Contents
- Weather in August
- Frequently asked questions
- Average temperature in August
- Average pressure in August
- Average wind speed in August
- Average humidity in August
- Average rainfall in August
- Average rainfall days in August
- Average snowfall in August
- Average snowfall days in August
- Average daylight in August
- Average sunshine in August
- Average sunshine days in August
- Average UV index in August
- Average cloud cover in August
- Average visibility in August
Weather in August
Temperature
Castle Hill, New Zealand, experiences an average high-temperature of a still wintry 4.6°C (40.3°F) with the onset of August, subtly varied from July's 3.5°C (38.3°F). Throughout the month of August, Castle Hill witnesses an average temperature of -1.8°C (28.8°F).Humidity
July and August, with an average relative humidity of 92%, are the most humid months.Rainfall
In August, the rain falls for 8.3 days. Throughout August, 115mm (4.53") of precipitation is accumulated. In Castle Hill, during the entire year, the rain falls for 162.6 days and collects up to 1501mm (59.09") of precipitation.Snowfall
January through December are months with snowfall. August is the month with the most snowfall in Castle Hill. Snow falls for 20.3 days and accumulates 734mm (28.9") of snow.Daylight
The average length of the day in August is 10h and 24min.On the first day of August, sunrise is at 7:45 am and sunset at 5:33 pm. On the last day of the month, sunrise is at 7:01 am and sunset at 6:05 pm NZST.
Sunshine
In Castle Hill, the average sunshine in August is 4.6h.UV index
The average daily maximum UV index in August in Castle Hill is 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for the average person.Note: A daily maximum UV index of 2 in August translates into the following instructions:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Frequently asked questions
How cold does it get in Castle Hill in August?
What is the most humid month in Castle Hill?
What is the average humidity in August in Castle Hill?
How many days does it rain in August in Castle Hill?
What is the snowiest month in Castle Hill?
How many days does it snow in August in Castle Hill?
What is the average length of the day in August in Castle Hill?
When are sunrise and sunset in August in Castle Hill?
How long on average sun shines in August in Castle Hill?
How high is the UV index in August in Castle Hill?
Average temperature in August
Castle Hill, New Zealand
- Average high temperature in August: 4.6°C
The warmest month (with the highest average high temperature) is February (15.7°C).
The month with the lowest average high temperature is July (3.5°C).
- Average low temperature in August: -1.8°C
The months with the highest average low temperature are January and February (6.4°C).
The coldest month (with the lowest average low temperature) is July (-2.4°C).
Average pressure in August
Castle Hill, New Zealand
- Average pressure in August: 1012.7mbar
The month with the highest atmospheric pressure is March (1017.3mbar).
The months with the lowest atmospheric pressure are September and November (1011.7mbar).
Average wind speed in August
Castle Hill, New Zealand
- Average wind speed in August: 9.8km/h
The windiest month (with the highest average wind speed) is January (12.6km/h).
The calmest month (with the lowest average wind speed) is August (9.8km/h).
Average humidity in August
Castle Hill, New Zealand
- Average humidity in August: 92%
The months with the highest relative humidity are July and August (92%).
The months with the lowest relative humidity are January and February (83%).
Average rainfall in August
Castle Hill, New Zealand
- Average rainfall in August: 115mm
The wettest month (with the highest rainfall) is November (176mm).
The driest month (with the least rainfall) is February (87mm).
Average rainfall days in August
Castle Hill, New Zealand
- Average rainfall days in August: 8.3 days
The month with the highest number of rainy days is December (18.5 days).
The month with the least rainy days is July (7.3 days).
Average snowfall in August
Castle Hill, New Zealand
- Average snowfall in August: 734mm
The month with the highest snowfall is August (734mm).
The month with the least snowfall is January (9mm).
Average snowfall days in August
Castle Hill, New Zealand
- Average snowfall days in August: 20.3 days
The month with the highest number of snowfall days is August (20.3 days).
The month with the least snowfall days is February (0.8 days).
Average daylight in August /
Average sunshine in August
Castle Hill, New Zealand
- Average daylight in August: 10h and 2min
The month with the longest days is December (Average daylight: 15h and 18min).
The month with the shortest days is June (Average daylight: 9h and 0min).
- Average sunshine in August: 4h and 4min
The month with the most sunshine is December (Average sunshine: 8h and 0min).
The month with the least sunshine is June (Average sunshine: 4h and 18min).
Average sunshine days in August
Castle Hill, New Zealand
- Average sunshine days in August: 10.3 days
The month with the most sunshine days is March (14.1 days).
The month with the least sunshine days is October (7.4 days).
Average UV index in August
Castle Hill, New Zealand
- Average UV index in August: 2
The month with the highest UV index is January (UV index 4).
The months with the lowest UV index are June and July (UV index 1).
Average cloud cover in August
Castle Hill, New Zealand
- Average cloud cover in August: 66
The month with the most cloud cover is October (Cloud cover 68).
The month with the least cloud cover is February (Cloud cover 55).
Average visibility in August
Castle Hill, New Zealand
- Average visibility in August: 6km
The months with the highest visibility are January, March and December (8km).
The month with the lowest visibility is August (6km).
Castle Hill, New Zealand
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