January weather forecast
Vanimo, Papua New Guinea

January

Weather in January

January in Vanimo, Papua New Guinea, is characterized by warm temperatures and high humidity. An increase in extreme weather events is often associated with January, with the highest rainfall of 200mm (7.87") observed during this month. Winds are moderate, creating a mild breeze that provides slight relief from the temperature. The sun shines for a significant portion of the day, although not as long as in the following months. Nonetheless, the weather remains relatively consistent, offering predictable climate patterns suitable for outdoor activities.

Temperature

Vanimo, in January, notes a high-temperature average of a still moderately hot 28.9°C (84°F), identical to December. A minimal decline in temperature from daytime highs is anticipated throughout the January nights, averaging a still warm 25.3°C (77.5°F).

Heat index

The heat index for January is computed to be a torrid 35°C (95°F). Implement more preventive measures, heat cramps and heat exhaustion are probable. Heatstroke might result from extended activity.
Take into consideration that the heat index values are calculated for shade and light wind conditions. 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 'real feel' or 'apparent temperature', joins air temperature with relative humidity to produce a temperature perception for humans. Factors including metabolic differences, physical activity, and clothing are additional elements that influence the individual's temperature experience. It is noteworthy to mention that direct sunlight exposure can augment the felt temperature, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Children regularly disregard the necessity to rest and replenish fluids. Thirst is a late symptom of dehydration - thus, maintaining hydration, particularly during long-lasting physical activities, is essential.
Perspiration is the human body's physiological response to high temperatures and is an attempt to lower body temperature through evaporation of sweat. When the air holds a significant amount of moisture, the efficiency of the evaporation process is decreased, preventing the body from cooling down efficiently, leading to the sensation of overheating. Temperature imbalances caused by excessive heat retention can trigger heat-related maladies.

Humidity

In January, the average relative humidity in Vanimo is 81%.

Rainfall

In Vanimo, in January, it is raining for 28.6 days, with typically 200mm (7.87") of accumulated precipitation. In Vanimo, Papua New Guinea, during the entire year, the rain falls for 282.5 days and collects up to 1655mm (65.16") of precipitation.

Sea temperature

In January, the average sea temperature is 29.5°C (85.1°F).
Note: In any water activity, temperatures between 25°C (77°F) and 29°C (84.2°F) are viewed as magnificent and exceptionally pleasant for prolonged enjoyment.

Daylight

In January, the average length of the day is 12h and 16min.
On the first day of the month, sunrise is at 06:29 and sunset at 18:46. On the last day of January, sunrise is at 06:41 and sunset at 18:55 +10.

Sunshine

The average sunshine in January is 7.8h.

UV index

January and December, with an average maximum UV index of 6, are months with the lowest UV index in Vanimo. A UV Index estimate of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for the average person.
Note: A typical high UV index of 6 in January suggests the following recommendations:
Evade overexposure. Individuals with fair skin risk burning in under 20 minutes. Stay out of direct sunlight and seek shade between 10 a.m. and 4 p.m., when UV radiation is strongest, but remember that shade devices may not offer full sun protection. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Stay vigilant! UV rays get a boost in intensity due to sand and water reflections.

Frequently asked questions

How hot is it in January?
Vanimo in January has an average high-temperature of 28.9°C (84°F) and an average low-temperature of 25.3°C (77.5°F). In January, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is computed to be 35°C (95°F).
What is the average humidity in January?
The average relative humidity in January is 81%.
How much does it rain in January?
In Vanimo, Papua New Guinea, during January, the rain falls for 28.6 days and regularly aggregates up to 200mm (7.87") of precipitation.
What is the sea water temperature in January?
In Vanimo, the average seawater temperature in January is 29.5°C (85.1°F). Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.
How many hours of daylight does Vanimo have in January?
In Vanimo, the average day length in January is 12h and 16min.
What time are sunrise and sunset in January?
On the first day of January, sunrise is at 06:29 and sunset at 18:46. On the last day of the month, sunrise is at 06:41 and sunset at 18:55 +10.
How long on average sun shines in January?
In Vanimo, the average sunshine duration in January is 7.8h.
What is the month with the lowest UV index?
January and December, with an average maximum UV index of 6, are months with the lowest UV index.
What is the UV index intensity in January in Vanimo?
In Vanimo, the average daily maximum UV index in January is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average sea temperature
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in January - Vanimo, Papua New Guinea
Average temperature in January
Vanimo, Papua New Guinea
  • Average high temperature in January: 28.9°C

The warmest month (with the highest average high temperature) is November (29.4°C).
The months with the lowest average high temperature are March and July (28.7°C).

  • Average low temperature in January: 25.3°C

The months with the highest average low temperature are November and December (25.4°C).
The coldest month (with the lowest average low temperature) is September (24.7°C).

Average pressure in January - Vanimo, Papua New Guinea
Average pressure in January
Vanimo, Papua New Guinea
  • Average pressure in January: 1008.2mbar

The month with the highest atmospheric pressure is September (1009.8mbar).
The month with the lowest atmospheric pressure is December (1007.7mbar).

Average wind speed in January - Vanimo, Papua New Guinea
Average wind speed in January
Vanimo, Papua New Guinea
  • Average wind speed in January: 11.8km/h

The windiest month (with the highest average wind speed) is March (12.4km/h).
The calmest month (with the lowest average wind speed) is May (9km/h).

Average humidity in January - Vanimo, Papua New Guinea
Average humidity in January
Vanimo, Papua New Guinea
  • Average humidity in January: 81%

The months with the highest relative humidity are March and April (82%).
The months with the lowest relative humidity are September and October (79%).

Average rainfall in January - Vanimo, Papua New Guinea
Average rainfall in January
Vanimo, Papua New Guinea
  • Average rainfall in January: 200mm

The wettest month (with the highest rainfall) is December (219mm).
The driest month (with the least rainfall) is September (61mm).

Average rainfall days in January - Vanimo, Papua New Guinea
Average rainfall days in January
Vanimo, Papua New Guinea
  • Average rainfall days in January: 28.6 days

The month with the highest number of rainy days is January (28.6 days).
The month with the least rainy days is October (19.8 days).

Average sea temperature in January - Vanimo, Papua New Guinea
Average sea temperature in January
Vanimo, Papua New Guinea
  • Average sea temperature in January: 29.5°C

The best months for swimming (with the highest average sea temperature) are October and November (29.8°C).
The coldest month (with the lowest average sea temperature) is August (29°C).

Average daylight in January / Average sunshine in January - Vanimo, Papua New Guinea
Average daylight in January /
Average sunshine in January
Vanimo, Papua New Guinea
  • Average daylight in January: 12h and 2min

The month with the longest days is December (Average daylight: 12h and 18min).
The month with the shortest days is June (Average daylight: 12h and 0min).

  • Average sunshine in January: 7h and 5min

The months with the most sunshine are May and October (Average sunshine: 8h and 42min).
The month with the least sunshine is March (Average sunshine: 7h and 24min).

Average sunshine days in January - Vanimo, Papua New Guinea
Average sunshine days in January
Vanimo, Papua New Guinea
  • Average sunshine days in January: 1.6 days

The month with the most sunshine days is October (9.6 days).
The month with the least sunshine days is January (1.6 days).

Average UV index in January - Vanimo, Papua New Guinea
Average UV index in January
Vanimo, Papua New Guinea
  • Average UV index in January: 6

The months with the highest UV index are February, March, April, May, June, July, August, September, October and November (UV index 7).
The months with the lowest UV index are January and December (UV index 6).

Average cloud cover in January - Vanimo, Papua New Guinea
Average cloud cover in January
Vanimo, Papua New Guinea
  • Average cloud cover in January: 45

The month with the most cloud cover is March (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 36).

Average visibility in January - Vanimo, Papua New Guinea
Average visibility in January
Vanimo, Papua New Guinea
  • Average visibility in January: 9km

The months with the highest visibility are February, April, May, June, July, August, September, October and November (10km).
The months with the lowest visibility are January, March and December (9km).

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