MELBOURNE'S predicted 38-degree day isn't expected to stop the reigning premiers from hitting the track in the scorching afternoon sun.

The Western Bulldogs have an open session scheduled for Tuesday afternoon at Whitten Oval, inviting fans to get a glimpse of their premiership heroes as they prepare for their title defence.

The Bulldogs men's team will be joined on the track by their women counterparts as the countdown continues to the new AFLW season.

Players across the nation will be feeling the heat on Tuesday, with temperatures above 30 degrees forecast in all AFL states.

Down the highway from Melbourne, Geelong is also planning an outdoor session, but it is expected to take place in the morning sun.

North Melbourne is also expected to hit the track around lunchtime.

Collingwood, Melbourne, Hawthorn and Richmond all held lengthy outdoor sessions on Monday, but players at most clubs aren't expected to receive any letup from the pre-season slog during the oppressive conditions.

The hot spell isn't just limited to Victoria.

Adelaide and Port Adelaide players are facing a 39-degree day as they head to training.

The Crows had a solid hit out on Monday at AAMI Stadium in warm conditions. 

Sydney, Queensland and WA-based clubs are looking at temperatures in the low 30s.