>From my weewx.conf

[[Defaults]]
        
        [[[Units]]]
            
            # The following section sets what unit to use for each unit group.
            # NB: The unit is always in the singular. I.e., 'mile_per_hour',
            # NOT 'miles_per_hour'
            [[[[Groups]]]]
                
                group_altitude = meter    # Options are 'foot' or 'meter'
                group_degree_day = degree_C_day    # Options are 'degree_F_day' 
or 'degree_C_day'
                group_pressure = hPa    # Options are 'inHg', 'mmHg', 'mbar', 
or 'hPa'
                group_rain = mm    # Options are 'inch', 'cm', or 'mm'
                group_rainrate = mm_per_hour    # Options are 'inch_per_hour', 
'cm_per_hour', or 'mm_per_hour'
                group_speed = km_per_hour    # Options are 'mile_per_hour', 
'km_per_hour', 'knot', or 'meter_per_second'
                group_speed2 = km_per_hour2    # Options are 'mile_per_hour2', 
'km_per_hour2', 'knot2', or 'meter_per_second2'
                group_temperature = degree_C    # Options are 'degree_F' or 
'degree_C'
> On 20 Jun 2019, at 23:44, J D <[email protected]> wrote:
> 
> Hi,
> In you weewx conf file you you have your reports set up for metric or us. 
> They need to be metric.
> Can you post your weewx.conf file. Hide any info you do not want to seen by 
> everyone.
> Thanks Jerry
> 
> On Thursday, June 20, 2019 at 1:31:23 AM UTC-7, Radoslav Drdla wrote:
> "No, it does it for all units that are in the "English" database, eg 
> temperature ° C and ° F, speed km / h and mph, air pressure hPa and inHg."
> I explained it wrongly, thinking that the values DISPLAYED in metric units 
> actually correspond to the values that are stored in the database (that is, 
> US), and it applies to everyone that is different from each other, not both. 
> For example, the time is the same in the US and SI, but the speed is in US in 
> mph, in SI in km / h and therefore it is wise to convert, which is not 
> happening here and the value from the database (mph) is not converted to km / 
> h. Ex. the database is 10 mph and displayed as 10 km / h. (instead of the 
> correct 16 km / h).
> 
> Dne čtvrtek 20. června 2019 10:19:27 UTC+2 Radoslav Drdla napsal(a):
> Sorry. I don't know much English and I translate everything using google. 
> This probably caused a translation error.
> My database is US (default)
> 
> 
> Dne čtvrtek 20. června 2019 10:11:35 UTC+2 Andrew Milner napsal(a):
> weewx databases do not use 'english'
> 
> weewx database units are metric or us (which is what you call english) or 
> metricwx (a variation of metric)
> 
> so in the weewx database your temperatures will be EITHER Celsius OR 
> Farenheit but not both
> 
> Is your database US (the default) or metric?
> 
> the skin should convert from database values to display values as required.
> 
> 
> 
> On Thursday, 20 June 2019 10:11:43 UTC+3, Radoslav Drdla wrote:
> Hi
> No, it does it for all units that are in the "English" database, eg 
> temperature ° C and ° F, speed km / h and mph, air pressure hPa and inHg. It 
> is well visible on the charts. And when I switch units (with the button at 
> the top right), the page recalculates it, but because the values under which 
> it is based are bad, the result is even worse, such as 170 ° F and so on.
> Simply: in the weewx database, the values are in English units (eg, rainfall 
> is in ing) and weewx converts it to mm before displaying it, but w34 displays 
> it as it is in the database, just changing the label. As a result, only 2.44 
> mm is displayed in the graph instead of 62 mm, etc. And by changing the units 
> directly on the page, the values are recalculated and the situation gets 
> worse - this time this results in 0.096 inch.
> I set something wrong, but I can't figure out what.
> I attach settings.php files (I didn't edit them), settings1.php, and two 
> screenshots with graphs.
> 
> Dne úterý 18. června 2019 19:27:25 UTC+2 Radoslav Drdla napsal(a):
> Hi, I have weewx 3.9.1 installed and I added W34 skin. I had a few problems I 
> solved, but with one I don't know how to go on. The thing is that the data 
> from weewx database is in Imperial units (recommended) and templates are 
> converted to metric. But the W34skin data from "realtime.txt" is displayed 
> correctly, but leaves the data it receives directly from the database in its 
> original units and then the skin displays nonsense. E.g. the current 
> temperature is 25.1 ° C, but the Max / min temperatures are 81.7 ° C / 59.9 ° 
> C (which are actually temperatures in ° F), similarly the wind speed is in km 
> / h, but the values correspond to mph etc.
> My database has data since 2013 and I don't want to lose data or convert it 
> to a metric system. Is it possible to solve it or is W34 skin unusable for me?
> 
> You can see here: http://www.pocasi-kucerov.cz/w34/index.php 
> <http://www.pocasi-kucerov.cz/w34/index.php>
> 
> 
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