Warmer temperatures and sunny skies begin to move in this week as summer starts to show itself to the mountains of Colorado.

In the valley’s today, highs will reach up to 71 with a slight chance of afternoon thunderstorms moving through. Overnight, lows will drop to 37.

For the high country, the chance of afternoon thunderstorms is more likely, but still low as highs will make their way to 51. Lows tonight will drop to 26 with partly cloudy skies moving in.