There's also the 11 year solar lag response for NAO,AO.Also affects the Aleutian Low
Doesn't guarantee cold other things have to be included as QBO,ENSO,and MJO and where they are.
On average for eastern/central N America
Lag 0 year-warm
Lag 1 year -warm
Lag 2 year -warm
Lag 3 year warm
Lag 4 year- cold (here now)
Lag 5 year- cold
Lag 6 year-cold
Lag 7 year -cold
Lag 8 year-cold
Lag 9 year- neutral to cold
Lag 10 year-warm
Lag 11 year -warm