Whyalla weather by month & the best time to visit
🇦🇺 Australia · beach resort · semi-arid climate
The best time to visit Whyalla is January — its sunniest month (Sunshine Score 96/100), with March and October close behind. Whyalla averages about 3,268 hours of sunshine a year. Daytime highs around 32°C / 90°F and roughly 16 mm of rain in January.
Jump to: month-by-month table · sea temperature · nearby alternatives · embed this data
- Sun hours / year
- 3,268
- Sunniest month
- January
- Peak score
- 96/100
- Rain / year
- 264 mm
- Midday UV at peak
- 12 (extreme)
- Sea at warmest
- 24°C / 75°F
- Population
- 21k
- Elevation
- 11 m
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When is the best time to visit Whyalla?
For sunshine, the best time to visit Whyalla is January, then March and October. The dullest month is July (62/100, 26 mm of rain). The full month-by-month picture is in the table below.
How sunny is Whyalla?
Whyalla is one of the sunniest places on Earth: about 3,268 hours of sunshine a year. January (96/100) is noticeably better than July (62). It ranks #47 of 118 destinations in Australia for annual sunshine, above the national median of 3,071 hours. The year's 264 mm of rain spreads fairly evenly across the months, with no pronounced dry season.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV | Sea |
|---|---|---|---|---|---|---|
| January | 96 | 32° / 90°F | 20° / 68°F | 16 mm | 12 | 24° / 75°F |
| February | 95 | 31° / 88°F | 20° / 68°F | 17 mm | 11 | 24° / 75°F |
| March | 96 | 28° / 82°F | 18° / 64°F | 16 mm | 9 | 24° / 75°F |
| April | 94 | 24° / 75°F | 15° / 59°F | 22 mm | 6 | 20° / 68°F |
| May | 94 | 20° / 68°F | 12° / 54°F | 27 mm | 3 | 17° / 63°F |
| June | 69 | 17° / 63°F | 9° / 48°F | 32 mm | 2 | 15° / 59°F |
| July | 62 | 16° / 61°F | 8° / 46°F | 26 mm | 2 | 13° / 55°F |
| August | 70 | 17° / 63°F | 8° / 46°F | 25 mm | 4 | 14° / 57°F |
| September | 93 | 21° / 70°F | 10° / 50°F | 29 mm | 6 | 16° / 61°F |
| October | 96 | 24° / 75°F | 13° / 55°F | 16 mm | 8 | 19° / 66°F |
| November | 95 | 27° / 81°F | 16° / 61°F | 18 mm | 10 | 22° / 72°F |
| December | 95 | 30° / 86°F | 18° / 64°F | 20 mm | 11 | 24° / 75°F |
Sea temperature in Whyalla by month
The sea off Whyalla is warmest in January at around 24°C / 75°F, and coolest in July at 13°C / 55°F. The water sits at a comfortable 21°C or warmer roughly 5 months a year. Month-by-month sea-surface temperatures are in the Sea column of the table above.
See Whyalla on the interactive sunshine globe →
Nearby places for sunshine
- Adelaide Australia · 230 km · best in Jan · 3,118 h sun/yr
- Melbourne Australia · 839 km · best in Jan · 2,583 h sun/yr
- Alice Springs Australia · 1,087 km · best in Aug · 3,770 h sun/yr
- Canberra Australia · 1,102 km · best in Apr · 2,862 h sun/yr
- Sydney (Mascot) Australia · 1,270 km · best in Sep · 2,606 h sun/yr
- Launceston (Western Junction) Australia · 1,273 km · best in Feb · 2,489 h sun/yr
Nearest destinations
- Port Lincoln Australia · 229 km · 2,862 h sun/yr · best in Jan
- Olympic Dam Australia · 293 km · 3,690 h sun/yr · best in May
- Broken Hill Australia · 389 km · 3,559 h sun/yr · best in Mar
- Mount Eba Australia · 417 km · 3,743 h sun/yr · best in Mar
- Mildura Australia · 443 km · 3,287 h sun/yr · best in Mar
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