seasonally
adv. time B2 Upper Intermediate US //ˈsizənəɫi// UK //sˈiːzənəli// sea·son·al·ly
adv. happening only during a specific time of year. You use this to describe things like weather, food, or jobs that change with the seasons.
adv. occurring or appearing in a manner that depends on the particular season of the year.
The menu changes seasonally to use the freshest ingredients.
Many workers in this coastal town are employed seasonally, moving to other regions once the summer tourism peak ends.
The local ecosystem fluctuates seasonally, with bird populations peaking during the spring migration before the harsh winter conditions force them south again.
From seasonal + -ly.
Usage
Typically placed at the end of a clause or after the verb it modifies.