The drive from Oslo to Ustaoset had been going suspiciously well, which in my experience is always a warning sign. Three hours of motorway, then the turn-off towards Geilo, winding through valleys that looked like they'd been lifted straight from a tourism brochure. My partner was navigating, I was feeling smug about my choice of holiday let, and then I confidently marched into the cabin at N33249 with the wrong keycode.

Three attempts later, standing on the doorstep with a week's shopping slowly thawing in the boot, I finally swallowed my pride and checked my emails properly. Wrong property entirely. I'd been trying to break into someone's actual residence three doors down. The actual cabin, when located, was mercifully identical in its red-painted, black-trimmed Norwegian charm, and the correct code worked first time. I have never been more grateful for a door opening.

That first evening, we did nothing but stand on the balcony with mugs of tea and watch the light change over Ustevatnet. The lake was mirror-still, the kind of stillness that makes you whisper without realising. The cabin itself had that particular Scandinavian competence about it - everything where you expected, nothing fussy, a wood-burning stove that looked like it meant business. I kept opening cupboards just to admire the organisational logic.

We'd arrived in late June, armed with a hiking itinerary that I'd researched with the enthusiasm of someone who'd never actually experienced Norwegian mountain weather. The plan was ambitious: long coastal walks along the lake shores, perhaps a venture towards the Hardangervidda plateau edges, definitely some serious mileage to justify the amount of brown cheese we'd packed.

The first morning dawned spectacularly. I mean literally dawned - I was awake at four, confused by the light leaking around the blinds. By seven we were on a trail heading north from the cabin, following a path that threaded between dwarf birch and reindeer moss. The air had that high-altitude sharpness, clean enough to feel almost medicinal. We walked for hours, stopping to watch a pair of divers on the lake, then climbing slightly to where the terrain opened into proper moorland. The views back towards Hallingskarvet were the sort that make you stop mid-sentence.

That afternoon, the weather turned.

Not gradually, not politely, but with the sudden theatricality that apparently characterises these mountains even in summer. We'd stopped to eat our packed lunches on a rocky outcrop, congratulating ourselves on our foresight, when the sky ahead simply erased itself. Grey became darker grey became something approaching charcoal, and then the rain arrived horizontally. We were still three miles from the cabin, wearing light walking trousers and misplaced confidence.

The return journey was brisk. There's a particular quality to being soaked through in fourteen-degree temperatures that focuses the mind wonderfully. My supposedly waterproof jacket developed opinions about where water should collect. My partner stopped speaking to me for approximately forty minutes, though this may have been because her hood was cinched so tight she could only hear her own indignation.

Back at the cabin, we discovered the true purpose of that wood-burning stove. Stripped to various states of undress, draping sodden clothes on every available surface, we sat in our underwear drinking coffee and watching steam rise from our socks. It was not dignified. It was, however, surprisingly companionable.

The weather app became my new obsession. I studied it with the intensity I usually reserve for checking if my football team has lost. The forecast shifted, stabilised, shifted again. We developed a new rhythm: early starts when the sky looked promising, shorter loops that kept us within retreating distance, an acceptance that afternoon thunderstorms were simply part of the package.

This turned out to be no great hardship. The immediate area around Ustaoset is dense with walking possibilities that don't require committing to exposed ridges. We found a circuit along the lake's eastern shore that wound through birch woodland, the path soft with needles, the water visible in glimpses through the trees. Another morning we walked south towards the railway line, following a track that kept to lower ground, crossing streams where the meltwater ran coffee-brown with peat.

One evening, the clouds lifted unexpectedly at seven. We dashed out for an hour's stroll, racing the returning weather, and found ourselves in a landscape transformed. The low sun caught the wet vegetation so everything glowed - the moss almost incandescent, the birch trunks silver against darkening hills. It lasted perhaps twenty minutes before the grey rolled back in, but that brief illumination felt earned, somehow, payment for our earlier humility.

I had imagined this holiday as a conquest of distances, ticking off routes and accumulating views. Instead, I spent a week learning to read the sky, to adjust ambition to conditions, to find satisfaction in shorter walks better timed. The cabin became a kind of base camp rather than merely accommodation, a place to retreat, regroup, dry out, plan the next foray with modified expectations.

On our final morning, we walked a short loop we'd done twice already, knowing exactly where the path turned, where the best views opened, where to pause. The weather held, just. I found myself strangely content with this familiarity, with not pushing further, with accepting that the mountains had gently suggested their own terms and I'd finally listened.

We locked up with the correct code, double-checked, and drove away through valleys still wrapped in low cloud. My walking trousers had mostly dried. My pride had not entirely recovered from the keycode incident, but some things, I reflected, are probably good for us.