Climate and monthly weather forecastRoleystone, Australia
Climate and monthly weather forecast
Weather in January
January in Roleystone, Australia, is a hot summer month, with an average temperature fluctuating between 31.2°C (88.2°F) and 18.3°C (64.9°F). The warmest months are January and February, with an average high-temperature of 31.2°C (88.2°F). For most parts of January, the heat index is calculated to be a tropical 33°C (91.4°F). Weather in January »Weather in February
February, the last month of the summer in Roleystone, is another tropical month, with an average temperature ranging between min 18.8°C (65.8°F) and max 31.2°C (88.2°F). January and February mark Roleystone's peak of temperatures, averaging a high-temperature of 31.2°C (88.2°F). The average heat index in February is calculated to be a hot 33°C (91.4°F). Weather in February »Weather in March
March, the first month of the autumn in Roleystone, is also a moderately hot month, with an average temperature ranging between min 17.2°C (63°F) and max 28.6°C (83.5°F). March brings an average high-temperature of a warm 28.6°C (83.5°F), nearly identical to the preceding month. Weather in March »Weather in April
April, like March, in Roleystone, Australia, is a moderately hot autumn month, with an average temperature fluctuating between 15.1°C (59.2°F) and 25°C (77°F). The arrival of April corresponds with a minor reduction in the average high-temperature, down from March's 28.6°C (83.5°F) to a still moderately hot 25°C (77°F). Weather in April »Weather in May
The last month of the autumn, May, is also an agreeable month in Roleystone, Australia, with an average temperature ranging between max 20.8°C (69.4°F) and min 12.3°C (54.1°F). The start of May signals a gentle decrease in the average high-temperature, transitioning from a moderately hot 25°C (77°F) in April to an agreeable 20.8°C (69.4°F). Weather in May »Weather in June
June, the first month of the winter in Roleystone, is still a refreshing month, with an average temperature varying between 10.8°C (51.4°F) and 18.2°C (64.8°F). At the start of June, Roleystone's average high-temperature reaches a refreshing 18.2°C (64.8°F), subtly different from the preceding month. Weather in June »Weather in July
July, the same as June, is another refreshing winter month in Roleystone, Australia, with an average temperature ranging between max 16.7°C (62.1°F) and min 9.7°C (49.5°F). July, with average temperatures reaching a high of 16.7°C (62.1°F) and a low of 9.7°C (49.5°F), is the coldest month. Weather in July »Weather in August
August, the last month of the winter in Roleystone, is another refreshing month, with an average temperature fluctuating between 17.5°C (63.5°F) and 9.7°C (49.5°F). Roleystone's August reports an average high-temperature of a still enjoyable 17.5°C (63.5°F), exhibiting a minor difference from July. Weather in August »Weather in September
September, the first month of the spring in Roleystone, is still a comfortable month, with an average temperature varying between 9.7°C (49.5°F) and 19°C (66.2°F). The arrival of September marks a slight shift to an average high-temperature of a still refreshing 19°C (66.2°F) from August's 17.5°C (63.5°F). Weather in September »Weather in October
October is an agreeable spring month in Roleystone, Australia, with an average temperature ranging between max 22.5°C (72.5°F) and min 12°C (53.6°F). October's arrival coincides with a marginal rise in the average high-temperature, moving from September's refreshing 19°C (66.2°F) to a pleasant 22.5°C (72.5°F). Weather in October »Weather in November
The last month of the spring, November, is a moderately hot month in Roleystone, Australia, with an average temperature fluctuating between 14.4°C (57.9°F) and 26.4°C (79.5°F). November's arrival sees a mild rise in the average high-temperature, transitioning from October's agreeable 22.5°C (72.5°F) to a warm 26.4°C (79.5°F). Weather in November »Weather in December
December, the first month of the summer in Roleystone, is still a warm month, with an average temperature ranging between max 29.4°C (84.9°F) and min 16.9°C (62.4°F). December witnesses a subtle temperature ascent, adjusting from a moderately hot 26.4°C (79.5°F) in November to a still warm 29.4°C (84.9°F). 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
The yearly peak temperatures occur in January and February, averaging a high-temperature of 31.2°C (88.2°F).
January is the least humid month in Roleystone, with an average relative humidity of 50%.
In Roleystone, during the entire year, the rain falls for 110 days and collects up to 355mm (13.98") of precipitation.
The months with the most sunshine are January and December, with an average of 11.5h of sunshine.
January through March and December, with an average maximum UV index of 6, are months with the highest UV index.
The months with the least rainfall are March and December Rain falls for 7.2 days and accumulates 9mm (0.35") of rain.
May through August, with an average maximum UV index of 4, are months with the lowest UV index in Roleystone, Australia.
The month with the most rainfall is June, when the rain falls for 11.5 days and typically aggregates up to 66mm (2.6") of precipitation.
The month with the shortest days in Roleystone, Australia, is June, with an average of 10h and 6min of daylight.
In Roleystone, Australia, the lowest temperatures are generally noted in July, averaging a high of 16.7°C (62.1°F) and a low of 9.7°C (49.5°F).
The months with the highest humidity are July and August, with an average relative humidity of 75%.
The month with the least sunshine is August, with an average of 5.5h of sunshine.
With an average of 14h and 12min of daylight, December has the longest days of the year in Roleystone, Australia.
Roleystone does not observe Daylight Saving Time (DST). AWST timezone is used over the entire year.
Average temperature
Roleystone, Australia
The warmest months (with the highest average high temperature) are January and February (31.2°C).
The month with the lowest average high temperature is July (16.7°C).
The month with the highest average low temperature is February (18.8°C).
The coldest months (with the lowest average low temperature) are July, August and September (9.7°C).
Average pressure
Roleystone, Australia
- Average pressure in January:
1011.4mbar - Average pressure in February:
1012.7mbar - Average pressure in March:
1015.6mbar - Average pressure in April:
1017.9mbar - Average pressure in May:
1019.9mbar - Average pressure in June:
1020.3mbar
- Average pressure in July:
1020.6mbar - Average pressure in August:
1019.4mbar - Average pressure in September:
1019.1mbar - Average pressure in October:
1017.4mbar - Average pressure in November:
1014.4mbar - Average pressure in December:
1012.5mbar
The month with the highest atmospheric pressure is July (1020.6mbar).
The month with the lowest atmospheric pressure is January (1011.4mbar).
Average wind speed
Roleystone, Australia
- Average wind speed in January:
14km/h - Average wind speed in February:
14.1km/h - Average wind speed in March:
13.3km/h - Average wind speed in April:
11.6km/h - Average wind speed in May:
11.4km/h - Average wind speed in June:
11.7km/h
- Average wind speed in July:
11.7km/h - Average wind speed in August:
11.8km/h - Average wind speed in September:
12.4km/h - Average wind speed in October:
12.7km/h - Average wind speed in November:
13.5km/h - Average wind speed in December:
13.6km/h
The windiest month (with the highest average wind speed) is February (14.1km/h).
The calmest month (with the lowest average wind speed) is May (11.4km/h).
Average humidity
Roleystone, Australia
The months with the highest relative humidity are July and August (75%).
The month with the lowest relative humidity is January (50%).
Average rainfall
Roleystone, Australia
The wettest month (with the highest rainfall) is June (66mm).
The driest months (with the least rainfall) are March and December (9mm).
Average rainfall days
Roleystone, Australia
- Average rainfall days in January:
4.9 days - Average rainfall days in February:
4.3 days - Average rainfall days in March:
7.2 days - Average rainfall days in April:
8.6 days - Average rainfall days in May:
9.2 days - Average rainfall days in June:
11.5 days
- Average rainfall days in July:
15.8 days - Average rainfall days in August:
15 days - Average rainfall days in September:
12.6 days - Average rainfall days in October:
9.4 days - Average rainfall days in November:
6.5 days - Average rainfall days in December:
5 days
The month with the highest number of rainy days is July (15.8 days).
The month with the least rainy days is February (4.3 days).
Average daylight / Average sunshine
Roleystone, Australia
- Average daylight in January:
14h and 0min - Average daylight in February:
13h and 12min - Average daylight in March:
12h and 18min - Average daylight in April:
11h and 18min - Average daylight in May:
10h and 30min - Average daylight in June:
10h and 6min
- Average daylight in July:
10h and 18min - Average daylight in August:
11h and 0min - Average daylight in September:
11h and 54min - Average daylight in October:
12h and 54min - Average daylight in November:
13h and 48min - Average daylight in December:
14h and 12min
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 January:
11h and 30min - Average sunshine in February:
11h and 6min - Average sunshine in March:
9h and 6min - Average sunshine in April:
7h and 12min - Average sunshine in May:
6h and 24min - Average sunshine in June:
6h and 0min
- Average sunshine in July:
5h and 42min - Average sunshine in August:
5h and 30min - Average sunshine in September:
7h and 48min - Average sunshine in October:
10h and 6min - Average sunshine in November:
11h and 0min - Average sunshine in December:
11h and 30min
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 30min).
Average sunshine days
Roleystone, Australia
- Average sunshine days in January:
24.4 days - Average sunshine days in February:
21.9 days - Average sunshine days in March:
23.6 days - Average sunshine days in April:
20.4 days - Average sunshine days in May:
20.1 days - Average sunshine days in June:
16.7 days
- Average sunshine days in July:
13.3 days - Average sunshine days in August:
13.4 days - Average sunshine days in September:
15.1 days - Average sunshine days in October:
19.8 days - Average sunshine days in November:
21.7 days - Average sunshine days in December:
24.7 days
The month with the most sunshine days is December (24.7 days).
The month with the least sunshine days is July (13.3 days).
Average UV index
Roleystone, Australia
The months with the highest UV index are January, February, March and December (UV index 6).
The months with the lowest UV index are May, June, July and August (UV index 4).
Average cloud cover
Roleystone, Australia
The month with the most cloud cover is July (Cloud cover 41).
The month with the least cloud cover is January (Cloud cover 13).
Average visibility
Roleystone, Australia
The months with the highest visibility are January, February, March, April, May, June, November and December (10km).
The months with the lowest visibility are July, August, September and October (9km).
