Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
January
Weather in January
Temperature
Barus signifies an average high-temperature of a still moderately hot 27.9°C (82.2°F) in January, closely mirroring the 27.5°C (81.5°F) of December. Nighttime temperatures in January average to a pleasant 22°C (71.6°F).Heat index
The heat index in January is appraised at a tropical 32°C (89.6°F). Exposure and extended activity could potentially cause a state of fatigue and lead to heat cramps.Heat index guidelines indicate values are for light wind scenarios and shaded regions. Under direct sunshine, the heat index values might be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', represents the fusion of temperature and moisture in the air to suggest how warm it feels. Physical activity, clothing, and metabolic variations are additional factors that impact an individual's perception of temperature. One must note that being under the direct sun can escalate the heat's effects, with the heat index possibly rising by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Young kids are often more at risk than adults as they tend to perspire less. Besides, their skin surface is larger relative to their small bodies, and their increased heat output from their active lifestyle compounds their risk.
Humidity
The average relative humidity in January is 82%.Rainfall
In Barus, in January, it is raining for 25.8 days, with typically 145mm (5.71") of accumulated precipitation. In Barus, during the entire year, the rain falls for 285.3 days and collects up to 1792mm (70.55") of precipitation.Daylight
In Barus, the average length of the day in January is 12h and 1min.On the first day of the month, sunrise is at 06:29 and sunset at 18:29. On the last day of January, sunrise is at 06:38 and sunset at 18:40 WIB.
Sunshine
In Barus, the average sunshine in January is 8.3h.UV index
The months with the highest UV index are January through December, with an average maximum UV index of 6. January through 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 threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The UV index of 6 in January translates into these instructions:
Deter overexposure. Protecting against the sun's effects is essential. The Sun's UV radiation is at its strongest between the hours of 10 a.m. and 4 p.m. Minimize direct exposure to the sun during this period. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in January?
What is the average humidity in January in Barus?
How many days does it rain in January?
How many hours of daylight does Barus have in January?
When is the sunrise / sunset in January?
How many hours of sunshine does Barus have in January?
What are the months with the highest UV index?
What are the months with the lowest UV index?
What is the UV index intensity in January in Barus?
Average temperature in January
Barus, Indonesia
- Average high temperature in January: 27.9°C
The warmest month (with the highest average high temperature) is May (28.9°C).
The month with the lowest average high temperature is November (27.3°C).
- Average low temperature in January: 22°C
The month with the highest average low temperature is May (22.5°C).
The coldest months (with the lowest average low temperature) are July and September (21.5°C).
Average pressure in January
Barus, Indonesia
- Average pressure in January: 1010.7mbar
The month with the highest atmospheric pressure is September (1011mbar).
The month with the lowest atmospheric pressure is May (1009.9mbar).
Average wind speed in January
Barus, Indonesia
- Average wind speed in January: 4.8km/h
The windiest month (with the highest average wind speed) is June (5.6km/h).
The calmest month (with the lowest average wind speed) is April (4.7km/h).
Average humidity in January
Barus, Indonesia
- Average humidity in January: 82%
The month with the highest relative humidity is November (84%).
The months with the lowest relative humidity are June and July (78%).
Average rainfall in January
Barus, Indonesia
- Average rainfall in January: 145mm
The wettest month (with the highest rainfall) is November (259mm).
The driest month (with the least rainfall) is June (82mm).
Average rainfall days in January
Barus, Indonesia
- Average rainfall days in January: 25.8 days
The months with the highest number of rainy days are March and November (27.2 days).
The month with the least rainy days is June (17.2 days).
Average daylight in January /
Average sunshine in January
Barus, Indonesia
- Average daylight in January: 12h and 0min
The month with the longest days is June (Average daylight: 12h and 12min).
The month with the shortest days is December (Average daylight: 12h and 0min).
- Average sunshine in January: 8h and 2min
The month with the most sunshine is June (Average sunshine: 9h and 0min).
The month with the least sunshine is November (Average sunshine: 7h and 0min).
Average sunshine days in January
Barus, Indonesia
- Average sunshine days in January: 4.3 days
The month with the most sunshine days is June (11.4 days).
The month with the least sunshine days is November (1.8 days).
Average UV index in January
Barus, Indonesia
- Average UV index in January: 6
The months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 6).
The months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 6).
Average cloud cover in January
Barus, Indonesia
- Average cloud cover in January: 42
The month with the most cloud cover is November (Cloud cover 55).
The month with the least cloud cover is June (Cloud cover 33).
Average visibility in January
Barus, Indonesia
- Average visibility in January: 9km
The months with the highest visibility are May, June, July, August and September (10km).
The months with the lowest visibility are January, February, March, April, October, November and December (9km).
