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Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Climate and monthly weather forecast
Weather in January
January, like December, is a hot summer month in Onslow, Australia, with an average temperature ranging between max 33.1°C (91.6°F) and min 27.8°C (82°F). With the advent of January, Onslow experiences an average high-temperature of a still tropical 33.1°C (91.6°F), mirroring a close resemblance to the previous month. Weather in January »
Weather in February
The last month of the summer, February, is also a hot month in Onslow, Australia, with temperature in the range of an average low of 28.3°C (82.9°F) and an average high of 33.3°C (91.9°F). Onslow ushers in February with an average high-temperature of a still tropical 33.3°C (91.9°F), showing a close resemblance to the previous month. Weather in February »
Weather in March
The first month of the autumn, March, is still a tropical month in Onslow, Australia, with an average temperature fluctuating between 33.7°C (92.7°F) and 28.4°C (83.1°F). March brings the highest temperatures, with an average high of 33.7°C (92.7°F) and an average low of 28.4°C (83.1°F). The heat index in March is calculated to be a blisteringly hot 40°C (104°F). Weather in March »
Weather in April
April, like March, is a hot autumn month in Onslow, Australia, with an average temperature fluctuating between 32.1°C (89.8°F) and 26.8°C (80.2°F). The advent of April sees the average high-temperature at a still hot 32.1°C (89.8°F), subtly shifted from March's 33.7°C (92.7°F). Weather in April »
Weather in May
The last month of the autumn, May, is another warm month in Onslow, Australia, with temperature in the range of an average low of 23.2°C (73.8°F) and an average high of 28.5°C (83.3°F). As May commences, the average high-temperature subtly reduces, transitioning from a hot 32.1°C (89.8°F) in April to a moderately hot 28.5°C (83.3°F). Weather in May »
Weather in June
The first month of the winter, June, is also a moderately hot month in Onslow, Australia, with an average temperature varying between 20.9°C (69.6°F) and 25.6°C (78.1°F). June brings an average high-temperature of a still moderately hot 25.6°C (78.1°F), showing a slight difference from May's 28.5°C (83.3°F). Weather in June »
Weather in July
July, the same as June, is a moderately hot winter month in Onslow, Australia, with an average temperature ranging between min 19.4°C (66.9°F) and max 24.8°C (76.6°F). The coldest period tends to be July, when average temperatures fluctuate between a high of 24.8°C (76.6°F) and a low of 19.4°C (66.9°F). Weather in July »
Weather in August
August, the last month of the winter in Onslow, is also a moderately hot month, with an average temperature fluctuating between 19.8°C (67.6°F) and 25.7°C (78.3°F). The arrival of August brings an average high-temperature of a still warm 25.7°C (78.3°F), subtly diverging from July's 24.8°C (76.6°F). Weather in August »
Weather in September
The first month of the spring, September, is still a warm month in Onslow, Australia, with an average temperature varying between 20.4°C (68.7°F) and 27°C (80.6°F). The average high-temperature is a still warm 27°C (80.6°F) in September, hardly different from the 25.7°C (78.3°F) recorded in August. Weather in September »
Weather in October
October is a hot spring month in Onslow, Australia, with an average temperature fluctuating between 22.5°C (72.5°F) and 30°C (86°F). Onslow's transition into October sees a mild rise in the average high-temperature, edging from a moderately hot 27°C (80.6°F) in September to a tropical 30°C (86°F). Weather in October »
Weather in November
November, the last month of the spring in Onslow, is another hot month, with an average temperature ranging between max 30.9°C (87.6°F) and min 23.8°C (74.8°F). Onslow records an average high-temperature of a still hot 30.9°C (87.6°F) as November arrives, nearly mirroring the previous month's climate. Weather in November »
Weather in December
December, the first month of the summer in Onslow, is still a hot month, with temperature in the range of an average high of 32.3°C (90.1°F) and an average low of 26°C (78.8°F). At the start of December, Onslow's average high-temperature reaches a still hot 32.3°C (90.1°F), subtly different from the preceding month. Weather in December »
Updated: Jan 26, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the most humid month in Onslow?
January is the most humid month, with an average relative humidity of 61%.
What is the wettest month in Onslow?
The month with the most rainfall in Onslow, Australia, is January, when the rain falls for 9.1 days and typically aggregates up to 28mm (1.1") of precipitation.
How much does it rain in Onslow?
Throughout the year, in Onslow, Australia, there are 45.1 rainfall days, and 141mm (5.55") of precipitation is accumulated.
What is the month with the highest UV index in Onslow?
February is the month with the highest UV index in Onslow, Australia, with an average maximum UV index of 8.
What part of the year is the hottest in Onslow?
In Onslow, March is the month with the highest recorded average temperatures, measuring a high of 33.7°C (92.7°F) and a low of 28.4°C (83.1°F).
What are the least humid months in Onslow?
May and July, with an average relative humidity of 49%, are the least humid months in Onslow, Australia.
When is the lowest UV index in Onslow?
May through September, with an average maximum UV index of 6, are months with the lowest UV index in Onslow.
What is the month with the shortest days in Onslow?
June has the shortest days of the year, with an average of 10h and 48min of daylight.
What is the month with the least sunshine in Onslow?
June has the least sunshine of the year in Onslow, with an average of 7.1h of sunshine.
What is the coldest month in Onslow?
Onslow's July weather, with an average high temperature of 24.8°C (76.6°F) and an average low temperature of 19.4°C (66.9°F), tends to be the coldest of the year.
What is the driest month in Onslow?
The months with the least rainfall in Onslow are September and October Rain falls for 0.7 days and accumulates 1mm (0.04") of rain.
What month has the most sunshine in Onslow?
With an average of 12.1h of sunshine, November has the most sunshine of the year.
When are the longest days in Onslow?
With an average of 13h and 24min of daylight, December has the longest days of the year in Onslow.
Is there Daylight Saving Time (DST) in Onslow?
Onslow, Australia, does not utilize Daylight Saving Time (DST). AWST timezone is used over the entire year.
Average temperature
Onslow, Australia
The warmest month (with the highest average high temperature) is March (33.7°C).
The month with the lowest average high temperature is July (24.8°C).
The month with the highest average low temperature is March (28.4°C).
The coldest month (with the lowest average low temperature) is July (19.4°C).
Average pressure
Onslow, Australia
- Average pressure in January:
1005.2mbar - Average pressure in February:
1006.5mbar - Average pressure in March:
1008.9mbar - Average pressure in April:
1012.3mbar - Average pressure in May:
1015mbar - Average pressure in June:
1016.7mbar
- Average pressure in July:
1017.4mbar - Average pressure in August:
1016.7mbar - Average pressure in September:
1015.2mbar - Average pressure in October:
1012.6mbar - Average pressure in November:
1009.7mbar - Average pressure in December:
1006.8mbar
The month with the highest atmospheric pressure is July (1017.4mbar).
The month with the lowest atmospheric pressure is January (1005.2mbar).
Average wind speed
Onslow, Australia
- Average wind speed in January:
22km/h - Average wind speed in February:
20.4km/h - Average wind speed in March:
18.8km/h - Average wind speed in April:
16.9km/h - Average wind speed in May:
17.8km/h - Average wind speed in June:
18.8km/h
- Average wind speed in July:
18.3km/h - Average wind speed in August:
18.4km/h - Average wind speed in September:
21km/h - Average wind speed in October:
22.4km/h - Average wind speed in November:
23.2km/h - Average wind speed in December:
22.3km/h
The windiest month (with the highest average wind speed) is November (23.2km/h).
The calmest month (with the lowest average wind speed) is April (16.9km/h).
Average humidity
Onslow, Australia
The month with the highest relative humidity is January (61%).
The months with the lowest relative humidity are May and July (49%).
Average rainfall
Onslow, Australia
The wettest month (with the highest rainfall) is January (28mm).
The driest months (with the least rainfall) are September and October (1mm).
Average rainfall days
Onslow, Australia
- Average rainfall days in January:
9.1 days - Average rainfall days in February:
6.2 days - Average rainfall days in March:
6.7 days - Average rainfall days in April:
4.2 days - Average rainfall days in May:
3.9 days - Average rainfall days in June:
4.9 days
- Average rainfall days in July:
2.5 days - Average rainfall days in August:
1.3 days - Average rainfall days in September:
0.7 days - Average rainfall days in October:
0.9 days - Average rainfall days in November:
0.7 days - Average rainfall days in December:
4 days
The month with the highest number of rainy days is January (9.1 days).
The months with the least rainy days are September and November (0.7 days).
Average daylight / Average sunshine
Onslow, Australia
- Average daylight in January:
13h and 2min - Average daylight in February:
12h and 5min - Average daylight in March:
12h and 1min - Average daylight in April:
11h and 4min - Average daylight in May:
11h and 1min - Average daylight in June:
10h and 5min
- Average daylight in July:
11h and 0min - Average daylight in August:
11h and 2min - Average daylight in September:
12h and 0min - Average daylight in October:
12h and 4min - Average daylight in November:
13h and 1min - Average daylight in December:
13h and 2min
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 48min).
- Average sunshine in January:
11h and 3min - Average sunshine in February:
9h and 4min - Average sunshine in March:
9h and 4min - Average sunshine in April:
9h and 1min - Average sunshine in May:
7h and 2min - Average sunshine in June:
7h and 1min
- Average sunshine in July:
7h and 2min - Average sunshine in August:
9h and 4min - Average sunshine in September:
9h and 5min - Average sunshine in October:
12h and 0min - Average sunshine in November:
12h and 1min - Average sunshine in December:
11h and 5min
The month with the most sunshine is November (Average sunshine: 12h and 6min).
The month with the least sunshine is June (Average sunshine: 7h and 6min).
Average sunshine days
Onslow, Australia
- Average sunshine days in January:
20.1 days - Average sunshine days in February:
20.5 days - Average sunshine days in March:
22.9 days - Average sunshine days in April:
25.4 days - Average sunshine days in May:
26.7 days - Average sunshine days in June:
24.4 days
- Average sunshine days in July:
28.3 days - Average sunshine days in August:
29.2 days - Average sunshine days in September:
29.2 days - Average sunshine days in October:
29.6 days - Average sunshine days in November:
28.1 days - Average sunshine days in December:
26.1 days
The month with the most sunshine days is October (29.6 days).
The month with the least sunshine days is January (20.1 days).
Average UV index
Onslow, Australia
The month with the highest UV index is February (UV index 8).
The months with the lowest UV index are May, June, July, August and September (UV index 6).
Average cloud cover
Onslow, Australia
The months with the most cloud cover are January and June (Cloud cover 18).
The month with the least cloud cover is September (Cloud cover 4).
Average visibility
Onslow, Australia
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
