Port Augusta Diesel price trend

Port Augusta city daily averages

Fuel type

Port Augusta Diesel, last 89 days

Latest, Mon 9 Nov Wholesale (national terminal gate), the pump margin over it shaded

Source: FuelRadar (fuelradar.com.au)

Pump average 24.2 c/L above wholesale on Fri 6 Nov.

View the reported prices

Port Augusta Diesel city daily averages
Day	Diesel (c/L)
Mon 9 Nov	278.2
Sun 8 Nov	280.4
Sat 7 Nov	280.4
Fri 6 Nov	281.2
Thu 5 Nov	280.9
Wed 4 Nov	281.2
Tue 3 Nov	281.2
Mon 2 Nov	281.9
Sun 1 Nov	281.9
Sat 31 Oct	281.9
Fri 30 Oct	281.5
Thu 29 Oct	281.5
Wed 28 Oct	280.7
Tue 27 Oct	280.7
Mon 26 Oct	280.5
Sun 25 Oct	280.2
Sat 24 Oct	280.4
Fri 23 Oct	280.6
Thu 22 Oct	281.5
Wed 21 Oct	281.5
Tue 20 Oct	281.5
Mon 19 Oct	281.7
Sun 18 Oct	281.7
Sat 17 Oct	281.7
Fri 16 Oct	282.0
Thu 15 Oct	282.0
Wed 14 Oct	281.2
Tue 13 Oct	282.1
Mon 12 Oct	282.9
Sun 11 Oct	283.0
Sat 10 Oct	283.2
Fri 9 Oct	284.3
Thu 8 Oct	284.1
Wed 7 Oct	284.4
Tue 6 Oct	285.0
Mon 5 Oct	285.0
Sun 4 Oct	285.0
Sat 3 Oct	285.0
Fri 2 Oct	285.3
Thu 1 Oct	285.8
Wed 30 Sept	287.4
Tue 29 Sept	288.3
Mon 28 Sept	289.4
Sun 27 Sept	291.2
Sat 26 Sept	291.4
Fri 25 Sept	291.9
Thu 24 Sept	291.9
Wed 23 Sept	290.6
Tue 22 Sept	287.9
Mon 21 Sept	286.4
Sun 20 Sept	285.1
Sat 19 Sept	280.8
Fri 18 Sept	274.3
Thu 17 Sept	270.6
Wed 16 Sept	266.9
Tue 15 Sept	265.1
Mon 14 Sept	262.9
Sun 13 Sept	262.9
Sat 12 Sept	262.6
Fri 11 Sept	258.9
Thu 10 Sept	257.2
Wed 9 Sept	255.8
Tue 8 Sept	255.8
Mon 7 Sept	254.6
Sun 6 Sept	254.4
Sat 5 Sept	253.8
Fri 4 Sept	253.8
Thu 3 Sept	253.8
Wed 2 Sept	253.8
Tue 1 Sept	254.2
Mon 31 Aug	254.1
Sun 30 Aug	254.9
Sat 29 Aug	254.9
Fri 28 Aug	254.9
Thu 27 Aug	254.9
Wed 26 Aug	254.2
Tue 25 Aug	253.2
Mon 24 Aug	252.4
Sun 23 Aug	251.3
Sat 22 Aug	250.2
Fri 21 Aug	248.2
Thu 20 Aug	246.7
Wed 19 Aug	246.7
Tue 18 Aug	246.5
Mon 17 Aug	246.2
Sun 16 Aug	244.9
Sat 15 Aug	244.1
Fri 14 Aug	244.2
Thu 13 Aug	244.3

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FuelRadar app Today screen with the fill-up call for Brisbane and the cheapest Unleaded 91 within 15 km

FuelRadar app fuel map with Unleaded 91 prices around Brisbane, each marked Cheap, Average or Pricey

App preview. Prices shown are example captures, not current reports.

What's next for Port Augusta prices

Diesel · next 7 days · estimate

Estimate only (yesterday's outlook): prices may edge down about 1.9 c/L by Tue 17 Nov.

Port Augusta Diesel forecast for the next 7 days
When	Estimate (c/L)	Change
TomorrowWed 11 Nov	278.6likely 277.2–283.3	About the same
In 3 daysFri 13 Nov	277.9likely 275.0–288.5	Down 1.2
In 7 daysTue 17 Nov	277.2likely 272.1–297.8	Down 1.9

Change is from the outlook's 279.1 c/L for today. Over the last 55 days, 7-day estimates missed by 4.8 c/L on average; "no change" missed by 5.4 c/L.

Full Port Augusta forecast

How Port Augusta compares

On Mon 9 Nov Port Augusta's Diesel city average was 14.7 c/L above Adelaide's. It is 3.4 c/L above the South Australia average and 1.8 c/L above the Australia average of current station reports. Port Augusta averaged 282.4 c/L in October, 10.2 c/L higher than in September. Port Augusta averaged 242.3 c/L for U91 in October 2026, the 23rd cheapest of the 60 South Australia towns we ranked and 9.2 c/L above Adelaide.

Port Augusta Diesel average against its capital, state and Australia
Area	Diesel average (c/L)
Port AugustaCity daily average, Mon 9 Nov	278.2
AdelaideCity daily average, Mon 9 Nov	263.5
South Australia308 current station reports	274.8
Australia4,086 current station reports	276.4

Source: October 2026 regional fuel price report

Cheapest day of the week in Port Augusta

Full weeks each day was the cheapest

Source: FuelRadar (fuelradar.com.au) · data as at 8 Nov 2026, 10:00 am AEST

No weekday was reliably cheaper over the last 11 full weeks; weekday averages sat within 0.6 c/L of each other.

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Diesel alerts for Port Augusta

Port Augusta's city average was 278.2 c/L on Mon 9 Nov. Pick a station and a target price, and FuelRadar tells you when it gets there.

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Diesel price questions

What is the best day to buy Diesel in Port Augusta?

There is no reliably cheaper day right now. No weekday was consistently cheapest in Port Augusta over the last 11 full weeks to 8 Nov: the weekday averages sat within 0.6 c/L of each other. Compare current station prices instead.

Does Diesel follow a regular petrol price cycle?

Diesel does not usually follow the regular unleaded petrol cycle. The chart is recent price history, not a countdown to a low.

How should I compare Diesel prices in Port Augusta?

Compare the same fuel type across nearby stations, check when each price was updated and weigh any saving against the extra distance.