January weather forecastBirkenhead, Australia
January
Weather in January
January, like December, in Birkenhead, Australia, is another warm summer month, with an average temperature ranging between min 18.3°C (64.9°F) and max 25.9°C (78.6°F).Temperature
The warmest temperatures occur during January, when averages reach a peak of 25.9°C (78.6°F) and a low of 18.3°C (64.9°F).Humidity
January is the least humid month, with an average relative humidity of 58%.Rainfall
January through March are months with the least rain in Birkenhead, Australia, when the rain falls for 6.1 days and typically aggregates up to 14mm (0.55") of rain.Sea temperature
January and February, with an average sea temperature of 21.3°C (70.3°F), are months with the warmest seawater.Note: In water with a temperature of 21.3°C (70.3°F), swimming is not a joy for most people. The challenge of controlling breathing increases as the temperature dips from 21°C (69.8°F) to 15°C (59°F).
Daylight
The average length of the day in January is 14h and 11min.On the first day of January, sunrise is at 6:05 am and sunset at 8:32 pm. On the last day of the month, sunrise is at 6:33 am and sunset at 8:24 pm ACDT.
Sunshine
In Birkenhead, the average sunshine in January is 9.1h.UV index
January, February and December, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In January, the average maximum UV index of 6 translates into the following recommendations:
Persist with safeguards and heed sun safety doctrines. Keeping sunburn at bay is of prime importance. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. Experience reduced UV exposure by about half when donning a wide-brim hat. Caution! The Sun's UV intensity grows with reflections off sand and water.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Birkenhead, Australia
- Average high temperature in January: 25.9°C
The warmest month (with the highest average high temperature) is January (25.9°C).
The month with the lowest average high temperature is July (14.2°C).
- Average low temperature in January: 18.3°C
The month with the highest average low temperature is January (18.3°C).
The coldest month (with the lowest average low temperature) is August (10°C).
Average pressure in January
Birkenhead, Australia
- Average pressure in January: 1012.4mbar
The month with the highest atmospheric pressure is June (1021.8mbar).
The month with the lowest atmospheric pressure is January (1012.4mbar).
Average wind speed in January
Birkenhead, Australia
- Average wind speed in January: 15.4km/h
The windiest month (with the highest average wind speed) is August (17.5km/h).
The calmest month (with the lowest average wind speed) is April (13.9km/h).
Average humidity in January
Birkenhead, Australia
- Average humidity in January: 58%
The month with the highest relative humidity is July (73%).
The month with the lowest relative humidity is January (58%).
Average rainfall in January
Birkenhead, Australia
- Average rainfall in January: 14mm
The wettest month (with the highest rainfall) is August (35mm).
The driest months (with the least rainfall) are January, February and March (14mm).
Average rainfall days in January
Birkenhead, Australia
- Average rainfall days in January: 6.1 days
The month with the highest number of rainy days is July (13.9 days).
The month with the least rainy days is February (4.8 days).
Average sea temperature in January
Birkenhead, Australia
- Average sea temperature in January: 21.3°C
The best months for swimming (with the highest average sea temperature) are January and February (21.3°C).
The coldest month (with the lowest average sea temperature) is August (13.7°C).
Average daylight in January /
Average sunshine in January
Birkenhead, Australia
- Average daylight in January: 14h and 12min
The month with the longest days is December (Average daylight: 14h and 24min).
The month with the shortest days is June (Average daylight: 9h and 54min).
- Average sunshine in January: 9h and 6min
The month with the most sunshine is December (Average sunshine: 10h and 6min).
The month with the least sunshine is August (Average sunshine: 7h and 12min).
Average sunshine days in January
Birkenhead, Australia
- Average sunshine days in January: 23.4 days
The month with the most sunshine days is January (23.4 days).
The month with the least sunshine days is July (15.8 days).
Average UV index in January
Birkenhead, Australia
- Average UV index in January: 6
The months with the highest UV index are January, February 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
Birkenhead, Australia
- Average cloud cover in January: 19
The months with the most cloud cover are May and July (Cloud cover 40).
The month with the least cloud cover is January (Cloud cover 19).
Average visibility in January
Birkenhead, 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).





