Temperatures in Canberra reached 38.5 degrees as the region's first heatwave of the year peaked on Wednesday.

Canberrans still wringing themselves out from the wettest June on record shouldn't put away their gumboots just yet.

It will snow in the ACT tonight as a cold front moves over the region, the Bureau of Meteorology says.

Winter's grip will finally feel like it's loosened amid a "heat spike" this weekend - even if that season's squeeze was not a very tight one.

Robert Frost once pondered whether the world would end in fire, or in ice. They weren't heralding the world's end, but this week fire and ice both reared their heads across the state.