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Armagh Meteorological Record Formats for August 1884

The format of the meteorological readings has changed many times over the years but the readings for August 1884 can be interpreted using the following table. The Column number refers to the columns on the readings counted from left to right and the Contents refers to the instrument or measurement being recorded.

ColumnContents
First Reading
1 Date
2 Barometer
3 Attached thermometer
4 Dry
5 Wet
6 Wind direction
7 Wind force
8 Rain square
9 Rain kew
10 Cloud amount
11 Cloud form
12 Weather at time of obs
13 Weather since last obs
Second Reading
1 ???
2 External thermometer
3 Attached thermometer
4 Reduced barometer
5 Dry
6 Wet
7 Relative humidity
8 Elastic force of vapour
9 Sunshine in hours
Third Reading
1 Barometer
2 Attached thermometer
3 Dry
4 Wet
5 Wind direction
6 Wind speed
7 Cloud amount
8 Cloud form
9 Weather at time of obs
10 Weather since last obs
11 Corrected Max
12 Corrected Min
Fourth Reading
1 ???
2 External thermometer
3 Attached thermometer
4 Reduced barometer
5 Dry
6 Wet
7 Relative humidity
8 Elastic force of vapour
9 Sunshine in hours

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Last Revised: 31st July 2001
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