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Comparative Rainfall - driest, wettest and current year
Posted: Sun 21 Jul 2024 7:15 pm
by RayProudfoot
Most observers in the British Isles may well have recorded their wettest year in 2023. Here in Cheshire it was by far the wettest since I started in May 2009.
I anticipated this year would be drier but looking at my data below it's exceeding last year's rainfall .... so far.
I'm also including my driest year for comparison - 2018 when 24.89" fell compared to 48.29" last year. I wonder how this year will pan out. Anyone else fancy posting theirs? I used Microsoft Access to extract my dayfile data and then exported it to Excel.
2018-2023-24 ComparisonRainfall.jpg
Re: Comparative Rainfall - driest, wettest and current year
Posted: Sun 21 Jul 2024 9:12 pm
by RayProudfoot
What is interesting is rainfall in 2023 was very close to that of my driest year - 2018 - until mid-June when the heavens opened for the rest of the year.
Maybe the taps will be turned off very soon.

Re: Comparative Rainfall - driest, wettest and current year
Posted: Tue 23 Jul 2024 4:23 pm
by RayProudfoot
Looking more closely at the 2023 rainfall up to the half-way point - 30 June - 16.17" of rain had fallen. What transpired from 1 July until 31 December is that a whole year's worth of rain - 32.05" - fell in those six months. Wow!
As things stand in 2024 if no more rain falls between now and 31 July this year's rainfall will match that of last year. on that date Unfortunately some is forecast for Thursday but as things stand it's looking a lot better for the next 10 days or so.

Re: Comparative Rainfall - driest, wettest and current year
Posted: Wed 24 Jul 2024 2:16 pm
by philpugh
Ray
Here's my comparitive data for North Cheshire. Created with LibreCalc and data extracted from SQL database.
AntrobusRain.png
Re: Comparative Rainfall - driest, wettest and current year
Posted: Wed 24 Jul 2024 2:18 pm
by philpugh
Like Ray's 2018 was the driest year and last year was the wettest - but this year may beat that!
Re: Comparative Rainfall - driest, wettest and current year
Posted: Wed 24 Jul 2024 2:37 pm
by RayProudfoot
philpugh wrote: ↑Wed 24 Jul 2024 2:18 pm
Like Ray's 2018 was the driest year and last year was the wettest - but this year may beat that!
Nice to have a discussion about it Phil. I think that wet spell is coming to an end. June was the first month since May 2023 with below average rainfall. Whilst this July won’t be the 3.18” to date is significantly less than the 7.74” last July.
I’ll stick my neck out and predict between 37-40 inches this year. Weather goes in cycles. Maybe even snow this winter.
https://www.cheadlehulmeweather.co.uk/NOAA.php?yr=2024
Re: Comparative Rainfall - driest, wettest and current year
Posted: Wed 24 Jul 2024 3:33 pm
by PaulMy
Over here 2024 is also the most rain to date over the 16 years with Cumulus
Code: Select all
July To Date Days A/Day Rank
2024 763.8 206 3.71 1
2023 667.0 212 3.15 2
2022 420.4 212 1.98 11
2021 444.6 212 2.10 10
2020 399.0 213 1.87 13
2019 490.0 212 2.31 5
2018 452.2 212 2.13 8
2017 483.6 212 2.28 6
2016 394.0 213 1.85 15
2015 405.2 212 1.91 12
2014 395.6 212 1.87 14
2013 584.3 212 2.76 3
2012 359.0 213 1.69 16
2011 472.8 212 2.23 7
2010 450.6 212 2.13 9
2011 573.8 212 2.71 4
484.7 2.29
From my daily manual observation and reporting to CoCoRaHS
https://dex.cocorahs.org/stations/CAN-O ... -over-year
Enjoy,
Paul
Re: Comparative Rainfall - driest, wettest and current year
Posted: Wed 24 Jul 2024 3:58 pm
by RayProudfoot
@PaulMy, seems 2023 was a bad year over there too. Is that a subscription service you upload to?
Re: Comparative Rainfall - driest, wettest and current year
Posted: Wed 24 Jul 2024 4:44 pm
by PaulMy
Hi Ray,
No, that is a free and volunteer program
https://www.cocorahs.org/Content.aspx?page=aboutus
It is a widely used source of data by our Conservation Authorities and other agencies to track drought, potential spring flooding from snow melt, etc. I have been contributing since February 2014 with daily manual reading and reporting of precipitation in the 4" gauge (we have to buy the gauge), new snow and snow on the ground and its water content (SWE). A new account was created in June 2018 when we moved to a new home. Their charts and historical information has been greatly improved over the years. My pet peeve is that it is a Fahrenheit database and in the conversion that goes from Celsius to Fahrenheit, the reported Celsius such as today my 1.2 mm reading/reporting is converted to 1.3 mm

USA dominated
p.s. It is my contribution to CoCoRaHS that the Ministry of the Environment was able to lay a charge, and a guilty plea by an area contractor, for failing to adhere to environmental law while doing some development work nearby a water stream (Thames River). My reporting to CoCoRaHS was used by the Ministry to approach me, and my handwritten daily notes used to submit to CoCoRaHS had the proof of rain amount at the time of the violation that the Ministry used to proceed with the charge. The guilty plea was made just a few days before the trial was to start (so I didn't end up going to court as a prosecution witness).
Enjoy,
Paul
Re: Comparative Rainfall - driest, wettest and current year
Posted: Wed 24 Jul 2024 5:18 pm
by RayProudfoot
Well done Paul.

Just goes to show what a useful public service we provide.
Re: Comparative Rainfall - driest, wettest and current year
Posted: Fri 16 Aug 2024 6:59 pm
by RayProudfoot
My annual rainfall to date is now 24.94". It has just exceeded the 24.89" recorded in the whole of 2018 - the driest year I've recorded.
Another 137 days to go. The next driest is 2010 with 27.61". That's bound to go soon too but rainfall since mid-July has eased significantly.
Re: Comparative Rainfall - driest, wettest and current year
Posted: Sat 17 Aug 2024 1:22 pm
by De Hout
alltime_top10_rain.png
This is a screenshot I've taken from my top15 extremes page. Location Alkmaar, Netherlands. This is one of the wettest regions in our country because of the very nearby North Sea coast. Based on long term statistics by the official Dutch meteorological office average yearly rainfall is 873 mm.
The 2015 totals is only from september that year, so that value doesn't count. My station history covers 9 years of full data.
This year is still last placed, but the theoretically wettest months still have to come.
I predict this years rainfall will reach 1000-1250 mm, around 2nd and 4th place since my measurements started.
Re: Comparative Rainfall - driest, wettest and current year
Posted: Sat 17 Aug 2024 2:20 pm
by HansR
No fancy graph or coloured display but the current standing in Wagenborgen is 656,5 mm against 576,6 mm last year on this date which was a record then and 2023 totalled on 1126 mm which is high. The normal value here is 815 mm. The station average (or my local normal value if you wish) has already climbed to 901 mm.
The wettest months have still to come so yes, I think we're heading for a new record here as well.
Re: Comparative Rainfall - driest, wettest and current year
Posted: Sat 17 Aug 2024 4:13 pm
by RayProudfoot
The very wet weather that started in England last June seems to have finally eased off in mid-July. Rainfall for July was above average but not significantly so.
Rainfall for August is currently about average. I hope this drier air bakes it across the North Sea.

Re: Comparative Rainfall - driest, wettest and current year
Posted: Mon 18 Nov 2024 12:07 pm
by RayProudfoot
Rainfall in Cheadle Hulme has continued to decline in recent months bar the 30 Sept when 1.9" fell. November rainfall to date is just 15.5% of that expected.
The year is much drier that 2023 which was our wettest. Rainfall has just exceeded that for 2020 and it will be interesting to see how much more falls by the end of the year.