Weather in Perth: December
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Average day temperature: | 81.6°F |
| Average night temperature: | 65.4°F | |
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Sea water temperature: | 71.4°F |
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Number of sunny days: | 26 days |
| Day length: | 14.1 - 14.3 hours | |
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Number of rainy days: | 1 day |
| Precipitation totals: | 0.5 in. | |
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forecast
| Perth |
temperature
| Perth |
Air temperature in December, °F
The highest day temperature during December of 2023 was 93°F. At the same time the lowest night temperature was 58°F. Day and night temperature averages during December were 81.2°F and 66.6°F.
Sea water temperature in Perth in December, °F
The average sea water temperature in December of 2023 was 73.5°F. The highest and lowest sea temperatures during the month were 75.4°F and 72.1°F.
Mostly all days in December are sunny but cloudy days are also possible.
Precipitation total in December, in.
Precipitation total value in Perth in December is 0.4 in. Other months of the year show relatively similar values.
The average wind speed value in December is 11.8 mph It makes December most windy month of the year.
This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in December is: 12.2.
Best time for vacation in Perth
Perth on a weather map
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