La Crosse Technology WS-9626U-IT Manuel D'instructions page 45

6. Press three more times the MIN/MAX key to return to the normal display.
DAILY MIN AND MAX OUTDOOR TEMPERATURE DISPLAY
This weather station will display the daily maximum and minimum outdoor temperature for each outdoor
channel, at the bottom of the LCD, in normal display.
Min daily temp
of the channel
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Channel No.
Max daily temp
of the channel