May weather forecast
Thornleigh, Australia

May

Weather in May

May, the last month of the autumn in Thornleigh, is another comfortable month, with an average temperature fluctuating between 19.9°C (67.8°F) and 10.9°C (51.6°F).

Temperature

The beginning of May subtly marks a decrease in the average high-temperature, transitioning from a warm 23.2°C (73.8°F) in April to an enjoyable 19.9°C (67.8°F). Throughout May, Thornleigh witnesses a consistent average low-temperature of 10.9°C (51.6°F).

Humidity

In May, the average relative humidity 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

The average length of the day in May in Thornleigh is 10h and 23min.
On the first day of May in Thornleigh, 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 in Thornleigh is 7.7h.

UV index

The months with the lowest UV index are May through September, with an average maximum UV index of 4. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: In May, the UV index of 4 transforms into the following advice:
Undertake protective steps - Preventing sun damage is advised. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.

Frequently asked questions

What is the average May temperature in Thornleigh?
The average high-temperature, in May, in Thornleigh, is 19.9°C (67.8°F), while the average low-temperature is 10.9°C (51.6°F). In February, the average heat index (a.k.a. 'real feel', 'feels like'), which combines relative humidity and air temperature, is calculated to be 30°C (86°F).
What is the average humidity in May in Thornleigh?
In Thornleigh, the average relative humidity in May is 71%.
What is the driest month in Thornleigh?
May is the month with the least rainfall in Thornleigh, Australia. Rain falls for 8.6 days and accumulates 27mm (1.06") of precipitation.
How much does it rain in Thornleigh in May?
In May, in Thornleigh, the rain falls for 8.6 days. Throughout May, 27mm (1.06") of precipitation is accumulated.
How many hours of daylight does Thornleigh have in May?
In May, the average day length in Thornleigh is 10h and 23min.
When is the sunrise / sunset in May in Thornleigh?
In May, on the first day of the month, sunrise is at 6:30 am and sunset at 5:15 pm. On the last day of the month, in Thornleigh, sunrise is at 6:51 am and sunset at 4:55 pm AEST.
How long on average sun shines in May in Thornleigh?
In Thornleigh, Australia, the average sunshine duration in May is 7.7h.
When is the lowest UV index in Thornleigh?
May through September, with an average maximum UV index of 4, are months with the lowest UV index in Thornleigh, Australia.
What is the UV index reading in May in Thornleigh?
The average daily maximum UV index in May in Thornleigh, Australia, is 4. A UV Index reading of 3 to 5 represents a medium hazard to health from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in May - Thornleigh, Australia
Average temperature in May
Thornleigh, 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 - Thornleigh, Australia
Average pressure in May
Thornleigh, 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 - Thornleigh, Australia
Average wind speed in May
Thornleigh, 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 - Thornleigh, Australia
Average humidity in May
Thornleigh, 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 - Thornleigh, Australia
Average rainfall in May
Thornleigh, 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 - Thornleigh, Australia
Average rainfall days in May
Thornleigh, 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 - Thornleigh, Australia
Average daylight in May /
Average sunshine in May
Thornleigh, 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 - Thornleigh, Australia
Average sunshine days in May
Thornleigh, 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 - Thornleigh, Australia
Average UV index in May
Thornleigh, 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 - Thornleigh, Australia
Average cloud cover in May
Thornleigh, 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 - Thornleigh, Australia
Average visibility in May
Thornleigh, 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).

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