Nigel Marriott's Blog

An independent statistician using data to understand our world and to predict the future

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UK Weather Tracker #99 – April 2025

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April 2025 was the sunniest April on record in the UK.  It beat the previous record set in 2021 which in turn beat the record set in 2020 during COVID19 lockdown.  There may be a theme but equally I’m not going to bet on all April’s being sunny.  Given March was also the 3rd sunniest on record, there’s a good chance this Spring will beat the extraordinarily sunny Spring of 2020.
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UK Weather Trends #35 – Winter 2025

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Winter 2025 in the UK was unremarkable.  Last year I explained I believe our winters are following a steady trend to warmer and wetter winters which began in the early 1980s.  The data for the winter just gone doesn’t my conclusions.

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UK Weather Trends #34 – Annual Temperatures in 2024

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The 2024 calendar year was the 4th hottest year on record in the UK.  Last year, I used a Control Chart to conclude “a step change upwards (in UK temperatures) has taken place but the pace of change is not yet clear“.  I am now less confident in my conclusion after updating with 2024 data, especially when I look at temperature trends based on the meteorological year of December to November instead.

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