Updated: 2026-09-25
In Leeds, summer 1993 began on 8 June 1993. It is the earliest summer start in the whole 1986-2002 Met Office record for this station. Nine years later, in 2002, summer held off until 15 July 2002 — the latest start on record here. Same city, same calendar, and yet the gap between those two first days of summer runs into weeks.
Earliest summer start in Leeds, 1986-2002
Ask anyone in Leeds when summer begins and you'll get a shrug. The Met Office records from the city's weather centre back that up. Across the seventeen complete years from 1986 to 2002, the day summer settled in at Leeds jumped around the calendar with no obvious rhythm. The earliest it ever came was 8 June 1993. The latest was 15 July 2002. Everything else fell somewhere between those two dates, and the spread is wide enough that planning a wedding, a festival or a school sports day on a fixed assumption about "when summer starts" is a gamble.
What makes the Leeds record useful is that it isn't a guess or a model. It's the day the station's readings crossed into what counts as summer conditions, logged year after year. That turns a vague feeling — it felt like summer came late this year — into something you can actually check.
These are the years when Leeds slid into summer sooner than any others in the record. Two of them share the same date, which is why the list runs to five rather than four.
| Year | Summer start date |
|---|---|
| 1993 | 8 June 1993 |
| 1989 | 12 June 1989 |
| 1992 | 12 June 1992 |
| 1996 | 15 June 1996 |
| 1986 | 16 June 1986 |
At the other end, these are the years Leeds waited longest for summer to arrive.
| Year | Summer start date |
|---|---|
| 2002 | 15 July 2002 |
| 1990 | 12 July 1990 |
| 1997 | 7 July 1997 |
| 1999 | 6 July 1999 |
| 1987 | 4 July 1987 |
The headline fact sits between those two tables. Only five of the seventeen years in the record had summer starting on or before 16 June. The rest came later.
The chart shows the complete annual series. The table lists the most notable years; the full series comes from Met Office.
| Year | Summer start date |
|---|---|
| 1987 | 4 July 1987 |
| 1988 | 23 June 1988 |
| 1994 | 24 June 1994 |
| 1995 | 28 June 1995 |
| 1998 | 19 June 1998 |
| 2000 | 17 June 2000 |
| 2001 | 24 June 2001 |
Not necessarily linked, but worth knowing: the warmest year in the Leeds record for this period was 1990, with an annual mean temperature of 11.2 °C across 365 days of data. That same year had one of the latest summer starts on record — 12 July 1990. The second warmest was 1999 at 11.11 °C, another late-summer year with a start of 6 July 1999. Third came 2002 at 11.08 °C, again the latest start of all at 15 July 2002.
At the cold end, 1986 was the coolest year in the record at 9.14 °C, over 365 days of data. That year summer started on 16 June 1986 — among the earliest on the list. So an early summer start in Leeds tells you very little about how the rest of the year will go.
Across the sixteen complete winter seasons in the record, Leeds averaged 17.19 frost days per winter. That's a reminder that summer's arrival and departure is only half the story of a Leeds year — the cold half has its own long, stubborn season, and the ground frosts don't care when the warm weather showed up.
For anyone in Leeds trying to pick a date for an outdoor event, the practical takeaway is this: in the 1986-2002 record, "summer in Leeds" could plausibly mean early June or mid-July. The data doesn't promise you either.
Source: Met Office MIDAS archive, Leeds weather centre station. Period covered: 1986-2002. Contains public sector information licensed under the Open Government Licence v3.0.
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