January weather forecastBlue Mountain, Australia

January

Weather in January

January, like December, in Blue Mountain, Australia, is another warm summer month, with temperature in the range of an average low of 24.8°C (76.6°F) and an average high of 28.3°C (82.9°F).

Temperature

With the advent of January, Blue Mountain's high-temperatures adjust to a still moderately hot 28.3°C (82.9°F), closely aligning with the preceding month. Blue Mountain's nocturnal readings in January exhibit minimal variation from the daytime temperatures, averaging at a still moderately hot 24.8°C (76.6°F).

Heat index

In January, the heat index is appraised at a tropical 33°C (91.4°F). Take more safety measures, heat exhaustion and heat cramps are potential outcomes. Persistent activity might lead to heatstroke.
Understanding the heat index involves considering values for shaded locales with light wind. Facing direct sunlight may hike up the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is an indicator that blends the effects of temperature and humidity to depict perceived warmth. The influence of weather can be personal, changing with an individual's body mass, height, and level of physical exertion. Realize that direct exposure to sunlight can augment the felt heat, leading to a potential increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Kids generally face higher risks than adults as they sweat less. Along with their large skin surface compared to their small bodies and higher heat production due to their activities, their vulnerability is increased.

Humidity

In Blue Mountain, the average relative humidity in January is 78%.

Rainfall

In January, in Blue Mountain, Australia, the rain falls for 19.6 days. Throughout January, 150mm (5.91") of precipitation is accumulated. Throughout the year, there are 163.3 rainfall days, and 841mm (33.11") of precipitation is accumulated.

Daylight

In January, the average length of the day is 13h and 17min.
On the first day of the month, sunrise is at 5:24 am and sunset at 6:49 pm. On the last day of January, sunrise is at 5:44 am and sunset at 6:49 pm AEST.

Sunshine

In January, the average sunshine is 9.1h.

UV index

The average daily maximum UV index in January is 6. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: The daily high UV index of 6 during January translates into the following recommendations:
Sustain precautions and conform to sun safety norms. Preventing sunburn is necessary. Avoid exposure to the Sun and try to stay in the shade between 10 a.m. and 4 p.m., when UV radiation is most potent, but be aware that parasols or canopies may not offer full protection. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.

Updated: Jan 26, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The high-temperature in Blue Mountain, Australia, during January is 28.3°C (82.9°F) and the low-temperature is 24.8°C (76.6°F). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, in January is appraised at 33°C (91.4°F).

In Blue Mountain, the average relative humidity in January is 78%.

In Blue Mountain, Australia, in January, during 19.6 rainfall days, 150mm (5.91") of precipitation is typically accumulated.

In Blue Mountain, the average day length in January is 13h and 17min.

On the first day of January in Blue Mountain, sunrise is at 5:24 am and sunset at 6:49 pm. On the last day of the month, sunrise is at 5:44 am and sunset at 6:49 pm AEST.

In January, the average sunshine duration is 9.1h.

In January, the average daily maximum UV index in Blue Mountain, Australia, is 6. A UV Index estimate of 6 to 7 represents a high health threat from unsafe exposure to Sun's UV rays.

Today

Tomorrow

Long-term

Year January F M A M J J A S O N D

Dec

January

Feb

Average high temperature

28.1°C

28.3°C

28.5°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

18km/h

18.5km/h

18km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

12.4

8.5

7.3

Average UV index

Average cloud cover

Average visibility

Average temperature in January
Blue Mountain, Australia

Average high temperature in January: 28.3°C

The warmest month (with the highest average high temperature) is February (28.5°C).
The month with the lowest average high temperature is July (20.8°C).

Average low temperature in January: 24.8°C

The months with the highest average low temperature are January and February (24.8°C).
The coldest month (with the lowest average low temperature) is July (16.7°C).

Average pressure in January
Blue Mountain, Australia

Average pressure in January: 1008.7mbar

The month with the highest atmospheric pressure is July (1019mbar).
The month with the lowest atmospheric pressure is January (1008.7mbar).

Average wind speed in January
Blue Mountain, Australia

Average wind speed in January: 17.8km/h

The windiest month (with the highest average wind speed) is March (19.3km/h).
The calmest month (with the lowest average wind speed) is August (14km/h).

Average humidity in January
Blue Mountain, Australia

Average humidity in January: 78%

The month with the highest relative humidity is March (80%).
The month with the lowest relative humidity is August (74%).

Average rainfall in January
Blue Mountain, Australia

Average rainfall in January: 150mm

The wettest month (with the highest rainfall) is March (175mm).
The driest month (with the least rainfall) is September (9mm).

Average rainfall days in January
Blue Mountain, Australia

Average rainfall days in January: 19.6 days

The month with the highest number of rainy days is March (21.8 days).
The month with the least rainy days is August (5.8 days).

Average daylight in January /
Average sunshine in January
Blue Mountain, Australia

Average daylight in January: 13h and 18min

The month with the longest days is December (Average daylight: 13h and 24min).
The month with the shortest days is June (Average daylight: 10h and 48min).

Average sunshine in January: 9h and 6min

The month with the most sunshine is October (Average sunshine: 10h and 30min).
The months with the least sunshine are April, May and June (Average sunshine: 6h and 12min).

Average sunshine days in January
Blue Mountain, Australia

Average sunshine days in January: 8.5 days

The month with the most sunshine days is August (21.3 days).
The month with the least sunshine days is March (7.1 days).

Average UV index in January
Blue Mountain, Australia

Average UV index in January: 6

The months with the highest UV index are February, November and December (UV index 7).
The months with the lowest UV index are May, June, July and August (UV index 5).

Average cloud cover in January
Blue Mountain, Australia

Average cloud cover in January: 45

The month with the most cloud cover is March (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 20).

Average visibility in January
Blue Mountain, 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).