July weather forecastHornsby, Australia

July weather for Hornsby, Australia: The months with the least rainfall in Hornsby are July and September Rain falls for 10.3 days and accumulates 30mm (1.18") of rain. The months with the least rainfall in Hornsby are July and September Rain falls for 10.3 days and accumulates 30mm (1.18") of rain.

July

Weather in July

July, the same as June, is another comfortable winter month in Hornsby, Australia, with an average temperature varying between 16.7°C (62.1°F) and 8.9°C (48°F).

Temperature

The coldest temperatures occur during July, when averages reach a peak of 16.7°C (62.1°F) and a low of 8.9°C (48°F).

Humidity

The average relative humidity in July in Hornsby, Australia, is 70%.

Rainfall

The months with the least rainfall in Hornsby are July and September Rain falls for 10.3 days and accumulates 30mm (1.18") of rain.

Daylight

In July, the average length of the day in Hornsby is 10h and 10min.
On the first day of July, sunrise is at 7:00 am and sunset at 4:58 pm. On the last day of the month, sunrise is at 6:48 am and sunset at 5:15 pm AEST.

Sunshine

In July, the average sunshine is 8h.

UV index

May through September, with an average maximum UV index of 4, are months with the lowest UV index. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for average individuals.
Note: In July, the maximum UV index of 4 translates into these guidelines:
Ensure safety - Recommendations to avert sunburn are presented. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Boost your sun resistance with garments that are densely woven yet spacious.

Frequently asked questions

July stands out as Hornsby's coldest month, with an average high-temperature of 16.7°C (62.1°F) and a low-temperature of 8.9°C (48°F).

In Hornsby, 16.7°C (62.1°F) is the average high-temperature and 8.9°C (48°F) is the average low-temperature during July. In January, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which factors the actual air temperature with the relative humidity, is calculated to be 31°C (87.8°F).

The average relative humidity in July is 70%.

The months with the least rainfall in Hornsby are July and September Rain falls for 10.3 days and accumulates 30mm (1.18") of rain.

In Hornsby, Australia, in July, during 10.3 rainfall days, 30mm (1.18") of precipitation is typically accumulated.

In July, the average day length in Hornsby is 10h and 10min.

In July, on the first day of the month, sunrise is at 7:00 am and sunset at 4:58 pm. On the last day of the month, sunrise is at 6:48 am and sunset at 5:15 pm AEST.

The average sunshine duration in July is 8h.

May through September, with an average maximum UV index of 4, are months with the lowest UV index.

The average daily maximum UV index in July in Hornsby is 4. A UV Index value of 3 to 5 symbolizes a moderate vulnerability 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 sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in July
Hornsby, Australia

  • Average high temperature in July: 16.7°C

The warmest month (with the highest average high temperature) is January (28.2°C).
The month with the lowest average high temperature is July (16.7°C).

  • Average low temperature in July: 8.9°C

The month with the highest average low temperature is January (19.3°C).
The coldest month (with the lowest average low temperature) is July (8.9°C).

Average pressure in July
Hornsby, Australia

  • Average pressure in July: 1020.5mbar

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 July
Hornsby, Australia

  • Average wind speed in July: 11.5km/h

The windiest months (with the highest average wind speed) are January, August, September and December (12.1km/h).
The calmest month (with the lowest average wind speed) is April (10.6km/h).

Average humidity in July
Hornsby, Australia

  • Average humidity in July: 70%

The month with the highest relative humidity is June (75%).
The months with the lowest relative humidity are August and September (66%).

Average rainfall in July
Hornsby, Australia

  • Average rainfall in July: 30mm

The wettest month (with the highest rainfall) is February (89mm).
The driest months (with the least rainfall) are July and September (30mm).

Average rainfall days in July
Hornsby, Australia

  • Average rainfall days in July: 10.3 days

The month with the highest number of rainy days is January (16.3 days).
The month with the least rainy days is May (8.5 days).

Average daylight in July /
Average sunshine in July
Hornsby, Australia

  • Average daylight in July: 10h and 12min

The month with the longest days is December (Average daylight: 14h and 18min).
The month with the shortest days is June (Average daylight: 10h and 0min).

  • Average sunshine in July: 8h and 0min

The month with the most sunshine is November (Average sunshine: 9h and 42min).
The month with the least sunshine is June (Average sunshine: 5h and 54min).

Average sunshine days in July
Hornsby, Australia

  • Average sunshine days in July: 18.8 days

The month with the most sunshine days is August (19.8 days).
The month with the least sunshine days is February (10.6 days).

Average UV index in July
Hornsby, Australia

  • Average UV index in July: 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 July
Hornsby, Australia

  • Average cloud cover in July: 26

The month with the most cloud cover is February (Cloud cover 43).
The month with the least cloud cover is August (Cloud cover 24).

Average visibility in July
Hornsby, Australia

  • Average visibility in July: 10km

The months with the highest visibility are February, March, April, May, June, July, August, September and October (10km).
The months with the lowest visibility are January, November and December (9km).