Gladstone Weather in May
What's the weather like in Gladstone (Queensland) in May 2026?
The climate in Gladstone during May can be summarized as warm and reasonably dry.
May is in the fall / autumn in Gladstone and is typically the 4th coldest month of the year. Daytime maximum temperatures average around a comfortable 26°C (79°F), whilst at night 15°C (59°F) is normal.
| Daytime temperature | 26.3°C 79.3°F |
|---|---|
| Nightly temperature | 15.1°C 59.2°F |
| Average temperature | 20.7°C 69.3°F |
| Daily sunshine | 7.6 hrs |
| Avg rainfall | 63 mm 2.5 ins |
| Rainy days | 9 days |
| Sea temperature | 24.4°C 75.8°F |
| Humidity | 62% |
| Windspeed | 16.2kph 10 mph |
On average May is the 6th wettest month of the year in Gladstone with around 63mm 2.5 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 9 days, although this may vary considerably.
On the flip side this corresponds to an average of 7.6 hours of sunshine per day.
May temperatures in Gladstone
May rainfall
May hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Gladstone in May 2025.
Other monthly averages
Gladstone weather stats
| Hottest month: | January | 31.2°C 88.2°F |
|---|---|---|
| Driest month: | September | 23mm 0.9ins |
| Sunniest month: | August | 9.2hrs |
| Coldest month: | July | 23.3°C 73.9°F |
| Wettest month: | January | 159mm 6.3ins |
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