April weather forecastMount Isa, Australia
April
Weather in April
April, like March, is a hot autumn month in Mount Isa, Australia, with an average temperature fluctuating between 31.8°C (89.2°F) and 18.5°C (65.3°F).Temperature
Mount Isa's average high-temperature in April is a still tropical 31.8°C (89.2°F), indicating a subtle variation from March. Mount Isa's April nights see a large temperature deviation, with temperatures resting at a low of 18.5°C (65.3°F).Humidity
In April, the average relative humidity in Mount Isa, Australia, is 27%.Rainfall
In Mount Isa, Australia, in April, during 2.3 rainfall days, 15mm (0.59") of precipitation is typically accumulated. Throughout the year, in Mount Isa, Australia, there are 50.8 rainfall days, and 469mm (18.46") of precipitation is accumulated.Daylight
In April, the average length of the day is 11h and 37min.On the first day of the month, sunrise is at 6:49 am and sunset at 6:42 pm. On the last day of April, sunrise is at 6:58 am and sunset at 6:19 pm AEST.
Sunshine
January through June, with an average of 9h of sunshine, are months with the least sunshine in Mount Isa.UV index
The average daily maximum UV index in April is 10. A UV Index reading of 8 to 10 represents a very high health risk from exposure to the Sun's UV rays for the average person.Note: The UV index of 10 in April translates into these instructions:
Prioritize protection; rapid damage can occur to unprotected eyes and skin. Stay out of direct sunlight and seek shade between 10 a.m. and 4 p.m., when UV radiation is strongest, but remember that shade devices may not offer full sun protection. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. A sunscreen boasting a minimum SPF of 30 should be generously applied and reapplied even on cloudy days, post swim or outdoor exercise.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Mount Isa, Australia
- Average high temperature in April: 31.8°C
The warmest month (with the highest average high temperature) is December (37.1°C).
The month with the lowest average high temperature is July (24.7°C).
- Average low temperature in April: 18.5°C
The month with the highest average low temperature is January (23.8°C).
The coldest month (with the lowest average low temperature) is July (8.6°C).
Average humidity in April
Mount Isa, Australia
- Average humidity in April: 27%
The month with the highest relative humidity is February (38%).
The months with the lowest relative humidity are September and October (18%).
Average rainfall in April
Mount Isa, Australia
- Average rainfall in April: 15.4mm
The wettest month (with the highest rainfall) is January (118.8mm).
The driest month (with the least rainfall) is August (3.7mm).
Average rainfall days in April
Mount Isa, Australia
- Average rainfall days in April: 2.3 days
The month with the highest number of rainy days is January (10.2 days).
The month with the least rainy days is August (0.9 days).
Average daylight in April /
Average sunshine in April
Mount Isa, Australia
- Average daylight in April: 11h and 36min
The month with the longest days is December (Average daylight: 13h and 24min).
The month with the shortest days is June (Average daylight: 10h and 54min).
- Average sunshine in April: 9h
The months with the most sunshine are July, August, September, October, November and December (Average sunshine: 10h).
The months with the least sunshine are January, February, March, April, May and June (Average sunshine: 9h).
Average UV index in April
Mount Isa, Australia
- Average UV index in April: 10
The months with the highest UV index are January, February, March, October, November and December (UV index 12).
The months with the lowest UV index are June and July (UV index 6).





