Portland Premium Diesel price trend

Premium Diesel · city daily averages

Portland is near the top of its recent range: Premium Diesel averaged 291.2 c/L on Mon 9 Nov, at its high of 291.2 c/L and 46.5 c/L above its low of 244.7 c/L on Sun 16 Aug.

Portland city daily averages

Portland Premium Diesel, last 89 days

Latest, Mon 9 Nov

Source: FuelRadar (fuelradar.com.au)

View the reported prices
Portland Premium Diesel city daily averages
DayPremium Diesel (c/L)
291.2
277.9
279.2
280.5
281.2
281.8
281.9
281.9
281.6
281.6
281.6
281.0
281.0
281.0
281.1
280.7
280.4
280.4
279.8
279.8
279.8
279.5
279.5
279.2
279.2
279.3
279.3
279.3
284.0
280.7
280.7
280.7
280.8
280.8
280.8
280.9
280.8
280.8
282.9
282.9
282.9
283.0
283.6
283.7
283.7
283.3
283.6
283.6
282.6
281.6
279.3
279.3
275.5
264.2
260.9
260.9
260.2
258.9
257.3
257.3
257.3
256.7
253.9
253.2
251.2
251.2
251.2
251.2
251.2
251.2
251.2
251.2
251.2
251.2
251.2
251.2
250.6
250.6
249.2
249.2
245.3
245.3
245.3
245.3
245.3
244.7
244.7
244.7
245.3

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What's next for Portland prices

Premium Diesel · next 7 days · estimate

Estimate only (yesterday's outlook): prices may edge down about 2.7 c/L by Thu 12 Nov, then return to about today's level by Tue 17 Nov.

Portland Premium Diesel forecast for the next 7 days
WhenEstimate (c/L)Change
TomorrowWed 11 Nov276.4likely 275.1–282.6Down 1.4
In 3 daysFri 13 Nov275.8likely 273.1–288.6Down 2.0
In 7 daysTue 17 Nov277.8likely 272.8–299.0About the same

Change is from the outlook's 277.8 c/L for today. Over the last 55 days, 7-day estimates missed by 4.4 c/L on average; "no change" missed by 4.4 c/L.

How Portland compares

On Mon 9 Nov Portland's Premium Diesel city average was 7.8 c/L above Melbourne's. It is 13.8 c/L above the Victoria average and 15.6 c/L above the Australia average of current station reports. Portland averaged 280.6 c/L in October, 12.4 c/L higher than in September. Portland averaged 239.1 c/L for U91 in October 2026, the 25th cheapest of the 105 Victoria towns we ranked and 1.4 c/L above Melbourne.

Portland Premium Diesel average against its capital, state and Australia
AreaPremium Diesel average (c/L)
PortlandCity daily average, Mon 9 Nov291.2
MelbourneCity daily average, Mon 9 Nov283.4
Victoria938 current station reports277.4
Australia4,116 current station reports275.6

Source: October 2026 regional fuel price report

Cheapest day of the week in Portland

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 0.8 c/L of each other.

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Premium Diesel price questions

What is the best day to buy Premium Diesel in Portland?

There is no reliably cheaper day right now. No weekday was consistently cheapest in Portland over the last 11 full weeks to 8 Nov: the weekday averages sat within 0.8 c/L of each other. Compare current station prices instead.

Does Premium Diesel follow a regular petrol price cycle?

Premium 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 Premium Diesel prices in Portland?

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