Ok thanks again for your very precise answers!

-- Axelle

On Thursday, October 8, 2020 at 11:04:42 PM UTC+2 [email protected] wrote:

> No. You'd have to either create a WeeWX extension that calculates 
> year-to-date rain and puts it in the database as a separate type, or create 
> an xtypes extension 
> <https://github.com/weewx/weewx/wiki/WeeWX-V4-user-defined-types>.
>
> On Thu, Oct 8, 2020 at 1:42 PM Invisible Man <[email protected]> wrote:
>
>> *It works ! Indeed it had not been refreshed !*
>>
>> Now next question : the year grouping is for the last 12 months. Is there 
>> a way to get only data for a given year ?, e.g 2020. So if I'm in October, 
>> that'll be only 10 months of cumulated data.
>>
>> On Thursday, October 8, 2020 at 12:13:06 AM UTC+2 [email protected] wrote:
>>
>>> Are you sure you are looking at a new image? Images do not get refreshed 
>>> any longer than their aggregation interval, which, in this case, would be 
>>> once a week.
>>>
>>> Delete the image, wait for the next reporting cycle.
>>>
>>> On Wed, Oct 7, 2020 at 1:42 PM Invisible Man <[email protected]> 
>>> wrote:
>>>
>>>> Hmmm... looks like it doesn't change anything... ?
>>>>
>>>>        [[[yearrain]]]
>>>>             yscale = None, None, 0.02
>>>>             plot_type = bar
>>>>             [[[[rain]]]]
>>>>                 aggregate_type = cumulative
>>>>                 # aggregate_interval = 2629800 # Magic number: the 
>>>> length of a nominal month
>>>>                 aggregate_interval = 604800    # == 1 week
>>>>                 label = Rain (weekly total)
>>>>
>>>>
>>>> On Wednesday, October 7, 2020 at 1:40:39 AM UTC+2 [email protected] 
>>>> wrote:
>>>>
>>>>> Try 
>>>>>
>>>>>  aggregate_type = cumulative
>>>>>
>>>>>
>>>>>
>>>>>
>>>>> On Tue, Oct 6, 2020 at 11:49 AM Invisible Man <[email protected]> 
>>>>> wrote:
>>>>>
>>>>>> Hello,
>>>>>>
>>>>>> In Weewx, is it possible to generate a graph with cumulated bars? For 
>>>>>> example, for year's rain, you'd see rain in January, then rain of 
>>>>>> January + 
>>>>>> February, then rain of January + February + March etc.
>>>>>>
>>>>>> In skin.conf,  I see this config. But tweaking the aggregate interval 
>>>>>> won't help me, because it won't sum the previous months... And plot_type 
>>>>>> only has bar, line or vector available.
>>>>>>
>>>>>> So, is this possible ?
>>>>>> Thanks
>>>>>>
>>>>>> [[[yearrain]]]
>>>>>>             yscale = None, None, 0.02
>>>>>>             plot_type = bar
>>>>>>             [[[[rain]]]]
>>>>>>                 aggregate_type = sum
>>>>>>                 # aggregate_interval = 2629800 # Magic number: the 
>>>>>> length of a nominal month
>>>>>>                 aggregate_interval = 604800    # == 1 week
>>>>>>                 label = Rain (weekly total)
>>>>>>
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>>>>>> .
>>>>>>
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> To view this discussion on the web visit 
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>>  
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>>
>

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