Boise and the Treasure Valley Weather Update: September 18 - September 24

As September unfolds, Boise's weather is gradually transitioning to cooler, more autumnal conditions, however, still fairly sunny for the time being.

Here's a fresh breakdown of the weather for the upcoming week:

Information from the National Weather Service.

Monday - September 18
Expect mostly cloudy skies in the afternoon with a high near 78. In the night time, 49-degrees.

Tuesday - September 19
Tuesday brings sunshine and a high near 71. Winds expected to pick up in the afternoon (9 to 14 mph). At night, there's a 20 percent chance of showers, partly cloudy skies, and a low around 46.

Wednesday - September 20
Wednesday continues with a 20 percent chance of showers and a high around 65. Expect partly sunny conditions and light west-northwest winds at 3 to 8 mph. That night there's a 40 percent chance of showers and a low of 47.

Thursday - September 21
Thursday holds a 30 percent chance of showers before noon, mostly cloudy skies, and a high near 64. Thursday night partly cloudy with a low around 47.

Friday - September 22
Friday offers mostly sunny weather with a high near 74, and a low of 51 Friday night.

Photo by Luca Bravo on Unsplash
Photo by Luca Bravo on Unsplash

Saturday - September 23
Saturday promises mostly sunny conditions and a high near 77. Saturday night remains partly cloudy, with a low around 52.

Sunday - September 24
The week concludes with mostly sunny weather and a high near 79.

Boise is slowly transitioning to cooler, fall-like conditions with occasional chances of showers, signaling the arrival of the autumn season.

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