October weather forecastCastle Hill, Australia
October
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).Temperature
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). Castle Hill experiences a mean temperature of 13°C (55.4°F) during October nights.Humidity
The average relative humidity in October in Castle Hill is 66%.Rainfall
In Castle Hill, Australia, in October, during 12.5 rainfall days, 43mm (1.69") of precipitation is typically accumulated. In Castle Hill, during the entire year, the rain falls for 149.1 days and collects up to 546mm (21.5") of precipitation.Daylight
The average length of the day in October in Castle Hill is 12h and 56min.On the first day of October, sunrise is at 5:32 am and sunset at 5:58 pm AEST. On the last day of the month, sunrise is at 5:56 am and sunset at 7:22 pm AEDT.
Note: On Sunday, 06. October 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from AEST to AEDT. Daylight Saving Time lasts until Sunday, 06. April 2025, at 3:00 am; consequently, the time zone reverts from AEDT to AEST.
Sunshine
In October, the average sunshine in Castle Hill, Australia, is 8.2h.UV index
The average daily maximum UV index in October in Castle Hill is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for average individuals.Note: A maximum high daily UV index of 5 during October translates into the following directions:
Preventative actions are necessary - Recommendations to ward off sunburn are given. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in October
Castle Hill, Australia
- Average high temperature in October: 24.1°C
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).
- Average low temperature in October: 13°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 in October
Castle Hill, Australia
- Average pressure in October: 1017.9mbar
The month with the highest atmospheric pressure is June (1021mbar).
The month with the lowest atmospheric pressure is January (1012.9mbar).
Average wind speed in October
Castle Hill, Australia
- Average wind speed in October: 9.9km/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 in October
Castle Hill, Australia
- Average humidity in October: 66%
The month with the highest relative humidity is June (76%).
The month with the lowest relative humidity is September (65%).
Average rainfall in October
Castle Hill, Australia
- Average rainfall in October: 43mm
The wettest month (with the highest rainfall) is February (87mm).
The driest month (with the least rainfall) is May (27mm).
Average rainfall days in October
Castle Hill, Australia
- Average rainfall days in October: 12.5 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 in October /
Average sunshine in October
Castle Hill, Australia
- Average daylight in October: 12h and 54min
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 October: 8h and 12min
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 in October
Castle Hill, Australia
- Average sunshine days in October: 16.3 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 in October
Castle Hill, Australia
- Average UV index in October: 5
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 in October
Castle Hill, Australia
- Average cloud cover in October: 36
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 in October
Castle Hill, Australia
- Average visibility in October: 9km
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).





