Last updated: June 18, 2025
In April, the average temperature in Sydney, Canada hovers around 3°C (37°F). Expect chilly conditions, with a minimum dipping to -8°C (18°F) and a maximum reaching 17°C (62°F). During this period, 140 mm (5.5 in) of precipitation is likely to fall over 14 days, contributing to an average humidity of 87%. Be prepared for a damp and cool atmosphere!
In April in Sydney, the average temperature is 3°C (37°F). Maximum temperatures can reach 17°C (62°F), while minimums can drop as low as -8°C (18°F). This variation in temperature suggests that travelers should pack layers to accommodate both chilly and milder conditions.
In Sydney in April, the precipitation amount is 140 mm (5.5 in) over the course of 14 days.
In Sydney in April, humidity is 87%. With an average temperature of 3°C (37°F), this humidity feels like a damp chill that clings to your skin, making outdoor activities uncomfortable and necessitating proper layers to stay warm while navigating the wet conditions.
In Sydney in April, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Sydney.
UV Risk Categories
Weather in Sydney varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Sydney, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -3°C (27°F) | 113 mm (4.5 inches) | 86% | low |
| February Weather | -4°C (25°F) | 131 mm (5.2 inches) | 87% | moderate |
| March Weather | -2°C (29°F) | 118 mm (4.6 inches) | 87% | moderate |
| April Weather | 3°C (37°F) | 140 mm (5.5 inches) | 87% | high |
| May Weather | 7°C (45°F) | 109 mm (4.3 inches) | 88% | very high |
| June Weather | 13°C (55°F) | 102 mm (4.0 inches) | 89% | very high |
| July Weather | 18°C (64°F) | 93 mm (3.7 inches) | 91% | very high |
| August Weather | 20°C (68°F) | 68 mm (2.7 inches) | 90% | very high |
| September Weather | 16°C (60°F) | 93 mm (3.7 inches) | 86% | high |
| October Weather | 10°C (51°F) | 108 mm (4.2 inches) | 82% | moderate |
| November Weather | 5°C (42°F) | 182 mm (7.2 inches) | 83% | moderate |
| December Weather | 0°C (33°F) | 134 mm (5.3 inches) | 83% | low |