Updated: 2026-07-29
114 frost days in 1955 — the highest annual count recorded at Morpeth Cockle Park in the 128 years from 1897 to 2024. The winter of 1955–56 required gritting crews, road closures and repeated school cancellations across Northumberland. That year the station logged a mean minimum temperature of just 3.2°C, among the coldest five on record. The mark of 114 days still stands.
Morpeth Cockle Park, the Met Office climatological station in north-east England, has recorded daily minimum temperatures since 1 November 1897. A frost day is defined here as any day when the minimum temperature dropped below 0°C. In the series through 31 December 2024, the station has never recorded a year without frost. The lowest tally came in 1994, with just 13 frost days — a year that also saw the highest mean minimum temperature in the whole record, 6.7°C.
To put the extremes in perspective: 1955 (114 frost days) and 1954 (101 frost days) form the only two years in the series with three-digit counts. The third-highest, 1917 and 1906, reached 90 and 88 frost days respectively. At the other end, eight years since 1897 have recorded fewer than 30 frost days; most of those cluster in the 1990s and 2000s. The mildest winter on record, 1994, delivered only 13 frost days — fewer than the month of January alone in many frost-heavy years.
The table below shows every year in order. The long horizontal bar that the system draws from this data reveals two clear phases: a sustained stretch of frequent frost from the 1910s through the 1960s, followed by a step-change in the 1990s and 2000s with many more years in the 20–40 range.
The chart shows the complete annual series. The table lists the most notable years; the full series comes from Met Office.
| Year | Frost days |
|---|---|
| 1906 | 90 |
| 1909 | 84 |
| 1917 | 88 |
| 1954 | 101 |
| 1955 | 114 |
| 1956 | 85 |
| 1994 | 13 |
The five highest annual counts come from a cold cluster in the mid-20th century. Only 2010, with 76 frost days, appears from recent decades — that winter included a sustained cold snap across the UK that disrupted transport and power networks. The five lowest years all have fewer than 20 frost days; 1994 and 1990 are the only single-digit years.
| Rank | Year | Frost days |
|---|---|---|
| 1 | 1955 | 114 |
| 2 | 1954 | 101 |
| 3 | 1906 | 90 |
| 4 | 1917 | 88 |
| 5 | 1909 | 84 |
| Rank | Year | Frost days |
|---|---|---|
| 1 | 1994 | 13 |
| 2 | 1990 | 17 |
| 3 | 2020 | 18 |
| 4 | 1997 | 28 |
| 5 | 1943 | 23 |
The offset table (por_anio in the data block) shows that years with the fewest frost days also tend to have the highest mean minimum temperatures. 1994 stands out: 13 frost days and an annual mean minimum of 6.7°C, the warmest in the entire series. By contrast, 1967 recorded the coldest mean minimum at 1.4°C, though that year had only 25 frost days — a reminder that a cold average can also result from a very cold core of days rather than many marginal nights.
A frost day at a UK climatological station like Morpeth Cockle Park does not always produce a visible ground frost, but the definition used here (daily minimum below 0°C) is the standard for long-term homogeneity. The series runs from 1897 to 2024 with no gaps exceeding one year. The 1990s and 2000s brought a clear reduction in frost frequency: from 1989 to 2024, only 3 years reached 70 frost days, whereas in the 1901–1950 period, 17 years did.
Source: Met Office MIDAS (Integrated Data Archive System), station Morpeth Cockle Park. Data retrieved under the Open Government Licence v3.0 from the UK Met Office and CEDA (Centre for Environmental Data Analysis). Period: 1 November 1897 – 31 December 2024.
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© 2026 HistoClima · data: Met Office (OGL v3.0) · not affiliated with Met Office · citation permitted with source.