May weather forecastSouth Johnstone, Australia

May

Weather in May

May, the last month of the autumn in South Johnstone, is another warm month, with temperature in the range of an average high of 24.6°C (76.3°F) and an average low of 15.9°C (60.6°F).

Temperature

South Johnstone's May showcases an average high-temperature of a still warm 24.6°C (76.3°F), hardly distinct from April's 26.4°C (79.5°F). South Johnstone, in May, observes a steady average low-temperature of 15.9°C (60.6°F).

Humidity

The average relative humidity in May in South Johnstone is 83%.

Rainfall

In South Johnstone, in May, it is raining for 9.3 days, with typically 17mm (0.67") of accumulated precipitation. Throughout the year, in South Johnstone, there are 162.7 rainfall days, and 659mm (25.94") of precipitation is accumulated.

Daylight

The average length of the day in May is 11h and 18min.
On the first day of the month, sunrise is at 6:29 am and sunset at 5:57 pm. On the last day of May, sunrise is at 6:39 am and sunset at 5:48 pm AEST.

Sunshine

The month with the least sunshine is May, with an average of 5.6h of sunshine.

UV index

April through August, with an average maximum UV index of 5, are months with the lowest UV index. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The daily maximum UV index of 5 in May interprets into the following advice:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.

Updated: Jan 26, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

South Johnstone in May has an average high-temperature of 24.6°C (76.3°F) and an average low-temperature of 15.9°C (60.6°F). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines relative humidity and air temperature, in March is appraised at 32°C (89.6°F).

In May, the average relative humidity in South Johnstone is 83%.

In May, in South Johnstone, the rain falls for 9.3 days. Throughout May, 17mm (0.67") of precipitation is accumulated.

The average day length in May in South Johnstone is 11h and 18min.

In May, on the first day of the month, sunrise is at 6:29 am and sunset at 5:57 pm. On the last day of the month, in South Johnstone, sunrise is at 6:39 am and sunset at 5:48 pm AEST.

With an average of 5.6h of sunshine, May has the least sunshine of the year in South Johnstone, Australia.

The average sunshine duration in May in South Johnstone, Australia, is 5.6h.

The months with the lowest UV index are April through August, with an average maximum UV index of 5.

The average daily maximum UV index in May in South Johnstone is 5. A UV Index reading of 3 to 5 represents a moderate health threat from unprotected exposure to UV radiation.

Today

Tomorrow

Long-term

Year J F M A May J J A S O N D

Apr

May

Jun

Average high temperature

26.4°C

24.6°C

23.2°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

9.5km/h

9.6km/h

8.8km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

11.7

15.2

16.4

Average UV index

Average cloud cover

Average visibility

Average temperature in May
South Johnstone, Australia

Average high temperature in May: 24.6°C

The warmest month (with the highest average high temperature) is December (30.3°C).
The month with the lowest average high temperature is July (22.9°C).

Average low temperature in May: 15.9°C

The months with the highest average low temperature are January and February (20.3°C).
The coldest month (with the lowest average low temperature) is August (13.1°C).

Average pressure in May
South Johnstone, Australia

Average pressure in May: 1015.2mbar

The month with the highest atmospheric pressure is July (1016.9mbar).
The month with the lowest atmospheric pressure is January (1007.7mbar).

Average wind speed in May
South Johnstone, Australia

Average wind speed in May: 8.9km/h

The windiest month (with the highest average wind speed) is October (9.1km/h).
The calmest month (with the lowest average wind speed) is February (6.8km/h).

Average humidity in May
South Johnstone, Australia

Average humidity in May: 83%

The month with the highest relative humidity is March (85%).
The month with the lowest relative humidity is October (71%).

Average rainfall in May
South Johnstone, Australia

Average rainfall in May: 17mm

The wettest month (with the highest rainfall) is January (200mm).
The driest months (with the least rainfall) are July, August and September (7mm).

Average rainfall days in May
South Johnstone, Australia

Average rainfall days in May: 9.3 days

The month with the highest number of rainy days is January (25.2 days).
The month with the least rainy days is September (5.7 days).

Average daylight in May /
Average sunshine in May
South Johnstone, Australia

Average daylight in May: 11h and 18min

The month with the longest days is December (Average daylight: 13h and 12min).
The month with the shortest days is June (Average daylight: 11h and 6min).

Average sunshine in May: 5h and 36min

The month with the most sunshine is October (Average sunshine: 10h and 36min).
The month with the least sunshine is May (Average sunshine: 5h and 36min).

Average sunshine days in May
South Johnstone, Australia

Average sunshine days in May: 15.2 days

The month with the most sunshine days is August (20.3 days).
The month with the least sunshine days is January (3.7 days).

Average UV index in May
South Johnstone, Australia

Average UV index in May: 5

The months with the highest UV index are January, February, March, September, October, November and December (UV index 6).
The months with the lowest UV index are April, May, June, July and August (UV index 5).