December weather forecast
Watheroo, Australia

December

Weather in December

December, the first month of the summer in Watheroo, is a tropical month, with an average temperature varying between 32.5°C (90.5°F) and 18.1°C (64.6°F).

Temperature

December's arrival brings a modest temperature shift, moving from a warm 29.5°C (85.1°F) in November to a hot 32.5°C (90.5°F). A significant drop from the day's peak to an average low-temperature of 18.1°C (64.6°F) is noted during the nights in December.

Heat index

The heat index value during December is calculated to be a hot 34°C (93.2°F). Ensure extra safety steps, heat exhaustion and heat cramps are likely. Long activity might lead to heatstroke.
Thinking about the heat index, one should account for its values in shaded areas with gentle breezes. The heat index has the potential to rise by 15 Fahrenheit (8 Celsius) degrees with direct sunshine exposure.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is found by incorporating humidity levels into the air temperature measurement. The effect is experienced differently by individuals, hinging on unique characteristics such as body mass, stature, and level of activity. One must note that being under the direct sun can escalate the heat's effects, with the heat index possibly rising by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.

Humidity

In Watheroo, the average relative humidity in December is 44%.

Rainfall

December is the month with the least rainfall in Watheroo, Australia. Rain falls for 4.5 days and accumulates 8mm (0.31") of precipitation.

Daylight

The month with the longest days in Watheroo is December, with an average of 14h and 6min of daylight.
On the first day of December in Watheroo, sunrise is at 5:06 am and sunset at 7:03 pm. On the last day of the month, sunrise is at 5:16 am and sunset at 7:20 pm AWST.

Sunshine

In Watheroo, the average sunshine in December is 11.5h.

UV index

January, February and December, with an average maximum UV index of 7, are months with the highest UV index in Watheroo. A UV Index estimate of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for the average person.
Note: The UV index of 7 in December translates into these instructions:
Inhibit overexposure. Warding off sun damage is of utmost importance. Limit your direct sun exposure, especially between 10 a.m. and 4 p.m., when UV radiation is strongest. Shade structures might not provide complete sun protection. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.

Frequently asked questions

How hot does it get in Watheroo in December?
December temperatures vary between a high-temperature of 32.5°C (90.5°F) and a low-temperature of 18.1°C (64.6°F). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in December is calculated to be 34°C (93.2°F).
What is the average humidity in December in Watheroo?
In December, the average relative humidity in Watheroo, Australia, is 44%.
What is the driest month in Watheroo?
December is the month with the least rainfall in Watheroo. Rain falls for 4.5 days and accumulates 8mm (0.31") of precipitation.
How much does it rain in Watheroo in December?
In December, in Watheroo, Australia, the rain falls for 4.5 days. Throughout December, 8mm (0.31") of precipitation is accumulated.
When are the longest days in Watheroo?
With an average of 14h and 6min of daylight, December has the longest days of the year in Watheroo, Australia.
How many hours of daylight does Watheroo have in December?
In December, the average day length is 14h and 4min.
What time are sunrise and sunset in December in Watheroo?
In December, on the first day of the month, sunrise is at 5:06 am and sunset at 7:03 pm. On the last day of the month, in Watheroo, Australia, sunrise is at 5:16 am and sunset at 7:20 pm AWST.
How long on average sun shines in December in Watheroo?
In Watheroo, the average sunshine duration in December is 11.5h.
When is the highest UV index in Watheroo?
January, February and December, with an average maximum UV index of 7, are months with the highest UV index.
What is the UV index reading in December in Watheroo?
In December, the average daily maximum UV index in Watheroo, Australia, is 7. A UV Index value of 6 to 7 symbolizes a high health risk 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 daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December - Watheroo, Australia
Average temperature in December
Watheroo, Australia
  • Average high temperature in December: 32.5°C

The warmest month (with the highest average high temperature) is January (34.8°C).
The month with the lowest average high temperature is July (17.1°C).

  • Average low temperature in December: 18.1°C

The month with the highest average low temperature is February (20.9°C).
The coldest month (with the lowest average low temperature) is August (7.8°C).

Average pressure in December - Watheroo, Australia
Average pressure in December
Watheroo, Australia
  • Average pressure in December: 1011.3mbar

The month with the highest atmospheric pressure is July (1020.8mbar).
The month with the lowest atmospheric pressure is January (1010.1mbar).

Average wind speed in December - Watheroo, Australia
Average wind speed in December
Watheroo, Australia
  • Average wind speed in December: 14.5km/h

The windiest month (with the highest average wind speed) is January (14.8km/h).
The calmest month (with the lowest average wind speed) is July (10.7km/h).

Average humidity in December - Watheroo, Australia
Average humidity in December
Watheroo, Australia
  • Average humidity in December: 44%

The month with the highest relative humidity is August (79%).
The month with the lowest relative humidity is February (43%).

Average rainfall in December - Watheroo, Australia
Average rainfall in December
Watheroo, Australia
  • Average rainfall in December: 8mm

The wettest month (with the highest rainfall) is August (31mm).
The driest month (with the least rainfall) is December (8mm).

Average rainfall days in December - Watheroo, Australia
Average rainfall days in December
Watheroo, Australia
  • Average rainfall days in December: 4.5 days

The month with the highest number of rainy days is August (11 days).
The month with the least rainy days is December (4.5 days).

Average daylight in December / Average sunshine in December - Watheroo, Australia
Average daylight in December /
Average sunshine in December
Watheroo, Australia
  • Average daylight in December: 14h and 1min

The month with the longest days is December (Average daylight: 14h and 6min).
The month with the shortest days is June (Average daylight: 10h and 12min).

  • Average sunshine in December: 11h and 3min

The month with the most sunshine is January (Average sunshine: 11h and 42min).
The month with the least sunshine is July (Average sunshine: 6h and 0min).

Average sunshine days in December - Watheroo, Australia
Average sunshine days in December
Watheroo, Australia
  • Average sunshine days in December: 25 days

The month with the most sunshine days is December (25 days).
The month with the least sunshine days is August (17.6 days).

Average UV index in December - Watheroo, Australia
Average UV index in December
Watheroo, Australia
  • Average UV index in December: 7

The months with the highest UV index are January, February and December (UV index 7).
The months with the lowest UV index are June, July and August (UV index 4).

Average cloud cover in December - Watheroo, Australia
Average cloud cover in December
Watheroo, Australia
  • Average cloud cover in December: 15

The months with the most cloud cover are July and August (Cloud cover 35).
The month with the least cloud cover is January (Cloud cover 13).

Average visibility in December - Watheroo, Australia
Average visibility in December
Watheroo, Australia
  • Average visibility in December: 10km

The months with the highest visibility are January, February, March, April, May, November and December (10km).
The month with the lowest visibility is August (8km).

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