Climate guide for Carnarvon, Australia

Best Time to Visit
Carnarvon

How to read the score (0–10)
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01 · Australia

About Carnarvon

Carnarvon is a Gascoyne outback-coast town-banana plantations and a gateway toward Shark Bay. In Australia, cooler months from late autumn through early spring usually delivers the most reliable conditions for beach travel - then use monthly climate scores to fine-tune around crowds, storms, or snow depth.

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Did you know?

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Travel Tips

01Best time & timing
Target January, February, March — that is where comfort scores peak (10.0/10). June is the weakest month at 6.3/10.
02Weather & what to pack
January averages 28°C with 0 mm of rain and about 31 days with 6+ hours of sunshine. Pack the lightest clothing you own, a hat and more water than feels necessary.
03Crowds & value
If budget matters, target April — 9.4/10 with lighter demand than January.

Things to do in Carnarvon

Carnarvon, Australia. Live activities and tours from GetYourGuide, matched to this destination.

When to visit Carnarvon: the short answer

Plan Carnarvon for January, with February, March close behind — the stretch with the most usable temperatures and the fewest lost days to rain: January averages 28°C with 0 mm of rain and about 31 days with 6+ hours of sunshine. The months to avoid unless you have a specific reason are June, July. If budget matters more than perfect weather, July is the strongest of the low-rate months at 6.4/10.

Across the year Carnarvon swings from 17°C in July to 30°C in February, a 12-degree spread, while rainfall ranges from 0 mm in January to 56 mm in April. In short, Carnarvon is not equally good year-round — the gap between its best and worst month is 3.7 points on the same 10-point scale.

Warmest month: February (30°C). Coolest: July (17°C). Driest: January (0 mm). Wettest: April (56 mm).

Carnarvon month by month

January in Carnarvon tops the year's climate scores

Best window · 10/10

Days in January average 28°C (82°F) — front-load outdoor plans before the heat builds and treat the middle of the day as indoor time.

At just 0 mm for the month, rain will not shape your plans; you get about 31 days with 6+ hours of sunshine and 13.4 hours of daylight.

On our climate-comfort scale this is the top-ranked month of the year for Carnarvon at 10/10 — the reference point every other month on this page is measured against.

Budget for peak pricing, and this is one of the busiest months here. You are paying the year's highest rates for the year's best conditions — book early or shift a few weeks either side.

Pack the lightest breathable clothing you own, a hat, and more water than feels necessary.

February in Carnarvon — one of the year's strongest windows (2nd)

Best window · 10/10

Days in February average 30°C (85°F) — front-load outdoor plans before the heat builds and treat the middle of the day as indoor time.

With around 24 mm of rain, any showers tend to pass through rather than settle in; about 28 days with 6+ hours of sunshine and 12.9 hours of daylight fill the rest.

On our climate-comfort scale this is one of the strongest months of the year for Carnarvon at 10/10 (2nd of 12), just behind January at 10/10.

Expect peak pricing, and this is one of the busiest months here. You are paying the year's highest rates for the year's best conditions — book early or shift a few weeks either side.

Pack the lightest breathable clothing you own, a hat, and more water than feels necessary.

March ranks 3rd of 12 for Carnarvon — one of the best windows

Best window · 10/10

March averages 28°C (83°F), so the practical pattern is early mornings, a long midday break, and evenings back outside.

Rain is a non-issue at 13 mm for the month, with about 31 days with 6+ hours of sunshine and 12.2 hours of daylight to work with.

A 10/10 puts this among the year's best months in Carnarvon (3rd of 12); only January scores higher, at 10/10.

Plan for peak pricing, with this is one of the busiest months here. You are paying the year's highest rates for the year's best conditions — book early or shift a few weeks either side.

Pack the lightest breathable clothing you own, a hat, and more water than feels necessary.

April ranks 7th of 12 for Carnarvon — one of the best windows

Best window · 9.4/10

With 25°C (77°F) on average, April delivers classic beach weather: plenty of time in the water, with beach and boat plans rarely disrupted by cold.

Budget for roughly 56 mm of rain this month — a flexible day or two helps — with about 23 days with 6+ hours of sunshine and 11.4 hours of daylight to work around it.

On our climate-comfort scale this is one of the strongest months of the year for Carnarvon at 9.4/10 (7th of 12), just behind January at 10/10.

Expect mid-season pricing, and crowds are moderate.

Pack light clothing, swimwear and real sun protection, a packable rain layer.

May in Carnarvon — one of the year's strongest windows (9th)

Best window · 8.9/10

May averages 23°C (73°F) — warm enough for beach and boat plans, still short of the heat that pushes sightseeing into early morning.

Rain is a non-issue at 9 mm for the month, with about 16 days with 6+ hours of sunshine and 10.8 hours of daylight to work with.

A 8.9/10 puts this among the year's best months in Carnarvon (9th of 12); only January scores higher, at 10/10.

Figure on mid-season pricing, with crowds are moderate.

Pack light clothing, swimwear and real sun protection.

June in Carnarvon: mixed conditions, plan around the weather

Trade-offs · 6.3/10

Temperatures hover around 19°C (66°F) — the kind of month where neither heat nor cold forces the schedule.

With around 41 mm of rain, any showers tend to pass through rather than settle in; about 11 days with 6+ hours of sunshine and 10.5 hours of daylight fill the rest.

That is 6.3/10 on the same scale — 12th of 12 months, versus 10/10 for the best month here.

Budget for low-season pricing, and crowds are light for this destination.

Pack layers you can shed by midday plus one warm layer for the evening.

If your dates are flexible, January is materially better in Carnarvon — 3.7 points higher on the same scale.

July in Carnarvon — middling scores, decent value

Trade-offs · 6.4/10

Temperatures hover around 17°C (63°F) — the kind of month where neither heat nor cold forces the schedule.

With around 24 mm of rain, any showers tend to pass through rather than settle in; about 15 days with 6+ hours of sunshine and 10.6 hours of daylight fill the rest.

That is 6.4/10 on the same scale — 11th of 12 months, versus 10/10 for the best month here.

Expect low-season pricing, and crowds are light for this destination.

Pack layers you can shed by midday plus one warm layer for the evening.

If your dates are flexible, January is materially better in Carnarvon — 3.6 points higher on the same scale.

August holds up well in Carnarvon — 10th best month

Good · 8.3/10

August averages 19°C (67°F) — warm enough for beach and boat plans, still short of the heat that pushes sightseeing into early morning.

Rain is a non-issue at 10 mm for the month, with about 22 days with 6+ hours of sunshine and 11.1 hours of daylight to work with.

It scores 8.3/10 here, 10th of 12 months, against 10/10 in the destination's best month.

Plan for mid-season pricing, with crowds are moderate.

Pack light clothing, swimwear and real sun protection.

Flexible dates? January scores 1.7 points higher here — enough to change the trip.

September in Carnarvon — one of the year's strongest windows (8th)

Best window · 9/10

September averages 21°C (70°F) — warm enough for beach and boat plans, still short of the heat that pushes sightseeing into early morning.

Rain is a non-issue at 7 mm for the month, with about 29 days with 6+ hours of sunshine and 11.9 hours of daylight to work with.

A 9/10 puts this among the year's best months in Carnarvon (8th of 12); only January scores higher, at 10/10.

Plan for mid-season pricing, with crowds are moderate.

Pack light clothing, swimwear and real sun protection.

October in Carnarvon — one of the year's strongest windows (4th)

Best window · 10/10

With 23°C (73°F) on average, October delivers classic beach weather: plenty of time in the water, with beach and boat plans rarely disrupted by cold.

At just 2 mm for the month, rain will not shape your plans; you get about 31 days with 6+ hours of sunshine and 12.6 hours of daylight.

On our climate-comfort scale this is one of the strongest months of the year for Carnarvon at 10/10 (4th of 12), just behind January at 10/10.

Expect peak pricing, and crowds are moderate.

Pack light clothing, swimwear and real sun protection.

November in Carnarvon — one of the year's strongest windows (5th)

Best window · 10/10

With 24°C (75°F) on average, November delivers classic beach weather: plenty of time in the water, with beach and boat plans rarely disrupted by cold.

At just 0 mm for the month, rain will not shape your plans; you get about 30 days with 6+ hours of sunshine and 13.2 hours of daylight.

On our climate-comfort scale this is one of the strongest months of the year for Carnarvon at 10/10 (5th of 12), just behind January at 10/10.

Expect peak pricing, and this is one of the busiest months here.

Pack light clothing, swimwear and real sun protection.

December is one of the strongest months in Carnarvon (6th)

Best window · 10/10

December averages 27°C (80°F), so the practical pattern is early mornings, a long midday break, and evenings back outside.

Rain is a non-issue at 0 mm for the month, with about 31 days with 6+ hours of sunshine and 13.5 hours of daylight to work with.

A 10/10 puts this among the year's best months in Carnarvon (6th of 12); only January scores higher, at 10/10.

Figure on peak pricing, with this is one of the busiest months here.

Pack the lightest breathable clothing you own, a hat, and more water than feels necessary.

FAQ

Frequently asked

When is the best time to visit Carnarvon, Australia?
In Ideal Weather mode, the best months to visit Carnarvon are January, February, March, October, November, December. January is the single peak month with an Ideal Weather score of 10.0/10 based on temperature, rainfall, humidity, daylight and days with 6+ hours of sunshine.
What is the weather like in Carnarvon year-round?
Carnarvon has a climate profile suited to beach and coastal travel. Average monthly temperatures range from 17°C in July to 30°C in February, with Ideal Weather scores between 6.3 and 10.0 out of 10.
Which months should I avoid in Carnarvon?
The lowest Ideal Weather-scoring months in Carnarvon are June (6.3/10), July (6.4/10), August (8.3/10). These months typically combine less comfortable temperatures, higher rainfall or fewer days with 6+ hours of sunshine.
When is the rainy season in Carnarvon?
April is the wettest month in Carnarvon, averaging about 56 mm of rainfall. January is the driest, at roughly 0 mm.
Which is the sunniest month in Carnarvon?
January sees the most sun in Carnarvon, with about 31 days with 6+ hours of sunshine on average - ideal for outdoor plans.
Is Carnarvon a good destination for beach and coastal travel?
Carnarvon is well suited to beach and coastal travel. Its highest Ideal Weather window (January, February, March, October, November, December) aligns with the conditions travelers usually look for in this style of trip.
How is the bestime.to score for Carnarvon calculated?
Each month receives an Ideal Weather score from 0-10 using ERA5 climate normals for Carnarvon: temperature comfort, precipitation, humidity, daylight hours, and days with 6+ hours of sunshine - weighted for beach and coastal travel.

Climate data: Open-Meteo ERA5 historical archive, the five most recent complete years (2021–2025). Scores are monthly averages for that window, not forecasts, and short-window precipitation can differ from longer-term normals. “Sunny days” count days with at least 6 hours of measured sunshine — they are not dry days.

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Curated in Carnarvon

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