There are outlooks for Hawaii provided as part of our regular seasonal updates:

https://www.cpc.ncep.noaa.gov/products/predictions/long_range/

(click Hawaiian discussion)

Also see our winter outlook here:

https://www.climate.gov/news-features/videos/2020-21-winter-outlook-leans-warm-and-dry-across-southern-us

La Nina results in a tilt in the odds toward wetter/warmer than average conditions during the N. Hemisphere winter