Will the average minimum temperature in Texas (DFW & IAH) fall below 20°F for at least 2 days within a 4-day span?

Before 2029 If any span of 4 consecutive calendar days after Issuance and before Jan 1, X contains at least 2 days where the Station Average at Dallas Fort Worth International Airport, DFW, and George Bush Intercontinental Airport, Houston, IAH, is below 20°F, then the market resolves to Yes. X "Qualifying Day" is a calendar day after Issuance and before Jan 1, X for which the applicable Station Test is met. The Station Test is whether the Station Average for the calendar day is below 20. X cal