The highest day temperature in April 2025 was 57°F. The lowest night temperature was 21°F. The average values for day and night temperatures during April were 42.2°F и 33.0°F respectivly.

The average sea surface temperature in April 2025 for Sydney was 32.6°F. The maximum and minimum values were 30.2°F and 36.0°F respectively.

Most of the days in April are gloomy but you can also expect sunny days.

Precipitation total in April for Sydney is 2.6 in. It makes april one of the most rainy months of the year.

The average wind speed in April is 10.5 mph.

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Sydney in April is 5.0 hours.