Carnarvon weather by month & the best time to visit
🇦🇺 Australia · beach resort · hot desert climate
The best time to visit Carnarvon is September — its sunniest month (Sunshine Score 99/100), with October and November close behind. Carnarvon averages about 3,773 hours of sunshine a year. Daytime highs around 24°C / 75°F and roughly 7 mm of rain in September.
Jump to: month-by-month table · sea temperature · nearby alternatives · embed this data
- Sun hours / year
- 3,773
- Sunniest month
- September
- Peak score
- 99/100
- Rain / year
- 202 mm
- Midday UV at peak
- 15 (extreme)
- Sea at warmest
- 28°C / 82°F
- Population
- 5k
- Elevation
- Sea level

When is the best time to visit Carnarvon?
For sunshine, the best time to visit Carnarvon is September, then October and November. The dullest month is February (86/100, 26 mm of rain). The full month-by-month picture is in the table below.
How sunny is Carnarvon?
Carnarvon is one of the sunniest places on Earth: about 3,773 hours of sunshine a year. Conditions barely change through the year — only 13 Sunshine Score points separate September from February. It ranks #6 of 118 destinations in Australia for annual sunshine, above the national median of 3,071 hours. Rain has a clear season: the wettest stretch, around June, carries about 44% of the annual 202 mm.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV | Sea |
|---|---|---|---|---|---|---|
| January | 97 | 32° / 90°F | 23° / 73°F | 17 mm | 15 | 26° / 79°F |
| February | 86 | 33° / 91°F | 24° / 75°F | 26 mm | 14 | 28° / 82°F |
| March | 97 | 32° / 90°F | 23° / 73°F | 17 mm | 12 | 27° / 81°F |
| April | 98 | 30° / 86°F | 21° / 70°F | 11 mm | 9 | 25° / 77°F |
| May | 97 | 26° / 79°F | 18° / 64°F | 18 mm | 6 | 23° / 73°F |
| June | 92 | 23° / 73°F | 15° / 59°F | 42 mm | 5 | 21° / 70°F |
| July | 95 | 22° / 72°F | 14° / 57°F | 29 mm | 5 | 19° / 66°F |
| August | 97 | 23° / 73°F | 14° / 57°F | 14 mm | 7 | 20° / 68°F |
| September | 99 | 24° / 75°F | 16° / 61°F | 7 mm | 9 | 21° / 70°F |
| October | 99 | 26° / 79°F | 18° / 64°F | 3 mm | 11 | 22° / 72°F |
| November | 99 | 28° / 82°F | 19° / 66°F | 4 mm | 12 | 24° / 75°F |
| December | 97 | 30° / 86°F | 21° / 70°F | 14 mm | 14 | 27° / 81°F |
Sea temperature in Carnarvon by month
The sea off Carnarvon is warmest in February at around 28°C / 82°F, and coolest in July at 19°C / 66°F. The water sits at a comfortable 21°C or warmer roughly 10 months a year. Month-by-month sea-surface temperatures are in the Sea column of the table above.
See Carnarvon on the interactive sunshine globe →
Nearby places for sunshine
- Karratha Australia · 563 km · best in Aug · 3,645 h sun/yr
- Newman Australia · 644 km · best in Aug · 3,765 h sun/yr
- Port Hedland Australia · 714 km · best in Aug · 3,669 h sun/yr
- Perth Australia · 816 km · best in Mar · 3,335 h sun/yr
- Kalgoorlie Australia · 1,009 km · best in Apr · 3,498 h sun/yr
- Broome Australia · 1,174 km · best in Aug · 3,549 h sun/yr
Nearest destinations
- Denham Australia · 113 km · 3,765 h sun/yr · best in Oct
- Exmouth Australia · 298 km · 3,807 h sun/yr · best in Sep
- Kalbarri Australia · 318 km · 3,679 h sun/yr · best in Nov
- Geraldton Australia · 447 km · 3,551 h sun/yr · best in Dec
- Paraburdoo Australia · 456 km · 3,808 h sun/yr · best in Sep
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