A large Anzac Day crowd has been greeted by a cold morning at the Hobart Cenotaph above the River Derwent.

A well rugged-up gathering spanning many age groups has been quietly gathering around the singly lit memorial in the capital's Queen's Domain since around 5am (AEST).

Organisers are hopeful of matching the record dawn service numbers of last year, when around 10,000 attended.

The temperature is hovering around 6C in Hobart, with a top of 19C and some showers forecast for later on Thursday.

Ceremonies will take place in around 50 towns around Tasmania, including a dawn service for the first time at bushfire-hit town Dunalley in the state's south.

Hobart's parade begins at 11am (AEST) with the capital's main service taking place at its completion.

Tasmania Fire Service members have been invited to march for the first time in the wake on January's fires.