The SatNav had been insisting for a solid twenty minutes that our holiday home was somewhere in the middle of a vineyard, which, given we were in Monferrato, was not entirely unhelpful but also not getting us any closer to an actual front door. My partner was doing that very British thing of saying "no no, it's fine" through gritted teeth while I performed a seven-point turn between rows of nebbiolo grapes that were looking particularly judgemental in the late September sun. We had arrived in Castagnole Monferrato at the precise moment when summer was pretending it might stay forever and autumn was clearing its throat in the background.

The property finally revealed itself down a gravel track that our hire car complained about loudly, a proper stone farmhouse with shutters that had faded to that particular powdery blue you only seem to find in Italy. The key was exactly where the owner said it would be, which felt like a small miracle given our navigational performance. I dropped it twice before getting the door open, blaming the heat rather than my own coordination, which had apparently melted somewhere around Turin.

Stepping inside was like walking into a different season entirely. The thick walls had kept the interior deliciously cool, almost shockingly so after the bright warmth outside. September in Piedmont, I was learning, is a time of contradictions. The swimming pool glittered temptingly through the kitchen window, yet the trees surrounding it were already dropping the occasional amber leaf onto the terrace like gentle warnings. I opened every window to let the air move through, and the smell that flooded in was unmistakably autumnal - woodsmoke from somewhere distant, ripe fruit, that earthy sweetness of vines heavy with grapes that would soon become wine.

The owner had left a bottle of local grignolino on the counter, which felt both welcoming and slightly dangerous given our exhausted state. We sat on the terrace as the afternoon stretched into evening, watching the light change across the rolling hills. The summer tourists had largely gone, leaving the landscape feeling pleasantly reclaimed by locals going about their business. A farmer in the neighbouring field was harvesting something with a machine that sounded like a very angry bee, working late to catch the last of the reliable weather.

What struck me most was how the season had shaped everything without announcing itself dramatically. The pool was still usable, technically, though I dipped one toe in and decided my bravery did not extend that far. The evenings, though, demanded a jumper retrieved from the bottom of the suitcase that I had packed more out of optimism than expectation. We built a fire in the outdoor grill that first night, cooking sausages from the butcher in town while swatting at the last persistent mosquitoes of summer, nature's half-hearted attempt to remind us who was still technically in charge.

I found myself reflecting, perhaps helped by that dangerous grignolino, on how rarely I notice seasonal transitions at home. They happen in supermarket displays and weather apps, not in the actual texture of daily life. Here, the season was unavoidable, written into every decision - whether to swim or walk, whether to eat inside or out, whether to light the fire now or wait until after dinner. The farmhouse demanded a certain responsiveness that I had forgotten I was capable of, too used to central heating and constant convenience.

The morning brought mist that pooled in the valleys like something from a painting, burning off by mid-morning to reveal another day of almost-summer. I walked to the village for bread, passing vines being picked by hand in places too steep for machines, the workers calling to each other in dialect I could not understand but somehow recognised as seasonal banter. The baker knew exactly what I wanted without asking, which I chose to interpret as charming local intuition rather than me being obviously foreign and predictable.

By our third day, I had stopped checking the weather forecast entirely. The rhythm of the place had become sufficient, each morning a negotiation between what summer offered and what autumn required. It was not the holiday I had packed for, which existed in some theoretical July of my imagination, but it was better for that specificity, for the particular golden quality of September light that makes everything look briefly precious before the proper grey of October arrives.

We left on a morning when the mist refused to lift, driving away through tunnels of damp air that smelled of transformation, carrying with us wine we would save for winter and the certain knowledge that we had caught something fleeting, a season in its honest work of becoming something else.