The thermometer will toe-touch the freezing point Friday, according to National Weather Service forecasts.
But keep the mittens and woolly cap handy. It will turn drastically colder again.
January's temperatures have run below normal for 16 of the 22 days this year, and at a monthly average temperature of 20.6 degrees, it stands 4.5 degrees below normal.
That's good for the 33rd coldest January on record. The weather over the next week should help this month climb that all-time ladder for coldness.
After a seasonal couple of days that will find high temperatures in the low 30s Friday and Saturday, the forecast shows the mercury steadily sliding every day through the middle of next week.
A "northerly flow" brings another blast of cold Canadian air in time for the start of the work week Monday, according to forecasters.
Temperatures overnight Monday and Tuesday will return to the single digits.
The weather service forecast also shows chances of snow from Saturday straight through later on Monday with an approaching cold front.
Here's a look at the projected high and low temperatures for the week ahead: