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- September 2026 Weather Forecast: Dry Season Begins to Ease
- Average September 2026 Weather Conditions
- Max Temp.
- Rainy Days
- Dry Days
- ⛵ September 2026 Weather Forecast: Tides & Currents
- 🌖 September 2026 Lunar Phases and Tidal Impact
- 🐟 September 2026 Fishing Forecast: Transition Towards the Build-Up
- 🌊 Offshore and Reef Exploration
- ⚓ Shallow Flats and Sandbanks
- 🏆 N.T. Fishing Competitions
- 🐊 Wildlife Watch
- 🪝 September 2026 Recommended Gear and Setup
- 📶 Darwin Annual Weather Averages
- ✨ September 2026 Weather Forecast: Summary and Recommendations
- Useful Links
September 2026 Weather Forecast: Dry Season Begins to Ease
The September 2026 Weather Forecast for Darwin has opened with warm, dry and mostly settled conditions. The first few days have delivered light winds, no recorded rainfall and daytime temperatures around the low 30s, continuing the reliable Dry Season pattern across the Top End. For local boaties and fishos, the early outlook is favourable, although wind direction, tidal movement and afternoon conditions should still be checked before heading offshore.
From 1 to 3 September, Darwin recorded a mean minimum temperature of 22.2°C and a mean maximum of 32.5°C, with temperatures ranging from 21.8°C to 33.3°C. No rain was recorded during the first three days. The short-range forecast keeps the warm pattern in place, with daytime temperatures around 32–33°C, overnight lows of 22–23°C and only a small rainfall chance through the coming week.
Average September 2026 Weather Conditions
Max Temp.
🌡 33°C
Rainy Days
☔ 0
Dry Days
☀️ 30
⛵ September 2026 Weather Forecast: Tides & Currents
September has started with generally light to moderate winds across Darwin, although the direction has varied between easterly, north-easterly and north-westerly sectors. The strongest recorded gust during the first three days was 39 km/h from the east. These conditions should provide some pleasant early starts for local boaties, but the interaction between wind and tidal flow can still create a short, uncomfortable chop around exposed harbour entrances, headlands and shallow crossings. Check the latest wind, tide and current information before departing, particularly when planning longer offshore runs.
Darwin Tidal Currents 🌊 Live Map
Tide times are one thing! The Darwin Tides Live Interactive Tidal Currents Map shows you what’s happening in Real Time!
🌖 September 2026 Lunar Phases and Tidal Impact
- Third Quarter, Friday, 4 September 2026, 15:51: Tidal movement begins to ease as the Moon enters its final quarter, offering a useful period for exploring deeper water where stronger currents can make holding position difficult.
- New Moon, Friday, 11 September 2026, 11:27: The new Moon brings darker nights and stronger tidal movement. The increased water flow can help push baitfish from mangrove edges and into nearby channels.
- First Quarter, Saturday, 19 September 2026, 04:43: Tidal movement begins building again, potentially creating increased surface activity around headlands, current lines and structure.
- Full Moon, Sunday, 27 September 2026, 00:49: The month’s strongest tidal movements are associated with the full Moon, creating opportunities for anglers targeting predators around deeper channels and moving water.
⛈ Weather Radar Live Map
Check out the Live Weather Radar Map, zoom in and get a close up view of conditions on and off shore.
🐟 September 2026 Fishing Forecast: Transition Towards the Build-Up
September’s warm, dry and mostly settled opening should continue to provide clear-water opportunities across Darwin Harbour, the surrounding flats and nearby reefs. With no rainfall recorded during the first three days and daytime temperatures reaching the low 30s, early starts should remain the most comfortable option for anglers. Pay close attention to the tide, wind direction and current strength when choosing between shallow flats, channels and deeper grounds.
As the month progresses, conditions may begin to show the first signs of the seasonal transition. The long-range outlook indicates increasing cloud cover and a gradual rise in the chance of rain, although the current probability remains low. Anglers should stay flexible, carry suitable sun and weather protection, and check the latest marine conditions before committing to longer offshore trips.
🌊 Offshore and Reef Exploration
September’s early conditions remain favourable for offshore and reef exploration, with warm temperatures, no recorded rainfall so far and generally manageable winds during the first few days. Plan longer runs around the most suitable tide and current conditions, and aim to reach the grounds early before the day becomes hotter. The increasing cloud and gradual rise in rain chance later in the outlook are reminders to monitor updated forecasts before heading out.
⚓ Shallow Flats and Sandbanks
Darwin’s shallow flats and sandbanks remain worth exploring during September’s warm, mostly dry opening. The limited rainfall so far should help maintain suitable visibility in many areas, while the rising tide can bring bait and predators onto the edges of the flats. Approach quietly, watch for changes in water movement and avoid relying on one location if wind or cloud cover changes the conditions.
🏆 N.T. Fishing Competitions
Million Dollar Fish: Season 12 Registrations Open
Million Dollar Fish Season 12 registrations are now open, with the competition running from 1 October 2026 to 31 March 2027. Registration also provides eligibility for the monthly partner prizes, giving anglers another reason to get involved as the new season approaches. With September marking the final month before Season 12 begins, now is a good time to review the registration requirements and prepare for the upcoming barramundi season.
DTBC – Blue Water Classic 2026
The DTBC Blue Water Classic returns to Darwin from 18–20 September 2026, bringing three days of competitive Top End fishing, multiple prize categories and a total $40,000 prize pool. Competitors can enter one of three boat divisions: boats 6.5 metres and over, boats 5.5–6.49 metres, or boats under 5.49 metres. As one of the Top End’s longest-running fishing competitions, the event offers serious competition, plenty of bragging rights and three huge days on the water.
Million Dollar Fish
G’day, fishos and adventure seekers! If you’ve ever dreamt of landing a monster barramundi and walking away a millionaire, Darwin’s Million Dollar Fish competition is your golden ticket.
🐊 Wildlife Watch
September’s warm, mostly dry conditions should provide good opportunities to watch Darwin’s coastal wildlife, particularly during early-morning and late-afternoon trips. Keep an eye out for shorebirds, mud crabs, turtles, dolphins and other marine life around tidal flats, mangrove edges and channels. Give wildlife plenty of space, avoid disturbing nesting or resting areas, and take extra care around crocodile habitat by following local safety advice and never approaching or feeding animals.
🪝 September 2026 Recommended Gear and Setup
September’s warm, mostly dry conditions call for practical gear that handles heat, glare and changing coastal conditions. Wear lightweight, breathable clothing, a wide-brimmed hat, polarised sunglasses and high-SPF sunscreen, and carry plenty of drinking water for the day. A light rain jacket is also worth packing as cloud cover and the chance of rain gradually increase towards the Build-Up.
For fishing, bring tackle suited to shallow flats, sandbanks, channels and deeper reef areas, with spare leaders, hooks and lures ready for changes in structure and current. A reliable sounder, current tide information, navigation equipment, communication device and fully serviced safety gear are essential for longer trips. Check batteries, fuel, anchor equipment and livewell systems before departure, and keep all gear secured when travelling between locations.
Fishing Lures, Bait and Attractants
View More Fishing Baits and Lures
📶 Darwin Annual Weather Averages
| Month | Temperatures | Rainy Days | Dry Days | Rainfall |
|---|---|---|---|---|
| January | 31° / 27° | 20 | 11 | 670 mm |
| February | 31° / 27° | 17 | 12 | 521 mm |
| March | 31° / 27° | 16 | 15 | 425 mm |
| April | 31° / 26° | 8 | 22 | 195 mm |
| May | 31° / 24° | 2 | 29 | 53 mm |
| June | 29° / 22° | 0 | 30 | 5 mm |
| July | 29° / 22° | 0 | 31 | 6 mm |
| August | 30° / 22° | 0 | 31 | 5 mm |
| September | 32° / 24° | 1 | 29 | 40 mm |
| October | 33° / 26° | 4 | 27 | 114 mm |
| November | 33° / 28° | 10 | 20 | 170 mm |
| December | 33° / 28° | 18 | 13 | 455 mm |
✨ September 2026 Weather Forecast: Summary and Recommendations
September begins with warm, dry and mostly settled conditions across Darwin and the surrounding Top End. Daytime temperatures are expected to remain around the low 30s, with light winds and no rainfall recorded during the opening days. Cloud cover and the chance of rain may gradually increase as the month progresses, signalling the early transition towards the Build-Up.
September Checklist for Boaties:
- Check the latest weather, wind, tide and current information before departure.
- Plan longer trips around the most suitable tide and wind conditions.
- Start early to take advantage of cooler temperatures and calmer conditions.
- Carry plenty of drinking water and reliable sun protection.
- Pack a light rain jacket in case cloud cover or showers develop.
- Check fuel levels, batteries, navigation equipment and communication devices.
- Confirm that all safety equipment is accessible, serviced and in date.
- Secure fishing gear and other equipment before travelling between locations.
- Allow enough fuel, daylight and reserve time for a safe return.
- Follow local crocodile-safety advice and avoid approaching wildlife.
Useful Links
- NT Government – Recreational Fishing – Rules, permits, and fishing tips for the Northern Territory.
- Marine Safety NT – Safety advice and requirements for boating in NT waters.
- Darwin Tide Times – Live tide table and local guide.
- Sail Darwin – Local sailing tours and charters in Darwin Harbour.
- Weather Warnings – Darwin Tides Live Weather Warnings Map
- Boating & Marine Supplies – Visit the Darwin Tides Shop
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