Endless mode draws the weather from this pool during Cold Wave Strikes.
Also mixed into Endless weather: Cold Wave Strikes + Days of Overcast Rain.
| Weather | Chance a day |
|---|---|
 Moderate Cold | 40% |
 Severe Cold | 40% |
 Mild Cold | 20% |
From the game files3
EndlessWeatherPool 28
| ID | 28 |
|---|---|
| PoolId | 101 |
| WeatherID | 4 |
| Weight | 20 |
EndlessWeatherPool 29
| ID | 29 |
|---|---|
| PoolId | 101 |
| WeatherID | 5 |
| Weight | 40 |
EndlessWeatherPool 30
| ID | 30 |
|---|---|
| PoolId | 101 |
| WeatherID | 6 |
| Weight | 40 |