Weather Prospects for 22 July 2028

Totality lasts a few minutes and arrives in the early afternoon of an Australian winter's day. A single band of cloud at the wrong moment turns five years of planning into a grey blur. This page summarises historical July cloud climatology along the path of totality so you can weight the odds before booking travel. These are long-run averages, not a forecast — check an actual forecast in the final week.

The headline numbers

Average July cloud cover, by region, ordered from clearest to cloudiest along or near the path:

The pattern is the story: the deep interior is reliably clear in winter, and risk climbs as you move toward the coast and the tropics.

Coastal risk: Sydney and the east coast

July is one of Sydney's drier months, but the city still averages roughly 47% cloud cover. The risk here is not rain so much as the onshore cloud and frontal systems that sweep up the New South Wales coast. With totality falling in the early afternoon, even a thin, fast-moving deck of mid-level cloud can intervene at the worst possible moment. Sydney offers the largest crowds, the easiest logistics, and the most dramatic gamble. Many experienced observers base themselves in Sydney but keep an inland fallback — the Dubbo or Bourke corridor — ready for a last-minute drive west if the synoptic chart turns sour.

The Cocos Islands gamble

The Cocos (Keeling) Islands sit under the path far out in the Indian Ocean and attract attention for their remoteness and long totality. But July is squarely in the tropical regime, and the islands average around 65% cloud cover — the highest risk of any site discussed here. There is also nowhere to drive to if the sky clouds over: on an island, you watch what the weather gives you. Treat Cocos as a high-cost, high-variance option, not a safe bet.

Why the Outback wins

Inland Australia in July sits under persistent winter high-pressure systems that deliver long runs of dry, stable, cloud-free air. Across the central Outback the path of totality threads through some of the most reliably clear winter skies on Earth, with average cloud cover often around 20% or lower. The towns along the corridor — from the far west through Bourke and Dubbo — combine excellent climatology with road access, which is what makes them the planner's choice. You trade the convenience of a coastal city for a markedly better chance of actually seeing the corona.

The Kimberley

In the far northwest, the Kimberley region records the most favourable July climatology of all, with average cloud cover near 15%. Winter is the dry season here, and clear skies are the norm rather than the exception. The trade-off is access: the Kimberley is vast and remote, so any plan needs to account for long drives, limited services, and the time required to reposition if a rare band of cloud appears.

How to forecast Outback eclipse weather

Coastal forecasting watches for onshore cloud; inland forecasting is mostly about synoptic patterns. In the final week, track the position of winter high-pressure systems and any cold fronts crossing southern Australia. A broad high parked over the interior means days of clear sky; an approaching front is the main thing that can spoil an otherwise reliable Outback site. Because the interior is so consistent, the practical task is usually avoiding the one bad day rather than hunting for a good one.

• Stay mobile. The single most effective weather strategy is a vehicle and a flexible plan. Clear sky 200 km away is worth the drive.
• Favour the interior. Every step inland from the coast improves your odds in July.
• Decide your fallback early. Know your backup site and route before eclipse week, not on the morning.

Plan your location

Use the interactive map to find contact times and totality duration for any point on the path, and the city guides for specific towns. When you have a site, read the eye-safety equipment guide before the day.

Frequently asked questions