the last day. this is for a simple DS18B20 in a greenhouse. using an ESP8266, WiFi to store data on the web localweb server to show simple data local Nokia 5110 display showing current temp, highest last 24 hrs and lowest last 24 hrs Really …

max reading last day

wildbill March 24, 2019, 5:41pm 2

When you push data to the web server, have it respond with the current 24hr high & low.

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