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Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Climate and monthly weather forecast
Weather in January
January, like December, in Heidelberg, Australia, is a moderately hot summer month, with an average temperature fluctuating between 25.8°C (78.4°F) and 14.4°C (57.9°F). Heidelberg's January weather, marked by an average high temperature of 25.8°C (78.4°F) and an average low temperature of 14.4°C (57.9°F), is the warmest in the year. Weather in January »
Weather in February
The last month of the summer, February, is also a moderately hot month in Heidelberg, Australia, with temperature in the range of an average high of 25.2°C (77.4°F) and an average low of 14.8°C (58.6°F). The arrival of February records an average high-temperature of a still moderately hot 25.2°C (77.4°F), closely related to the 25.8°C (78.4°F) observed in January. Weather in February »
Weather in March
March, the first month of the autumn in Heidelberg, is still a pleasant month, with an average temperature ranging between max 22.9°C (73.2°F) and min 14.2°C (57.6°F). Heidelberg observes a minor difference in average high-temperatures between February's 25.2°C (77.4°F) and March's 22.9°C (73.2°F). Weather in March »
Weather in April
April, the same as March, is another comfortable autumn month in Heidelberg, Australia, with an average temperature fluctuating between 19.3°C (66.7°F) and 11.4°C (52.5°F). In April, the average high-temperature marginally decreases from an agreeable 22.9°C (73.2°F) in March to an enjoyable 19.3°C (66.7°F). Weather in April »
Weather in May
May, the last month of the autumn in Heidelberg, is another refreshing month, with an average temperature ranging between min 9.1°C (48.4°F) and max 15.6°C (60.1°F). In May, the meteorological conditions change slightly, with the average high-temperature moving from a comfortable 19.3°C (66.7°F) in April to a moderate 15.6°C (60.1°F). Weather in May »
Weather in June
June, the first month of the winter in Heidelberg, is still a cool month, with an average temperature varying between 7.3°C (45.1°F) and 12.9°C (55.2°F). With the transition into June, Heidelberg notes an average high-temperature of a cool 12.9°C (55.2°F), closely resembling May. Weather in June »
Weather in July
July, like June, in Heidelberg, Australia, is a cool winter month, with an average temperature fluctuating between 12.4°C (54.3°F) and 6.8°C (44.2°F). Temperature readings reach their annual highs in July, averaging 12.4°C (54.3°F) and a minimum average of 6.8°C (44.2°F). Weather in July »
Weather in August
August, the last month of the winter in Heidelberg, is a moderate month, with an average temperature ranging between max 13.4°C (56.1°F) and min 6.6°C (43.9°F). August's advent notes a subtle adjustment in average high-temperature to a moderate 13.4°C (56.1°F) from July. Weather in August »
Weather in September
September, the first month of the spring in Heidelberg, is a comfortable month, with an average temperature ranging between min 7.4°C (45.3°F) and max 16°C (60.8°F). Heidelberg's average high-temperature in September is a still refreshing 16°C (60.8°F), marking an insignificant difference from the 13.4°C (56.1°F) of August. Weather in September »
Weather in October
October, the same as September, is another enjoyable spring month in Heidelberg, Australia, with temperature in the range of an average low of 9°C (48.2°F) and an average high of 19.1°C (66.4°F). Entering October, Heidelberg notices a subtle temperature elevation, with the average high-temperature advancing from September's comfortable 16°C (60.8°F) to a still enjoyable 19.1°C (66.4°F). Weather in October »
Weather in November
November, the last month of the spring in Heidelberg, is an agreeable month, with temperature in the range of an average high of 21.5°C (70.7°F) and an average low of 11.2°C (52.2°F). Heidelberg observes an average high-temperature of an agreeable 21.5°C (70.7°F) in November, barely different from 19.1°C (66.4°F) in October. Weather in November »
Weather in December
December, the first month of the summer in Heidelberg, is a warm month, with temperature in the range of an average high of 23.7°C (74.7°F) and an average low of 12.7°C (54.9°F). As Heidelberg steps into December, the average high-temperature is measured at a warm 23.7°C (74.7°F), displaying minor differences from November's 21.5°C (70.7°F). Weather in December »
Updated: Aug 21, 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
What part of the year is the hottest?
Heidelberg's temperatures peak on average in January, reaching 25.8°C (78.4°F) at their highest and 14.4°C (57.9°F) at their lowest.
What is the least humid month?
The least humid month is January, with an average relative humidity of 63%.
How many days does it rain?
In Heidelberg, during the entire year, the rain falls for 163.4 days and collects up to 465mm (18.31") of precipitation.
When is the highest UV index?
The months with the highest UV index are January through March, October through December, with an average maximum UV index of 5.
What is the driest month?
The months with the least rainfall are March and April Rain falls for 12.8 days and accumulates 34mm (1.34") of rain.
When is Daylight Saving Time (DST)?
On Sunday, 07. April 2024, at 3:00 am, Daylight Saving Time ends, and the time zone changes from AEDT to AEST. The next Daylight Saving Time starts on Sunday, 06. October 2024, at 2:00 am, and the time zone reverts from AEST to AEDT.
When is the lowest UV index?
The months with the lowest UV index are May through September, with an average maximum UV index of 3.
What is the most humid month in Heidelberg?
June is the most humid month, with an average relative humidity of 80%.
What is the month with the shortest days?
With an average of 9h and 36min of daylight, June has the shortest days of the year.
What part of the year is the coldest?
In Heidelberg, July records the average lowest temperatures, peaking at 12.4°C (54.3°F) and reaching a low of 6.8°C (44.2°F).
What is the month with the least sunshine?
July and August, with an average of 6.5h of sunshine, are months with the least sunshine.
What is the rainiest month?
The months with the most rainfall are August and December, with an average 45mm (1.77") of precipitation.
When are the longest days in Heidelberg?
The month with the longest days is December, with an average of 14h and 42min of daylight.
What month has the most sunshine?
The month with the most sunshine is December, with an average of 9.8h of sunshine.
Average temperature
Heidelberg, Australia
The warmest month (with the highest average high temperature) is January (25.8°C).
The month with the lowest average high temperature is July (12.4°C).
The month with the highest average low temperature is February (14.8°C).
The coldest month (with the lowest average low temperature) is August (6.6°C).
Average pressure
Heidelberg, Australia
- Average pressure in January:
1012.3mbar - Average pressure in February:
1014.5mbar - Average pressure in March:
1016.9mbar - Average pressure in April:
1019.3mbar - Average pressure in May:
1020.1mbar - Average pressure in June:
1021.4mbar
- Average pressure in July:
1019.7mbar - Average pressure in August:
1017.3mbar - Average pressure in September:
1016.5mbar - Average pressure in October:
1017.4mbar - Average pressure in November:
1014.4mbar - Average pressure in December:
1012.6mbar
The month with the highest atmospheric pressure is June (1021.4mbar).
The month with the lowest atmospheric pressure is January (1012.3mbar).
Average wind speed
Heidelberg, Australia
- Average wind speed in January:
11.4km/h - Average wind speed in February:
11km/h - Average wind speed in March:
10.9km/h - Average wind speed in April:
10.6km/h - Average wind speed in May:
12.4km/h - Average wind speed in June:
11.2km/h
- Average wind speed in July:
13.8km/h - Average wind speed in August:
13.9km/h - Average wind speed in September:
13.3km/h - Average wind speed in October:
12km/h - Average wind speed in November:
11.1km/h - Average wind speed in December:
11.1km/h
The windiest month (with the highest average wind speed) is August (13.9km/h).
The calmest month (with the lowest average wind speed) is April (10.6km/h).
Average humidity
Heidelberg, Australia
The month with the highest relative humidity is June (80%).
The month with the lowest relative humidity is January (63%).
Average rainfall
Heidelberg, Australia
The wettest months (with the highest rainfall) are August and December (45mm).
The driest months (with the least rainfall) are March and April (34mm).
Average rainfall days
Heidelberg, Australia
- Average rainfall days in January:
9.5 days - Average rainfall days in February:
9.6 days - Average rainfall days in March:
12.8 days - Average rainfall days in April:
12.9 days - Average rainfall days in May:
15.8 days - Average rainfall days in June:
14.1 days
- Average rainfall days in July:
16.9 days - Average rainfall days in August:
16.9 days - Average rainfall days in September:
16.2 days - Average rainfall days in October:
13 days - Average rainfall days in November:
13.5 days - Average rainfall days in December:
12.2 days
The months with the highest number of rainy days are July and August (16.9 days).
The month with the least rainy days is January (9.5 days).
Average daylight / Average sunshine
Heidelberg, Australia
- Average daylight in January:
14h and 2min - Average daylight in February:
13h and 3min - Average daylight in March:
12h and 2min - Average daylight in April:
11h and 1min - Average daylight in May:
10h and 1min - Average daylight in June:
9h and 4min
- Average daylight in July:
9h and 5min - Average daylight in August:
10h and 4min - Average daylight in September:
11h and 5min - Average daylight in October:
13h and 1min - Average daylight in November:
14h and 1min - Average daylight in December:
14h and 4min
The month with the longest days is December (Average daylight: 14h and 42min).
The month with the shortest days is June (Average daylight: 9h and 36min).
- Average sunshine in January:
8h and 5min - Average sunshine in February:
8h and 2min - Average sunshine in March:
8h and 1min - Average sunshine in April:
7h and 1min - Average sunshine in May:
6h and 4min - Average sunshine in June:
6h and 5min
- Average sunshine in July:
6h and 3min - Average sunshine in August:
6h and 3min - Average sunshine in September:
7h and 2min - Average sunshine in October:
7h and 4min - Average sunshine in November:
8h and 3min - Average sunshine in December:
9h and 5min
The month with the most sunshine is December (Average sunshine: 9h and 48min).
The months with the least sunshine are July and August (Average sunshine: 6h and 30min).
Average sunshine days
Heidelberg, Australia
- Average sunshine days in January:
16.7 days - Average sunshine days in February:
15.7 days - Average sunshine days in March:
15.9 days - Average sunshine days in April:
14.3 days - Average sunshine days in May:
12.8 days - Average sunshine days in June:
13 days
- Average sunshine days in July:
10.5 days - Average sunshine days in August:
10.5 days - Average sunshine days in September:
11.6 days - Average sunshine days in October:
15.1 days - Average sunshine days in November:
13.1 days - Average sunshine days in December:
15.5 days
The month with the most sunshine days is January (16.7 days).
The months with the least sunshine days are July and August (10.5 days).
Average UV index
Heidelberg, Australia
The months with the highest UV index are January, February, March, October, November and December (UV index 5).
The months with the lowest UV index are May, June, July, August and September (UV index 3).
Average cloud cover
Heidelberg, Australia
The month with the most cloud cover is July (Cloud cover 49).
The month with the least cloud cover is January (Cloud cover 30).
Average visibility
Heidelberg, Australia
The months with the highest visibility are January, February and March (10km).
The months with the lowest visibility are April, May, June, July, August, September, October, November and December (9km).
