January weather forecast
Wewak, Papua New Guinea

The weather in January in Wewak, Papua New Guinea, maintains consistent heat, reflecting the tropical climate. Shifting barely perceptibly, daytime temperatures and humidity remain similar to those of December. Despite the warmth, rain is often abundant, with January accommodating the maximum amount of rainfall, recording 228mm (8.98") within the span of the month. Furthermore, Wewak experiences mildly windy conditions that add some relief from the tropical heat. As the year progresses, slight changes in the weather pattern will become evident, setting the stage for February's climate.

Temperature

The advent of January signifies a minor shift to an average high-temperature of a still moderately hot 29.2°C (84.6°F), aligning closely with December. Wewak maintains a minor drop in temperature during January nights, with averages of 25°C (77°F).

Heat index

January's heat index is appraised at a fiery hot 36°C (96.8°F). Ensure additional precautions, heat exhaustion and heat cramps may be expected. Heatstroke could occur from sustained activity.
Heat index determinations are made taking into account the shade and light air movements. The heat index has the possibility to be enhanced by 15 Fahrenheit (8 Celsius) degrees when there is direct sun exposure.
Note: The heat index, also known as 'apparent temperature' or 'real feel', ties air temperature with relative humidity to produce the perceived temperature sensation. This impact is subjective, influenced by the person's physical activity and individual heat perception, affected by factors including wind, attire, and metabolic differences. Under direct sun rays, the felt temperature might be heightened, with the heat index increasing by 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Children typically face more danger than adults as their sweat production is usually lower. Additionally, the bigger skin surface compared to their small size and the increased heat due to their activeness exacerbate the risk.
Evaporation of sweat is the main factor behind the cooling effect of perspiration in the human body. Greater relative humidity lessens the rate of evaporation, thus decreasing the body's heat dispersal, which gives rise to a sensation of overheating. Heat-related challenges, like dehydration, can be anticipated when body heat isn't managed effectively.

Humidity

The average relative humidity in January is 81%.

Rainfall

In Wewak, in January, it is raining for 28.8 days, with typically 228mm (8.98") of accumulated precipitation. In Wewak, during the entire year, the rain falls for 333.4 days and collects up to 2263mm (89.09") of precipitation.

Sea temperature

In Wewak, the average seawater temperature in January is 29.7°C (85.5°F).
Note: For swimming, diving, or other water activities, the temperature range of 25°C (77°F) to 29°C (84.2°F) is perceived as exceptionally enjoyable and comfortable even for prolonged periods.

Daylight

The average length of the day in January is 12h and 18min.
On the first day of the month, sunrise is at 06:18 and sunset at 18:38. On the last day of January, sunrise is at 06:30 and sunset at 18:46 +10.

Sunshine

The average sunshine in January is 7.6h.

UV index

January, March, November and December, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: In January, a daily maximum UV index of 6 leads to the following instructions:
Endorse precautions and be consistent with sun safety guidelines. Preventing sunburn is paramount. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Watch out! Sand and water enhance the UV exposure you receive.