May weather forecast
Blackheath, Australia

Weather in May

The last month of the autumn, May, is another comfortable month in Blackheath, Australia, with average temperature fluctuating between 6.3°C (43.3°F) and 17°C (62.6°F).

Temperature

In Blackheath, the average high-temperature slightly decreases, from a pleasant 20.8°C (69.4°F) in April, to a comfortable 17°C (62.6°F). In May, the average low-temperature is 6.3°C (43.3°F).

Humidity

In Blackheath, the average relative humidity is 77%.

Rainfall

May is the month with the least rainfall in Blackheath. Rain falls for 9.1 days and accumulates 22mm (0.87") of precipitation.

Daylight

In Blackheath, the average length of the day is 10.4h.

Sunshine

In Blackheath, the average sunshine is 7.9h.

UV index

Months with the lowest UV index in Blackheath, Australia, are May through July, with an average maximum UV index of 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to the Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 3 interpret into the following advice:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the average humidity in May in Blackheath?

The average relative humidity in May is 77%.

What is the driest month in Blackheath?

May is the month with the least rainfall. Rain falls for 9.1 days and accumulates 22mm (0.87") of precipitation.

How many days does it rain in May in Blackheath?

In Blackheath, in May, it is raining for 9.1 days, with typically 22mm (0.87") of accumulated precipitation.

What is the average length of the day in May in Blackheath?

In Blackheath, Australia, the average length of the day in May is 10.4h.

How many hours of sunshine does Blackheath have in May?

In Blackheath, Australia, the average sunshine in May is 7.9h.

What are the months with the lowest UV index in Blackheath?

Months with the lowest UV index are May through July, with an average maximum UV index of 3.

What is the UV index reading in May in Blackheath?

The average daily maximum UV index in May in Blackheath, Australia, is 3. A UV Index reading of 3 to 5 represents a moderate vulnerability from unprotected exposure to the UV radiation.

Average temperature in May
Blackheath, Australia

Average temperature in May - Blackheath, Australia
  • Average high temperature in May: 17°C

The warmest month (with the highest average high temperature) is January (28.6°C).
The months with the lowest average high temperature are June and July (13.7°C).

  • Average low temperature in May: 6.3°C

The month with the highest average low temperature is January (15.4°C).
The coldest month (with the lowest average low temperature) is July (3.3°C).

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Average pressure in May
Blackheath, Australia

Average pressure in May - Blackheath, Australia
  • Average pressure in May: 1020.7mbar

The month with the highest atmospheric pressure is June (1021.6mbar).
The month with the lowest atmospheric pressure is January (1012.7mbar).

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Average wind speed in May
Blackheath, Australia

Average wind speed in May - Blackheath, Australia
  • Average wind speed in May: 7km/h

The windiest month (with the highest average wind speed) is August (8.6km/h).
The calmest months (with the lowest average wind speed) are March and April (6.3km/h).

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Average humidity in May
Blackheath, Australia

Average humidity in May - Blackheath, Australia
  • Average humidity in May: 77%

The month with the highest relative humidity is June (82%).
The month with the lowest relative humidity is December (68%).

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Average rainfall in May
Blackheath, Australia

Average rainfall in May - Blackheath, Australia
  • Average rainfall in May: 22mm

The wettest month (with the highest rainfall) is February (109mm).
The driest month (with the least rainfall) is May (22mm).

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Average rainfall days in May
Blackheath, Australia

Average rainfall days in May - Blackheath, Australia
  • Average rainfall days in May: 9.1 days

The month with the highest number of rainy days is March (17.7 days).
The months with the least rainy days are July and August (8.9 days).

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Average daylight in May /
Average sunshine in May
Blackheath, Australia

Average daylight in May / Average sunshine in May - Blackheath, Australia
  • Average daylight in May: 10.4h

The month with the longest days is December (Average daylight: 14.4h).
The month with the shortest days is June (Average daylight: 9.9h).

  • Average sunshine in May: 7.9h

The months with the most sunshine are November and December (Average sunshine: 10.1h).
The month with the least sunshine is June (Average sunshine: 5.8h).

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Average sunshine days in May
Blackheath, Australia

Average sunshine days in May - Blackheath, Australia
  • Average sunshine days in May: 19 days

The month with the most sunshine days is May (19 days).
The month with the least sunshine days is February (8.9 days).

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Average UV index in May
Blackheath, Australia

Average UV index in May - Blackheath, Australia
  • Average UV index in May: 3

The months with the highest UV index are January and December (UV index 6).
The months with the lowest UV index are May, June and July (UV index 3).

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Average cloud cover in May
Blackheath, Australia

Average cloud cover in May - Blackheath, Australia
  • Average cloud cover in May: 34

The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 29).

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Average visibility in May
Blackheath, Australia

Average visibility in May - Blackheath, Australia
  • Average visibility in May: 8km

The months with the highest visibility are January, February, May, June, July, August, September, October, November and December (8km).
The months with the lowest visibility are March and April (7km).

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