Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
January
Weather in January
Temperature
In Wahroonga, Australia, January is identified by the highest average temperatures, reaching a peak of 27.3°C (81.1°F) and a low of 19.8°C (67.6°F).Heat index
For January, the heat index is calculated to be a hot 30°C (86°F). If exposure and activity are sustained, they might cause a feeling of weariness, resulting in heat cramps.It is important to note that the heat index values are for shaded areas and light wind scenarios. The heat index may scale up by 15 Fahrenheit (8 Celsius) degrees with direct sun exposure.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is what the temperature feels like to the human body when the air temperature is combined with the relative humidity. The impact of weather is individual, with diverse individuals experiencing it differently due to variations in body mass, height, and activity levels. Direct sun exposure is noteworthy in its ability to escalate the felt temperature, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are particularly important for children. Kids are usually more vulnerable than adults, given their lesser sweating ability. Along with their larger skin surface relative to their small stature and the excess heat due to their activity, their risk is amplified.
Humidity
In Wahroonga, the average relative humidity in January is 74%.Rainfall
In Wahroonga, in January, during 16.7 rainfall days, 63mm (2.48") of precipitation is typically accumulated. In Wahroonga, during the entire year, the rain falls for 169 days and collects up to 647mm (25.47") of precipitation.Daylight
The average length of the day in January is 14h and 6min.On the first day of the month, sunrise is at 5:48 am and sunset at 8:09 pm. On the last day of January, sunrise is at 6:15 am and sunset at 8:01 pm AEDT.
Sunshine
The average sunshine in January in Wahroonga is 8.5h.UV index
The months with the highest UV index in Wahroonga are January, February, November and December, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: In January, a daily maximum UV index of 6 leads to the following instructions:
Uphold preventive measures and conform to sun safety guidelines. Defending against skin and eye harm is crucial. UV radiation from the sun is at its strongest between 10 a.m. and 4 p.m. Try to limit direct exposure during these hours. During bright days, sunglasses that offer UVA and UVB defense are recommended.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the warmest months in Wahroonga?
What are the temperatures in Wahroonga in January?
What is the average humidity in January in Wahroonga?
How much does it rain in Wahroonga in January?
How many hours of daylight does Wahroonga have in January?
When are sunrise and sunset in January in Wahroonga?
How long on average sun shines in January in Wahroonga?
What is the month with the highest UV index in Wahroonga?
What is the UV index reading in January in Wahroonga?
Average temperature in January
Wahroonga, Australia
- Average high temperature in January: 27.3°C
The warmest month (with the highest average high temperature) is January (27.3°C).
The month with the lowest average high temperature is July (16.6°C).
- Average low temperature in January: 19.8°C
The month with the highest average low temperature is January (19.8°C).
The coldest month (with the lowest average low temperature) is July (9.7°C).
Average pressure in January
Wahroonga, Australia
- Average pressure in January: 1012.9mbar
The month with the highest atmospheric pressure is June (1020.9mbar).
The month with the lowest atmospheric pressure is January (1012.9mbar).
Average wind speed in January
Wahroonga, Australia
- Average wind speed in January: 14km/h
The windiest months (with the highest average wind speed) are January and August (14km/h).
The calmest month (with the lowest average wind speed) is April (12.2km/h).
Average humidity in January
Wahroonga, Australia
- Average humidity in January: 74%
The month with the highest relative humidity is February (75%).
The months with the lowest relative humidity are August and September (66%).
Average rainfall in January
Wahroonga, Australia
- Average rainfall in January: 63mm
The wettest month (with the highest rainfall) is February (92mm).
The driest month (with the least rainfall) is September (35mm).
Average rainfall days in January
Wahroonga, Australia
- Average rainfall days in January: 16.7 days
The month with the highest number of rainy days is March (18.8 days).
The month with the least rainy days is August (10.1 days).
Average daylight in January /
Average sunshine in January
Wahroonga, Australia
- Average daylight in January: 14h and 1min
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 January: 8h and 3min
The month with the most sunshine is November (Average sunshine: 9h and 48min).
The month with the least sunshine is June (Average sunshine: 5h and 54min).
Average sunshine days in January
Wahroonga, Australia
- Average sunshine days in January: 11.2 days
The month with the most sunshine days is August (17.9 days).
The month with the least sunshine days is March (8.8 days).
Average UV index in January
Wahroonga, Australia
- Average UV index in January: 6
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 January
Wahroonga, Australia
- Average cloud cover in January: 40
The month with the most cloud cover is February (Cloud cover 42).
The month with the least cloud cover is August (Cloud cover 24).
Average visibility in January
Wahroonga, Australia
- Average visibility in January: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
