Barometric pressure station adjustment

danP

New member
Joined
Jan 14, 2025
Messages
45
Location
Penzance, Cornwall, UK
I've had my station set up for a few months now, however last night I realised that I'd set my elevation wrong by a few metres. As soon as I'd changed it (from 62 to 65 metres) my pressure reading increased by 0.5hPa (1032.2 to 1032.7). As I've just finished recording my first full month of data is there a way of adjusting the readings taken throughout December? Is it as simple as increasing all readings by 0.5hPa or at higher/ lower pressure would the 0.5 difference value change? Also, in the hour or so after changing it, the temperature here dropped by 2 degrees after being steady for the couple of hours previous? I assume me changing the elevation had no effect and it was just coincidental?

Thanks in advance
 
Hi Dan

I would just change it to +0.5 hPa throughout the month. Regarding the temp drop, what time did you reset your elevation out of curiosity? It would not have affected the sensor either way.
 
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