Gladstone weather by month & the best time to visit
Australia · beach resort · humid subtropical climate
The best time to visit Gladstone is May — its sunniest month (Sunshine Score 93/100), with July and September close behind. Gladstone averages about 3,113 hours of sunshine a year. Daytime highs around 25°C / 77°F and roughly 27 mm of rain in May.
When is the best time to visit Gladstone?
For sunshine, the best time to visit Gladstone is May, then July and September. The dullest month is February (70/100, 162 mm of rain). The full month-by-month picture is in the table below.
How sunny is Gladstone?
Gladstone is one of the sunniest places on Earth: about 3,113 hours of sunshine a year. May (93/100) is noticeably better than February (70). It ranks #58 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 January, carries about 50% of the annual 840 mm.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV | Sea |
|---|---|---|---|---|---|---|
| January | 73 | 31° / 88°F | 23° / 73°F | 135 mm | 13 | 28° / 82°F |
| February | 70 | 30° / 86°F | 23° / 73°F | 162 mm | 12 | 28° / 82°F |
| March | 76 | 29° / 84°F | 22° / 72°F | 116 mm | 10 | 28° / 82°F |
| April | 90 | 28° / 82°F | 19° / 66°F | 39 mm | 8 | 26° / 79°F |
| May | 93 | 25° / 77°F | 16° / 61°F | 27 mm | 6 | 22° / 72°F |
| June | 89 | 23° / 73°F | 14° / 57°F | 44 mm | 5 | 21° / 70°F |
| July | 93 | 23° / 73°F | 12° / 54°F | 27 mm | 5 | 20° / 68°F |
| August | 92 | 24° / 75°F | 13° / 55°F | 30 mm | 7 | 20° / 68°F |
| September | 93 | 26° / 79°F | 16° / 61°F | 26 mm | 9 | 22° / 72°F |
| October | 87 | 28° / 82°F | 18° / 64°F | 55 mm | 10 | 24° / 75°F |
| November | 87 | 30° / 86°F | 20° / 68°F | 59 mm | 11 | 26° / 79°F |
| December | 76 | 31° / 88°F | 22° / 72°F | 120 mm | 12 | 28° / 82°F |
Sea temperature in Gladstone by month
The sea off Gladstone is warmest in January at around 28°C / 82°F, and coolest in July at 20°C / 68°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.
Nearest destinations
Gladstone: questions and answers
What kind of destination is Gladstone?
Gladstone is a beach resort in Australia with a humid subtropical climate — the sea reaches 28°C at its warmest and is swimmable (21°C+) about 10 months a year.
How many hours of sunshine does Gladstone get a year?
Gladstone gets about 3,113 hours of sunshine a year, at its best around May.
When is the best time to visit Gladstone?
The sunniest time to visit Gladstone is May, when the Sunshine Score peaks at 93/100 (with July and September close behind). Expect daytime highs around 25°C / 77°F.
What is the least sunny month in Gladstone?
February is the least sunny month in Gladstone, scoring 70/100 with about 162 mm of rain.
What is the sea temperature in Gladstone?
The sea in Gladstone ranges from about 20°C (July) to 28°C (January). Month-by-month sea temperatures are on this page.
How strong is the sun in Gladstone?
The typical midday UV index in Gladstone peaks around 13 (extreme) in January, easing to about 5 (moderate) in June. Month-by-month midday UV values are in the UV column of the table on this page.
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