Climate and monthly weather forecastSouth Johnstone, Australia
Climate and monthly weather forecast
Weather in January
January, the same as December, is another warm summer month in South Johnstone, Australia, with temperature in the range of an average high of 29.1°C (84.4°F) and an average low of 20.3°C (68.5°F). The advent of January brings an average high-temperature of a warm 29.1°C (84.4°F), almost identical to the preceding month. Weather in January »Weather in February
The last month of the summer, February, is also a moderately hot month in South Johnstone, Australia, with an average temperature fluctuating between 20.3°C (68.5°F) and 28.8°C (83.8°F). South Johnstone experiences an average high-temperature of a still warm 28.8°C (83.8°F) with the onset of February, subtly varied from January's 29.1°C (84.4°F). Weather in February »Weather in March
March, the first month of the autumn in South Johnstone, is still a warm month, with an average temperature ranging between min 19.6°C (67.3°F) and max 27.8°C (82°F). South Johnstone's entry into March measures an average high-temperature of a still moderately hot 27.8°C (82°F), closely parallel to the preceding month. Weather in March »Weather in April
April, like March, in South Johnstone, Australia, is another warm autumn month, with an average temperature varying between 26.4°C (79.5°F) and 18°C (64.4°F). April observes an average high-temperature of a still moderately hot 26.4°C (79.5°F), marking an insignificant difference from March's 27.8°C (82°F). Weather in April »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). 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). Weather in May »Weather in June
The first month of the winter, June, is also a moderately hot month in South Johnstone, Australia, with an average temperature varying between 14.3°C (57.7°F) and 23.2°C (73.8°F). The average high-temperature in June, at a still warm 23.2°C (73.8°F), reveals a modest deviation from May's 24.6°C (76.3°F). Weather in June »Weather in July
July, like June, is an agreeable winter month in South Johnstone, Australia, with an average temperature ranging between max 22.9°C (73.2°F) and min 13.7°C (56.7°F). July, noted for its average high-temperature of 22.9°C (73.2°F) and an average low-temperature of 13.7°C (56.7°F), is considered the coldest month. Weather in July »Weather in August
The last month of the winter, August, is a moderately hot month in South Johnstone, Australia, with an average temperature varying between 24.8°C (76.6°F) and 13.1°C (55.6°F). The beginning of August records an average high-temperature of a warm 24.8°C (76.6°F), marking a negligible difference from July's 22.9°C (73.2°F). Weather in August »Weather in September
September, the first month of the spring in South Johnstone, is also a moderately hot month, with an average temperature ranging between min 14.9°C (58.8°F) and max 27.3°C (81.1°F). South Johnstone greets September with an average high-temperature of a still moderately hot 27.3°C (81.1°F), marking a slight deviation from the preceding month. Weather in September »Weather in October
October, the same as September, is another warm spring month in South Johnstone, Australia, with an average temperature fluctuating between 17.1°C (62.8°F) and 29°C (84.2°F). The introduction of October notes a subtle temperature variation to a still moderately hot 29°C (84.2°F) from September's 27.3°C (81.1°F). Weather in October »Weather in November
The last month of the spring, November, is a tropical month in South Johnstone, Australia, with an average temperature varying between 30°C (86°F) and 18.6°C (65.5°F). South Johnstone's weather in November, with an average high-temperature of a tropical 30°C (86°F), subtly shifts from October's 29°C (84.2°F). Weather in November »Weather in December
December, the first month of the summer in South Johnstone, is also a hot month, with an average temperature ranging between min 19.6°C (67.3°F) and max 30.3°C (86.5°F). South Johnstone's December weather, with an average high temperature of 30.3°C (86.5°F) and an average low temperature of 19.6°C (67.3°F), tends to be the warmest of the year. The heat index value during December is appraised at a sweltering 37°C (98.6°F). Weather in December »Updated: Jan 26, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
January is the month with the most rainfall in South Johnstone. Rain falls for 25.2 days and accumulates 200mm (7.87") of precipitation.
In South Johnstone, during the entire year, the rain falls for 162.7 days and collects up to 659mm (25.94") of precipitation.
January through March, September through December, with an average maximum UV index of 6, are months with the highest UV index.
With an average relative humidity of 85%, March is the most humid month.
The months with the lowest UV index are April through August, with an average maximum UV index of 5.
With an average of 5.6h of sunshine, May has the least sunshine of the year in South Johnstone, Australia.
June has the shortest days of the year in South Johnstone, Australia, with an average of 11h and 6min of daylight.
With average high and low temperatures of 22.9°C (73.2°F) and 13.7°C (56.7°F) respectively, July is South Johnstone's coldest month.
The months with the least rainfall in South Johnstone are July through September Rain falls for 8 days and accumulates 7mm (0.28") of rain.
October is the least humid month, with an average relative humidity of 71%.
October has the most sunshine of the year in South Johnstone, with an average of 10.6h of sunshine.
December is the month when South Johnstone sees the average highest temperatures, with a high of 30.3°C (86.5°F) and a low of 19.6°C (67.3°F).
With an average of 13h and 12min of daylight, December has the longest days of the year.
South Johnstone does not observe Daylight Saving Time (DST). AEST timezone is used throughout the entire year.
Average temperature
South Johnstone, Australia
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).
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
South Johnstone, Australia
- Average pressure in January:
1007.7mbar - Average pressure in February:
1008.2mbar - Average pressure in March:
1010.1mbar - Average pressure in April:
1013mbar - Average pressure in May:
1015.2mbar - Average pressure in June:
1016.2mbar
- Average pressure in July:
1016.9mbar - Average pressure in August:
1016.6mbar - Average pressure in September:
1015.8mbar - Average pressure in October:
1014.3mbar - Average pressure in November:
1011.7mbar - Average pressure in December:
1009.4mbar
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
South Johnstone, Australia
- Average wind speed in January:
7.2km/h - Average wind speed in February:
6.8km/h - Average wind speed in March:
7.8km/h - Average wind speed in April:
8.7km/h - Average wind speed in May:
8.9km/h - Average wind speed in June:
8.1km/h
- Average wind speed in July:
8.5km/h - Average wind speed in August:
7.8km/h - Average wind speed in September:
8.5km/h - Average wind speed in October:
9.1km/h - Average wind speed in November:
8.6km/h - Average wind speed in December:
7.6km/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
South Johnstone, Australia
The month with the highest relative humidity is March (85%).
The month with the lowest relative humidity is October (71%).
Average rainfall
South Johnstone, Australia
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
South Johnstone, Australia
- Average rainfall days in January:
25.2 days - Average rainfall days in February:
22.5 days - Average rainfall days in March:
21.8 days - Average rainfall days in April:
13.8 days - Average rainfall days in May:
9.3 days - Average rainfall days in June:
9.6 days
- Average rainfall days in July:
8 days - Average rainfall days in August:
6.6 days - Average rainfall days in September:
5.7 days - Average rainfall days in October:
9.3 days - Average rainfall days in November:
13.5 days - Average rainfall days in December:
17.4 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 / Average sunshine
South Johnstone, Australia
- Average daylight in January:
13h and 0min - Average daylight in February:
12h and 42min - Average daylight in March:
12h and 12min - Average daylight in April:
11h and 42min - Average daylight in May:
11h and 18min - Average daylight in June:
11h and 6min
- Average daylight in July:
11h and 12min - Average daylight in August:
11h and 30min - Average daylight in September:
12h and 0min - Average daylight in October:
12h and 30min - Average daylight in November:
12h and 54min - Average daylight in December:
13h and 12min
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 January:
7h and 36min - Average sunshine in February:
7h and 12min - Average sunshine in March:
6h and 48min - Average sunshine in April:
7h and 12min - Average sunshine in May:
5h and 36min - Average sunshine in June:
5h and 42min
- Average sunshine in July:
7h and 0min - Average sunshine in August:
8h and 48min - Average sunshine in September:
9h and 0min - Average sunshine in October:
10h and 36min - Average sunshine in November:
10h and 24min - Average sunshine in December:
9h and 42min
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
South Johnstone, Australia
- Average sunshine days in January:
3.7 days - Average sunshine days in February:
3.8 days - Average sunshine days in March:
5.3 days - Average sunshine days in April:
11.7 days - Average sunshine days in May:
15.2 days - Average sunshine days in June:
16.4 days
- Average sunshine days in July:
16.7 days - Average sunshine days in August:
20.3 days - Average sunshine days in September:
19.4 days - Average sunshine days in October:
17.6 days - Average sunshine days in November:
13.6 days - Average sunshine days in December:
10.7 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
South Johnstone, Australia
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).
Average cloud cover
South Johnstone, Australia
The month with the most cloud cover is March (Cloud cover 61).
The month with the least cloud cover is September (Cloud cover 34).
Average visibility
South Johnstone, Australia
The month with the highest visibility is October (9km).
The month with the lowest visibility is April (6km).
