Playing the long game.

Here are the latest trends for the long term forecasts. Remember that long term forecasts are not reliable. They are only useful in spotting out trends like "likely above above average" or "likely below average" for a specified time period.

Weathertrends 360 two week outlook

Accuweather has forecasts published for September

The National Weather Service three month outlook

The National Weather Service has experimental long range forecast going through September of 2022 

Here's the link to the experimental data:

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