Monday, September 14, 2026

Cool Autumnal Day In Vermont, Then Rapid Weather Changes, But No Huge Extremes

Thunderstorms visible west of St. Albans just after
sunset Sunday. At my house, we had only sprinkles,
but brief downpours hit just a mile to the north.
Changeable weather seems to be the story in Vermont lately.

Sunday was a great example. We started out with early morning rain. Then we had a delightfully sunny and warm day, especially in western Vermont. Then some downpours and thunder rumbled across far northern and southern Vermont in the evening.  

That changeable theme will continue the rest of the week. The switches in the weather might not be as rapid as on Sunday, but it still will be classic "If you don't like the weather in Vermont wait a minute, it will change. "

Let's get into it. 

TODAY

The cold front swept through overnight, and early this morning it was beginning to whoosh in cool, autumnal air. Dawn temperatures across Vermont were still mild, in the 50s to near 60. But gusty northwest winds won't allow readings to rise much, despite a lot of sunshine.

High temperatures for most of Vermont will get into the 60s as the northwest breezes continue.

It was still cloudy early this morning across much of northern Vermont, especially over and east of the Green Mountains. That will eventually clear up. The Northeast Kingdom won't get the sunshine until we get into this afternoon. That will keep high temperatures in some towns up there only in the 50s. 

The winds will die off later this afternoon and this evening. 

That sets us up for what will yet again become the coldest night of year so far. 

TUESDAY

We'll start the day with temperatures in the 38 to 45 degree range. Most of us, anyway. But the cold hollows of the Adirondacks and the Northeast Kingdom could see a frost early Tuesday morning. It'll be a little cooler than Saturday morning, so the cold spots that barely missed out on a frost could get one. 

A frost advisory is in effect for far northern New Hampshire. So far, there's not advisory for any part of Vermont, because the frost isn't expected to be widespread. It's possible an advisory might be issued for the NEK and Adirondacks later today.

South winds will increase, just as they did on Saturday. So the cold morning will quickly transition to a fairly mild afternoon with highs reaching to within a few degrees either side of 70. Clouds will increase, too, but we're not in for any real rain. Maybe some isolated light showers Tuesday night. 

WEDNESDAY

A warmer day. Cloud and isolated showers should break up in the afternoon for sunshine. Highs should get into the 70s to possibly near 80. 

THURSDAY AND BEYOND

The weather is going to quickly switch back and forth late in the week and the weekend. A fast west to east to air flow will fling weather disturbances and bright, sunny high pressure systems. That means we'll go back and forth between showers and sunshine. 

It's so hard to know exactly when the showers will hit and when the sunshine will prevail. It's also hard to say how much rain we'll get with each little disturbance. 

Early guesses are showers will come through Thursday, with sunshine Friday and more showers on Saturday and maybe Sunday.  But that could shift as updates come in.

Frustrating for sure if you have late week plans, but that's the trouble with early autumn. But at least we have no extreme weather coming up. 

No extreme heat, no extreme growing season-ending cold, no fading hurricanes flooding our streams, no wind storms, no severe thunderstorms. We get to enjoy the tranquility of September 


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