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Karratha Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Karratha.
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Climate overview of Karratha
The climate in Karratha, Western Australia, Australia, sees a moderate range of temperatures across the year, from 34°C (93°F) in March down to 25°C (77°F) in July.
The city has a relatively dry climate, receiving around 345 mm (14 in) of rainfall per year. It does experience a distinct dry season from April to December. February is the wettest month and October the driest.
Karratha Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Karratha - and find the best time to visit.
Monthly Temperature in Karratha
In Karratha, seasonal changes bring about a moderate variation in temperatures. On average, daytime temperatures range from a very warm 34°C (93°F) in March to a comfortable 25°C (77°F) in July.
Nighttime temperatures range from 28°C (82°F) in March to 18°C (64°F) in July.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Karratha
Karratha typically sees modest rainfall throughout the year, with an average annual precipitation of 345 mm (14 in). The seasons in Karratha bring significant changes in precipitation. The wettest month, February, receives moderate rainfall, with an average of 96 mm (3.8 in) of precipitation. This rainfall is distributed across 7 rainy days.
In contrast, the driest month, October, experiences much less rainfall, totaling 0.6 mm (0.02 in) over 0 rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Karratha Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Best Time to Visit Karratha
For comfortable weather, consider visiting Karratha in May, June, July, August and September. Conditions are usually least favourable in March.
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
Jan
mixed
Feb
mixed
Mar
very hot
Apr
very good
May
excellent
Jun
excellent
Jul
excellent
Aug
excellent
Sep
excellent
Oct
very good
Nov
very good
Dec
very good
- Best overall: May, June, July, August and September
- Warmest weather: January, February, March, April and December
- Fewest rainy days: July, September, October and November
- Seasonal pattern: A distinct dry season from April to December
Frequently asked questions about the climate in Karratha
What is the best time to visit Karratha?
May, June, July, August and September typically offer the most optimal weather in Karratha. In contrast, March tends to have less optimal conditions. Karratha has a distinct dry season from April to December.
What temperatures can I expect in Karratha?
Daytime highs range from 25°C (77°F) in July to 34°C (93°F) in March. Nighttime lows range from 18°C (64°F) to 28°C (82°F).
How much rain does Karratha get?
Annual rainfall is around 345 mm (14 in). February is the wettest month with 96 mm (3.8 in), while October is the driest with 0.6 mm (0.02 in).
Karratha 3-Day Forecast
Karratha on the map
Karratha is highlighted - select any city to see its climate.
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