La Crosse Technology Family Weather Station Instruction Manual page 36

To view the weather history:
1. Press the HISTORY key. The latest weather record will be shown with the date
and time of recording. The "HISTORY" icon will be displayed at the bottom of
the LCD.
HISTORY icon
2. Press MIN/ MAX to view older records.
(Press MIN/MAX and + key to view "Previous" and "Next" record respectively.
The records are made at 3-hour intervals)
36