When the archive table is ok, just rebuild the affected days. If the 
archive really is OK, then everything should be correct.

[email protected] schrieb am Montag, 5. Mai 2025 um 09:35:06 UTC+2:

> sum is the sum, wsum is the weighted sum, needed to calculate averages, 
> etc.
>
> Tomasz Lewicki schrieb am Montag, 5. Mai 2025 um 08:59:36 UTC+2:
>
>> Thank you for the reply. But as I wrote in othe thread (
>> https://groups.google.com/g/weewx-user/c/aPjmvWN9Kss), values in 
>> 'archive' table looks normal. So I don't know what is correlation between 
>> 'sum' and 'wsum'  and what is the reason that in the current data I have 
>> the correct values, and the daily summary shows something strongly 
>> deviating from reality. I would like to fix this, because it spoils the 
>> statistics a lot, and I would not like to zero out the rain from the whole 
>> day.
>>
>> niedziela, 4 maja 2025 o 11:55:34 UTC+2 [email protected] napisaƂ(a):
>>
>>> To correct your rain values modify the column in the archive table, then 
>>> let weewx build the daily values for the affected dates. I can't remember 
>>> if the rainRate is a derived value or not (or if it depends on the 
>>> hardware), if so, you might want to (delete and) recalculate this derived 
>>> value also. There shouldn't be any need to modify die archive_day table.
>>>
>>> See:
>>>
>>> https://weewx.com/docs/5.1/custom/database/?h=reb#rebuilding-the-daily-summaries
>>>
>>> https://weewx.com/docs/5.1/utilities/weectl-database/?h=derived#calculate-missing-derived-variables
>>>
>>>
>>>
>>>
>>> Tomasz Lewicki schrieb am Samstag, 3. Mai 2025 um 18:44:31 UTC+2:
>>>
>>>> I would like to ask which columna in the archive_day_rain array stores 
>>>> the daily rainfall. The problem is that Weewx has treated today's rainfall 
>>>> at my place in a very strange way - the daily summary in the HTML files 
>>>> shows more than 130 mm. The station panel (logger) recorded 12 mm and this 
>>>> is the correct value, because another station located about 1 km from me 
>>>> recorded a similar value. I would like to manually correct the daily 
>>>> precipitation in the weewx.sdb file, but I don't know which column I 
>>>> should 
>>>> edit - sum or wsum. In what units is the precipitation value expressed? In 
>>>> the wsum column I have 1515 - but what?
>>>
>>>

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