Relationship Between The Weather Of July And Of August In London Over A Long Period.

[Weather-history]

Found this from July 1931 asking the possibility of what happens during July generally also happens in August.

Rainfall (1866-1930)

Below normal in July: 36

Following August below normal: 24

Above normal in following August: 12

Above normal in July: 29

Following August below normal: 12

Above normal in following August: 17

Sunshine (1881-1930)

Below normal in July: 29

Following August below normal: 18

Above normal in following August: 11

July above normal: 21

Following August below normal: 9

Above normal in following August: 12

Mean maximum temperatures (1871-1930)

July below normal: 32

Following August below normal: 21

Above normal in following August: 11

July above normal: 28

Following August below normal: 11

Above normal in following August: 17

[Thundery wintry showers]

Interesting stats- this reflects some degree of weather type persistence between July and August and also illustrates the general warm/dry/sunny relationship associated with high summer.

[Radiating Dendrite]

If patterns do get "locked in" then such a correlation would be expected.

It is the time period that the pattern gets "locked in" for that is interesting. I wonder how June and August would compare for example?