What is a good time to run a 5k in the snowy roads?

i am 22 and stoped running for the past couple month bc the cold but i said **** it and started again i live in wis and there is some snow on the ground i dont go out till the roads are plowed but there is still snow there i run 2 days 2.6 mile then today i ran the 5k and did it in 36 mins i am very sad with that is it normel to be that much slower in the winter and snow???