Imagine stepping outside in February, only to be greeted by temperatures that feel more like spring than the dead of winter. That's exactly what happened in Canada this week, as the thermometer officially hit 20°C—a stunning milestone for this time of year. But here's where it gets controversial: Is this a welcome break from the cold, or a troubling sign of climate change? Let’s dive in.
Published on Feb. 4, 2026, 10:38 PM
Updated on Feb. 4, 2026, 11:31 PM
It’s only the fourth day of February, and Canada has already recorded its first 20-degree daytime high of 2026. Lethbridge, Alberta, took the spotlight on Wednesday, Feb. 4, as the lucky community to hit a balmy 20.6°C. While this isn’t entirely unheard of for the region, it’s certainly noteworthy—especially this early in the year.
And this is the part most people miss: This unusual warmth isn’t just a fluke. It’s the result of a fascinating weather phenomenon known as chinook winds. These winds, which originate from the Pacific, are pushed over the Rocky Mountains and descend into Alberta’s foothills. As they drop in elevation, they warm up significantly, creating a dramatic temperature spike. On Wednesday, these chinooks were the driving force behind Lethbridge’s record-breaking day.
But Lethbridge isn’t alone. Many surrounding areas in southern Alberta are also enjoying unseasonably warm weather, with temperatures in the high teens and a mix of sun and clouds. This trend is expected to continue for the next few days, leaving many to wonder: Is winter truly over?
For those outside Alberta, the idea of 20°C in February might seem downright bizarre. But for locals, it’s not entirely unprecedented. On Jan. 11, 1997, Lethbridge recorded a similar temperature, marking the earliest occurrence in its history. Calgary and Medicine Hat also hit 20°C on Feb. 27, 1992, proving that these warm spells, while rare, do happen.
Here’s the kicker: Chinooks are a classic winter phenomenon in Alberta, but their impact can be both dramatic and swift. When conditions are just right, these winds can send temperatures soaring in a matter of hours. The result? A gusty, warm breeze and the iconic chinook arch—a cloud formation visible from both the ground and satellites.
So, is 20°C in February normal? Not exactly, but it’s not entirely out of the question for southern Alberta. However, as these events become more frequent, it raises important questions about the broader implications of climate change. Are these warm spells a temporary anomaly, or a sign of shifting weather patterns?
What do you think? Is this early warmth a cause for celebration or concern? Let us know in the comments below. And if you’re in Alberta, enjoy the patio weather while it lasts—because, as we all know, winter can always make a comeback.
With insights from Rachel Modestino, a meteorologist at The Weather Network, and Nathan Howes, a digital reporter at The Weather Network.
