Contents
- Weather in April
- Frequently asked questions
- Average temperature in April
- Average pressure in April
- Average wind speed in April
- Average humidity in April
- Average rainfall in April
- Average rainfall days in April
- Average daylight in April
- Average sunshine in April
- Average sunshine days in April
- Average UV index in April
- Average cloud cover in April
- Average visibility in April
April
Weather in April
Temperature
The arrival of April corresponds with a minor reduction in the average high-temperature, down from March's 29.1°C (84.4°F) to a still warm 25.5°C (77.9°F). Upper Swan observes an average low-temperature of 15°C (59°F) during April nights.Humidity
In Upper Swan, Australia, the average relative humidity in April is 59%.Rainfall
In Upper Swan, during April, the rain falls for 8.2 days and regularly aggregates up to 15mm (0.59") of precipitation. Throughout the year, there are 100 rainfall days, and 290mm (11.42") of precipitation is accumulated.Daylight
The average length of the day in April in Upper Swan is 11h and 19min.On the first day of April, sunrise is at 6:27 am and sunset at 6:11 pm. On the last day of the month, sunrise is at 6:46 am and sunset at 5:39 pm AWST.
Sunshine
In April, the average sunshine in Upper Swan is 7.4h.UV index
The average daily maximum UV index in April is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: A maximum UV index of 5 in April translates into the following recommendations:
Take necessary precautions - Protection from skin and eye injury is mandatory. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in April in Upper Swan?
What is the average humidity in April in Upper Swan?
How much does it rain in Upper Swan in April?
How many hours of daylight does Upper Swan have in April?
When are sunrise and sunset in April in Upper Swan?
How many hours of sunshine does Upper Swan have in April?
How high is the UV index in April in Upper Swan?
Average temperature in April
Upper Swan, Australia
- Average high temperature in April: 25.5°C
The warmest month (with the highest average high temperature) is February (32°C).
The month with the lowest average high temperature is July (16.8°C).
- Average low temperature in April: 15°C
The month with the highest average low temperature is February (18.9°C).
The coldest month (with the lowest average low temperature) is August (8.5°C).
Average pressure in April
Upper Swan, Australia
- Average pressure in April: 1017.7mbar
The month with the highest atmospheric pressure is July (1020.7mbar).
The month with the lowest atmospheric pressure is January (1011mbar).
Average wind speed in April
Upper Swan, Australia
- Average wind speed in April: 10.1km/h
The windiest months (with the highest average wind speed) are January and February (12.6km/h).
The calmest months (with the lowest average wind speed) are May and July (10km/h).
Average humidity in April
Upper Swan, Australia
- Average humidity in April: 59%
The months with the highest relative humidity are July and August (78%).
The month with the lowest relative humidity is January (49%).
Average rainfall in April
Upper Swan, Australia
- Average rainfall in April: 15mm
The wettest month (with the highest rainfall) is June (51mm).
The driest months (with the least rainfall) are March and December (9mm).
Average rainfall days in April
Upper Swan, Australia
- Average rainfall days in April: 8.2 days
The month with the highest number of rainy days is July (13.5 days).
The month with the least rainy days is February (4.8 days).
Average daylight in April /
Average sunshine in April
Upper Swan, Australia
- Average daylight in April: 11h and 2min
The month with the longest days is December (Average daylight: 14h and 12min).
The month with the shortest days is June (Average daylight: 10h and 6min).
- Average sunshine in April: 7h and 2min
The months with the most sunshine are January and December (Average sunshine: 11h and 30min).
The month with the least sunshine is August (Average sunshine: 5h and 42min).
Average sunshine days in April
Upper Swan, Australia
- Average sunshine days in April: 20.9 days
The month with the most sunshine days is December (24.5 days).
The month with the least sunshine days is July (15.1 days).
Average UV index in April
Upper Swan, Australia
- Average UV index in April: 5
The month with the highest UV index is February (UV index 7).
The months with the lowest UV index are May, June, July and August (UV index 4).
Average cloud cover in April
Upper Swan, Australia
- Average cloud cover in April: 27
The months with the most cloud cover are July and August (Cloud cover 41).
The month with the least cloud cover is January (Cloud cover 14).
Average visibility in April
Upper Swan, Australia
- Average visibility in April: 10km
The months with the highest visibility are January, February, March, April, November and December (10km).
The months with the lowest visibility are May, June, July, August, September and October (9km).
