Hobart 10 Day Weather Forecast: Why the "Mountain Effect" Changes Everything

Hobart 10 Day Weather Forecast: Why the "Mountain Effect" Changes Everything

You’ve heard the joke about Hobart. If you don't like the weather, wait five minutes. It’s a cliché because it’s true. Right now, on Saturday, January 17, 2026, the city is sitting under a mostly cloudy sky with a comfortable 62°F. It feels like a standard summer day, but anyone who lives here knows the Hobart 10 day weather forecast is rarely a straight line. It’s a jagged mountain range of shifts, gusts, and sudden sun.

Honestly, the mountain is the boss. Kunanyi / Mount Wellington doesn't just sit there looking pretty; it creates its own rules. While the city might be seeing a high of 68°F today with an east wind at 11 mph, things are usually much wilder just a few kilometers up the road.

What to Expect: The Hobart 10 Day Weather Forecast Breakdown

Planning a trip to Tasmania's capital? You're looking at a classic mid-summer stretch. January is typically the driest month, but "dry" in Hobart still includes the occasional surprise shower.

For the week ahead, temperatures are trending toward those balmy mid-20s (Celsius) that make the waterfront come alive. Tomorrow, Sunday, Jan 18, looks like a mirror of today—mostly sunny with a high of 68°F and a low of 56°F. But keep an eye on Tuesday. We’re expecting a jump to 74°F, though a few morning spots of rain might dampen your coffee run.

Here is the vibe for the next chunk of time:

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  • The Warm Stretch: From Jan 20 to Jan 26, things heat up. We’re looking at highs between 74°F and 79°F.
  • The Wind Shift: Expect the wind to swing from the east to the north-northeast later in the week, which usually brings that dry, inland heat.
  • The UV Factor: This is the big one. Even on a cloudy 62°F afternoon like today, the UV index can hit "Extreme" levels.

By the time we hit the end of January, around the 28th, a bit of a system rolls in. We're talking windy with rain and a high of 71°F. It’s the kind of weather that makes the Sydney to Hobart yachties sweat—or shiver, depending on which way the front blows.

The Secret Influence of Kunanyi

You can't talk about the Hobart 10 day weather forecast without mentioning the "Foehn effect." Basically, moist air hits the western side of the mountains, dumps its rain, and then rolls over the city as warm, dry air. It’s why Hobart is the second-driest capital city in Australia, right after Adelaide.

Suburbs like South Hobart or Fern Tree can be five degrees cooler than the CBD. If you’re heading up the mountain, pack a puffer jacket. Even if it’s 68°F at the docks, the pinnacle can be a freezing wind tunnel with gusts over 100 km/h. It has literally snowed on the summit in the middle of January before.

How to Pack for a Hobart Summer

Basically, you need to think in layers. You’ve probably heard that a million times, but here’s the specific Tasmanian kit:

  1. A light merino wool base: It breathes when it's hot and stays warm if that sea breeze kicks in.
  2. A windbreaker: The wind off the Derwent River doesn't care about your fashion choices.
  3. High-SPF Sunscreen: The Tassie sun has a bite. Because the air is clear and the ozone is thin, you’ll burn in fifteen minutes if you aren't careful.
  4. Sturdy shoes: Between the cobblestones of Salamanca and the trails of the mountain, flip-flops (thongs) won't cut it for long.

Actionable Tips for Your Hobart Stay

Don't just look at the numbers. The Hobart 10 day weather forecast tells you the "what," but you need to know the "how."

  • Check the UV Index Daily: Use the SunSmart app. If it’s over 3, you’re in the danger zone, even if it’s overcast.
  • Morning vs. Afternoon: If you want to summit Kunanyi, do it before 10 AM. Clouds often "cap" the mountain by lunchtime, ruining those 360-degree views.
  • The Sea Breeze: Around 3 PM, the "Sea Breeze" usually kicks in. It’s a refreshing blast from the south that can drop the temperature by 5 degrees in minutes. Great for a beer at a waterfront pub, less great if you’re in a T-shirt.
  • Monitor Fire Ratings: Since we're heading into a warmer, drier patch toward late January (lows of 57°F and highs of 79°F), keep an eye on the Tasmania Fire Service website if you’re planning on bushwalking.

The weather here isn't something you just watch through a window. You live it. One minute you're basking in the sun at Sandy Bay, and the next, you're ducking into a sandstone cafe to avoid a horizontal rain shower. It’s all part of the charm.