Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
Weather in May
Temperature
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). An average low-temperature of 10.9°C (51.6°F) marks the nights throughout May.Humidity
The average relative humidity in May in Castle Hill is 71%.Rainfall
The month with the least rainfall is May, when the rain falls for 8.6 days and typically collects 27mm (1.06") of precipitation.Daylight
In Castle Hill, the average length of the day in May is 10h and 23min.On the first day of May in Castle Hill, sunrise is at 6:30 am and sunset at 5:15 pm. On the last day of the month, sunrise is at 6:51 am and sunset at 4:55 pm AEST.
Sunshine
In May, the average sunshine is 7.7h.UV index
May through September, with an average maximum UV index of 4, are months with the lowest UV index. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for average individuals.Note: A daily high UV index of 4 in May leads to these guidelines:
Take necessary precautions - Defending against sun damage is advocated. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
Frequently asked questions
What is the usual temperature for Castle Hill in May?
What is the average humidity in May in Castle Hill?
What is the driest month in Castle Hill?
How many days does it rain in May in Castle Hill?
What is the average length of the day in May in Castle Hill?
When is the sunrise / sunset in May in Castle Hill?
How long on average sun shines in May in Castle Hill?
What is the month with the lowest UV index in Castle Hill?
How high is the UV index in May in Castle Hill?
Average temperature in May
Castle Hill, Australia
- Average high temperature in May: 19.9°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 May: 10.9°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 May
Castle Hill, Australia
- Average pressure in May: 1020.2mbar
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 May
Castle Hill, Australia
- Average wind speed in May: 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 May
Castle Hill, Australia
- Average humidity in May: 71%
The month with the highest relative humidity is June (76%).
The month with the lowest relative humidity is September (65%).
Average rainfall in May
Castle Hill, Australia
- Average rainfall in May: 27mm
The wettest month (with the highest rainfall) is February (87mm).
The driest month (with the least rainfall) is May (27mm).
Average rainfall days in May
Castle Hill, Australia
- Average rainfall days in May: 8.6 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 May /
Average sunshine in May
Castle Hill, Australia
- Average daylight in May: 10h 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 May: 7h and 4min
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 May
Castle Hill, Australia
- Average sunshine days in May: 19.3 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 May
Castle Hill, Australia
- Average UV index in May: 4
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 May
Castle Hill, Australia
- Average cloud cover in May: 27
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 May
Castle Hill, Australia
- Average visibility in May: 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).
Castle Hill, Australia
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