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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
Weather in January
January, the same as December, is another warm summer month in Castle Hill, Australia, with an average temperature fluctuating between 18.8°C (65.8°F) and 29.2°C (84.6°F). January, noted for its average high-temperature of 29.2°C (84.6°F) and an average low-temperature of 18.8°C (65.8°F), is considered the warmest month. In January, the heat index is evaluated at a tropical 33°C (91.4°F). Weather in January »
Weather in February
The last month of the summer, February, is another warm month in Castle Hill, Australia, with an average temperature fluctuating between 27.5°C (81.5°F) and 18.3°C (64.9°F). The transition from January to February sees an average high-temperature of a still moderately hot 27.5°C (81.5°F), indicating a minor variance from the prior month. Weather in February »
Weather in March
The first month of the autumn, March, is also a moderately hot month in Castle Hill, Australia, with an average temperature ranging between min 17.3°C (63.1°F) and max 26°C (78.8°F). Castle Hill marks the start of March with an average high-temperature of a still moderately hot 26°C (78.8°F), hinting at a slight fluctuation from February's 27.5°C (81.5°F). Weather in March »
Weather in April
April, the same as March, is another warm autumn month in Castle Hill, Australia, with temperature in the range of an average high of 23.2°C (73.8°F) and an average low of 14.6°C (58.3°F). The transition from March to April brings an average high-temperature of a still moderately hot 23.2°C (73.8°F), barely different from March's 26°C (78.8°F). Weather in April »
Weather in May
The last month of the autumn, May, is another comfortable month in Castle Hill, Australia, with an average temperature varying between 10.9°C (51.6°F) and 19.9°C (67.8°F). With the commencement of May, Castle Hill records a moderate temperature decline, with the average high easing from April's moderately hot 23.2°C (73.8°F) to a comfortable 19.9°C (67.8°F). Weather in May »
Weather in June
June, the first month of the winter in Castle Hill, is also an enjoyable month, with an average temperature fluctuating between 16.8°C (62.2°F) and 9.3°C (48.7°F). June, with its average high-temperature of 16.8°C (62.2°F) and an average low-temperature of 9.3°C (48.7°F), holds the record as the coldest month. Weather in June »
Weather in July
July, like June, in Castle Hill, Australia, is another refreshing winter month, with an average temperature ranging between min 8.1°C (46.6°F) and max 16.9°C (62.4°F). Castle Hill's average high-temperature in July sits at a still comfortable 16.9°C (62.4°F), showing little difference from the previous month. Weather in July »
Weather in August
August, the last month of the winter in Castle Hill, is another comfortable month, with temperature in the range of an average low of 8.3°C (46.9°F) and an average high of 18.3°C (64.9°F). The transition from July to August sees average high-temperatures adjusting to a still enjoyable 18.3°C (64.9°F), from a not significantly different 16.9°C (62.4°F). Weather in August »
Weather in September
September, the first month of the spring in Castle Hill, is an agreeable month, with an average temperature varying between 21.6°C (70.9°F) and 10.6°C (51.1°F). A soft shift in the average high-temperature is noticeable in September, transitioning from a refreshing 18.3°C (64.9°F) in August to an agreeable 21.6°C (70.9°F). Weather in September »
Weather in October
October is a warm spring month in Castle Hill, Australia, with an average temperature ranging between max 24.1°C (75.4°F) and min 13°C (55.4°F). As Castle Hill steps into October, the average high-temperature is measured at a moderately hot 24.1°C (75.4°F), displaying minor differences from September's 21.6°C (70.9°F). Weather in October »
Weather in November
November, the last month of the spring in Castle Hill, is another warm month, with an average temperature varying between 15.5°C (59.9°F) and 26.1°C (79°F). The onset of November manifests an average high-temperature of a still warm 26.1°C (79°F), demonstrating a minor variation from the preceding month. Weather in November »
Weather in December
The first month of the summer, December, is also a moderately hot month in Castle Hill, Australia, with an average temperature varying between 27.7°C (81.9°F) and 17.1°C (62.8°F). Castle Hill's average high-temperature marks a still warm 27.7°C (81.9°F) with the advent of December, closely mirroring that of the preceding month. Weather in December »
[Resources]Frequently asked questions
What part of the year is the hottest in Castle Hill?
In Castle Hill, January is the warmest month, with temperatures averaging a high of 29.2°C (84.6°F) and a low of 18.8°C (65.8°F).
How many days does it rain in Castle Hill?
In Castle Hill, Australia, during the entire year, the rain falls for 149.1 days and collects up to 546mm (21.5") of precipitation.
What are the months with the highest UV index in Castle Hill?
January, February, November and December, with an average maximum UV index of 6, are months with the highest UV index.
What is the rainiest month in Castle Hill?
February is the month with the most rainfall. Rain falls for 15.2 days and accumulates 87mm (3.43") of precipitation.
When is Daylight Saving Time (DST) in Castle Hill?
On Sunday, 07. April 2024, at 3:00 am, Daylight Saving Time ends in Castle Hill, and the time zone changes from AEDT to AEST. The next Daylight Saving Time starts on Sunday, 06. October 2024, at 2:00 am, and the time zone reverts from AEST to AEDT.
What is the driest month in Castle Hill?
May is the month with the least rainfall. Rain falls for 8.6 days and accumulates 27mm (1.06") of precipitation.
What is the month with the lowest UV index in Castle Hill?
The months with the lowest UV index are May through September, with an average maximum UV index of 4.
What time of the year is the coldest in Castle Hill?
In Castle Hill, June registers the lowest temperatures, averaging 16.8°C (62.2°F) at the peak and 9.3°C (48.7°F) at the lowest.
What is the most humid month in Castle Hill?
June is the most humid month in Castle Hill, Australia, with an average relative humidity of 76%.
What is the month with the shortest days in Castle Hill?
The month with the shortest days in Castle Hill is June, with an average of 10h and 0min of daylight.
What is the month with the least sunshine in Castle Hill?
The month with the least sunshine in Castle Hill is June, with an average of 5.8h of sunshine.
What is the least humid month in Castle Hill?
With an average relative humidity of 65%, September is the least humid month in Castle Hill.
What is the month with the most sunshine in Castle Hill?
The months with the most sunshine are November and December, with an average of 9.4h of sunshine.
When are the longest days in Castle Hill?
The month with the longest days in Castle Hill is December, with an average of 14h and 24min of daylight.
Average temperature
Castle Hill, Australia
The warmest month (with the highest average high temperature) is January (29.2°C).
The month with the lowest average high temperature is June (16.8°C).
The month with the highest average low temperature is January (18.8°C).
The coldest month (with the lowest average low temperature) is July (8.1°C).
Average pressure
Castle Hill, Australia
- Average pressure in January:
1012.9mbar - Average pressure in February:
1014.8mbar - Average pressure in March:
1017.2mbar - Average pressure in April:
1019.3mbar - Average pressure in May:
1020.2mbar - Average pressure in June:
1021mbar
- Average pressure in July:
1020.5mbar - Average pressure in August:
1018.1mbar - Average pressure in September:
1017.2mbar - Average pressure in October:
1017.9mbar - Average pressure in November:
1014.8mbar - Average pressure in December:
1013.3mbar
The month with the highest atmospheric pressure is June (1021mbar).
The month with the lowest atmospheric pressure is January (1012.9mbar).
Average wind speed
Castle Hill, Australia
- Average wind speed in January:
10.1km/h - Average wind speed in February:
9.9km/h - Average wind speed in March:
9.4km/h - Average wind speed in April:
8.8km/h - Average wind speed in May:
9km/h - Average wind speed in June:
9.3km/h
- Average wind speed in July:
9.4km/h - Average wind speed in August:
10km/h - Average wind speed in September:
10.1km/h - Average wind speed in October:
9.9km/h - Average wind speed in November:
10.1km/h - Average wind speed in December:
10.2km/h
The windiest month (with the highest average wind speed) is December (10.2km/h).
The calmest month (with the lowest average wind speed) is April (8.8km/h).
Average humidity
Castle Hill, Australia
The month with the highest relative humidity is June (76%).
The month with the lowest relative humidity is September (65%).
Average rainfall
Castle Hill, Australia
The wettest month (with the highest rainfall) is February (87mm).
The driest month (with the least rainfall) is May (27mm).
Average rainfall days
Castle Hill, Australia
- Average rainfall days in January:
15.9 days - Average rainfall days in February:
15.2 days - Average rainfall days in March:
17.6 days - Average rainfall days in April:
13.8 days - Average rainfall days in May:
8.6 days - Average rainfall days in June:
11.8 days
- Average rainfall days in July:
9.5 days - Average rainfall days in August:
7.9 days - Average rainfall days in September:
9.1 days - Average rainfall days in October:
12.5 days - Average rainfall days in November:
13.2 days - Average rainfall days in December:
14 days
The month with the highest number of rainy days is March (17.6 days).
The month with the least rainy days is August (7.9 days).
Average daylight / Average sunshine
Castle Hill, Australia
- Average daylight in January:
14h and 1min - Average daylight in February:
13h and 2min - Average daylight in March:
12h and 2min - Average daylight in April:
11h and 2min - Average daylight in May:
10h and 2min - Average daylight in June:
10h and 0min
- Average daylight in July:
10h and 1min - Average daylight in August:
10h and 5min - Average daylight in September:
11h and 5min - Average daylight in October:
12h and 5min - Average daylight in November:
13h and 5min - Average daylight in December:
14h and 2min
The month with the longest days is December (Average daylight: 14h and 24min).
The month with the shortest days is June (Average daylight: 10h and 0min).
- Average sunshine in January:
8h and 1min - Average sunshine in February:
7h and 1min - Average sunshine in March:
7h and 2min - Average sunshine in April:
7h and 5min - Average sunshine in May:
7h and 4min - Average sunshine in June:
5h and 5min
- Average sunshine in July:
8h and 0min - Average sunshine in August:
8h and 2min - Average sunshine in September:
8h and 4min - Average sunshine in October:
8h and 1min - Average sunshine in November:
9h and 2min - Average sunshine in December:
9h and 2min
The months with the most sunshine are November and December (Average sunshine: 9h and 24min).
The month with the least sunshine is June (Average sunshine: 5h and 48min).
Average sunshine days
Castle Hill, Australia
- Average sunshine days in January:
11.6 days - Average sunshine days in February:
10.4 days - Average sunshine days in March:
10.6 days - Average sunshine days in April:
13.4 days - Average sunshine days in May:
19.3 days - Average sunshine days in June:
15.6 days
- Average sunshine days in July:
19 days - Average sunshine days in August:
21 days - Average sunshine days in September:
19.5 days - Average sunshine days in October:
16.3 days - Average sunshine days in November:
13.1 days - Average sunshine days in December:
14.2 days
The month with the most sunshine days is August (21 days).
The month with the least sunshine days is February (10.4 days).
Average UV index
Castle Hill, Australia
The months with the highest UV index are January, February, November and December (UV index 6).
The months with the lowest UV index are May, June, July, August and September (UV index 4).
Average cloud cover
Castle Hill, Australia
The month with the most cloud cover is February (Cloud cover 46).
The month with the least cloud cover is August (Cloud cover 25).
Average visibility
Castle Hill, Australia
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
Castle Hill, Australia
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