January weather forecastMetro, Indonesia
January weather forecast for Metro, Indonesia: The average heat index, which represents the influence of relative humidity on air temperature, in January is estimated at 42°C (107.6°F). January, like December, is another tropical summer month in Metro, Indonesia, with an average temperature ranging between max 30.8°C (87.4°F) and min 23.3°C (73.9°F).
January
Weather in January
January, like December, is another tropical summer month in Metro, Indonesia, with an average temperature ranging between max 30.8°C (87.4°F) and min 23.3°C (73.9°F).Temperature
January, February and July represent the coldest period, with an average high-temperature of 30.8°C (87.4°F).Heat index
For most parts of January, the heat index is estimated at an extremely hot 42°C (107.6°F). Incorporate special precautions, risk of heat exhaustion and heat cramps is substantial. Sustained activity could cause heatstroke.It is crucial to understand that heat index figures are for shade and gentle wind conditions. Direct sunshine exposure could raise heat index values by as much as 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is a value derived by merging air temperature with the humidity to convey how the climate feels. This effect is personal, influenced by the individual's physical activity and heat sensitivity, shaped by factors including wind, attire, and metabolic variations. Taking into account that direct sunlight can boost the heat effect, the heat index may rise by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. Young individuals are typically more threatened than adults due to their reduced perspiration. Also, the larger skin surface proportionate to their small bodies and the increased heat from their activities magnify their risk.
The human body cools itself through perspiration, as excessive warmth is removed from the body through sweat evaporation. In the presence of high relative humidity, the evaporation rate diminishes, resulting in the body retaining more warmth compared to dry conditions. When body temperature rises due to an imbalance in heat gain, there's a potential for dehydration and overheating.
Humidity
In January, the average relative humidity in Metro is 84%.Rainfall
The month with the most rainfall is January, when the rain falls for 30.3 days and typically aggregates up to 252mm (9.92") of precipitation.Daylight
The average length of the day in January is 12h and 23min.On the first day of January, sunrise is at 05:49 and sunset at 18:14. On the last day of the month, sunrise is at 06:01 and sunset at 18:22 WIB.
Sunshine
In Metro, the average sunshine in January is 7.7h.UV index
January and February, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: The daily high UV index of 6 in January translates into this advice:
Stand by precautions and apply sun safety measures. Evading sunburn is of great importance. Avoid direct Sun exposure and seek shade from 10 a.m. to 4 p.m., the period of highest UV radiation. Remember, however, that not all shade structures offer full protection. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Metro, Indonesia
- Average high temperature in January: 30.8°C
The warmest month (with the highest average high temperature) is October (33°C).
The months with the lowest average high temperature are January, February and July (30.8°C).
- Average low temperature in January: 23.3°C
The month with the highest average low temperature is November (23.8°C).
The coldest months (with the lowest average low temperature) are July and August (22.3°C).
Average pressure in January
Metro, Indonesia
- Average pressure in January: 1009.7mbar
The month with the highest atmospheric pressure is September (1010.9mbar).
The month with the lowest atmospheric pressure is December (1009.2mbar).
Average wind speed in January
Metro, Indonesia
- Average wind speed in January: 5.8km/h
The windiest month (with the highest average wind speed) is September (7.3km/h).
The calmest month (with the lowest average wind speed) is April (4.9km/h).
Average humidity in January
Metro, Indonesia
- Average humidity in January: 84%
The months with the highest relative humidity are February and March (85%).
The months with the lowest relative humidity are September and October (75%).
Average rainfall in January
Metro, Indonesia
- Average rainfall in January: 252mm
The wettest month (with the highest rainfall) is January (252mm).
The driest month (with the least rainfall) is September (28mm).
Average rainfall days in January
Metro, Indonesia
- Average rainfall days in January: 30.3 days
The month with the highest number of rainy days is January (30.3 days).
The month with the least rainy days is September (13.5 days).
Average daylight in January /
Average sunshine in January
Metro, Indonesia
- Average daylight in January: 12h and 24min
The month with the longest days is December (Average daylight: 12h and 24min).
The month with the shortest days is June (Average daylight: 11h and 48min).
- Average sunshine in January: 7h and 42min
The month with the most sunshine is September (Average sunshine: 8h and 54min).
The month with the least sunshine is June (Average sunshine: 6h and 12min).
Average sunshine days in January
Metro, Indonesia
- Average sunshine days in January: 0.3 days
The month with the most sunshine days is September (15.1 days).
The months with the least sunshine days are January and February (0.3 days).
Average UV index in January
Metro, Indonesia
- Average UV index in January: 6
The months with the highest UV index are March, April, May, June, July, August, September, October, November and December (UV index 7).
The months with the lowest UV index are January and February (UV index 6).
Average cloud cover in January
Metro, Indonesia
- Average cloud cover in January: 57
The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is September (Cloud cover 29).
Average visibility in January
Metro, Indonesia
- Average visibility in January: 8km
The months with the highest visibility are August, September, October and November (9km).
The month with the lowest visibility is February (7km).





