January weather forecast
Geraldton, Australia

Weather in Geraldton, Australia kicks off the year with a generally warm and comfortable climate. Sea temperatures remain balmy at 23°C (73.4°F), sparking ideal conditions for coastal activities. With maximum temperatures hovering around 29.9°C (85.8°F) and a relatively low rainfall of 19mm (0.75") over approximately seven days, January proves to be dry and mildly hot. It is an optimal month for outdoor activities, owing to the impressive 13.7 hours of daylight complemented by a UV index of 7. As the month transitions into February, one can anticipate comparably moderate weather conditions.

The month of February bears close resemblance to January in terms of weather conditions in Geraldton. With a slight increase in maximum temperatures to 30.5°C (86.9°F), the warm summer feel remains. Even though February experiences a minor decrease in rainfall to 14mm (0.55"), the number of rainfall days decreases resulting in a marginally drier month. A slightly shorter daylight duration of 13.1 hours still provides ample time for outdoor pursuits. On the plus side, expect the weather to start cooling down come March.

Temperature

Geraldton experiences a minor change to a still warm 29.9°C (85.8°F) in average high-temperature during January, closely reflecting December. An average low-temperature of 22°C (71.6°F) is anticipated throughout the nights during January.

Heat index

In January, the average heat index is appraised at a hot 32°C (89.6°F). With ongoing exposure and activity, one might experience weariness, and heat cramps could ensue.
Records show heat index calculations are tailored for shaded regions and mild winds. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', binds temperature metrics with humidity values to give a sense of the actual warmth. Factors such as metabolic variation, pregnancy, and physical activity play a role in one's impression of weather. Remember, direct sunlight exposure can heighten the heat impact and might increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Younglings frequently fail to recognize the requirement to rest and rehydrate. Thirst emerges late in dehydration - it is imperative to keep hydration levels high, particularly during extended physical exertions.

Humidity

In Geraldton, the average relative humidity in January is 58%.

Rainfall

In Geraldton, Australia, in January, during 6.8 rainfall days, 19mm (0.75") of precipitation is typically accumulated. Throughout the year, there are 88.5 rainfall days, and 218mm (8.58") of precipitation is accumulated.

Sea temperature

In Geraldton, the average seawater temperature in January is 23°C (73.4°F).
Note: While a person's sensitivity to cold is personal, factors like sunshine, wind, and the temperature can influence their comfort in 23°C (73.4°F) waters. Olympians, for perspective, swim in waters between 25°C (77°F) and 28°C (82.4°F).

Daylight

The average length of the day in January in Geraldton is 13h and 44min.
On the first day of January, sunrise is at 5:26 am and sunset at 7:23 pm. On the last day of the month, sunrise is at 5:50 am and sunset at 7:18 pm AWST.

Sunshine

January has the most sunshine of the year in Geraldton, with an average of 11.8h of sunshine.

UV index

The months with the highest UV index are January and February, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In January, an average UV index of 7 transforms into the following instructions:
Take precautions against overexposure. Protection against sun damage is needed. Stay in the shade and limit direct sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its strongest. Remember, however, that not all shade structures provide full sun protection. Opt for tightly woven and loose clothing to enhance protection from the Sun. Stay vigilant! UV rays get a boost in intensity due to sand and water reflections.