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
The coldest period, with an average high-temperature of 30°C (86°F), falls in January and December.Heat index
In January, the average heat index is estimated at a very hot 38°C (100.4°F). Implement additional cautionary measures, heat cramps and heat exhaustion could occur. Prolonged activity might induce heatstroke.Metrics for the heat index primarily focus on shaded spots and light wind conditions. The direct sun can potentially cause the heat index to increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', shows a temperature sensation when both heat and moisture conditions are combined. The individual's temperature perception can be influenced by numerous factors such as metabolic variations, physical activity, and clothing. 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 particularly meaningful for babies and toddlers. Children often do not understand the need to rest and hydrate. Thirst is a late manifestation of dehydration - therefore, it is essential to stay hydrated, particularly during prolonged physical activities.
When faced with excessive heat, the human body begins to perspire, utilizing the cooling benefits of sweat evaporation. When the relative humidity is high, the evaporation rate is reduced. The warmth is removed from the body at a lower rate, causing the body to retain more heat than it would in dry air. Overheating and dehydration threats arise when heat gain goes beyond what the body can comfortably shed.
Humidity
In Persiakan, the average relative humidity in January is 81%.Rainfall
In Persiakan, during January, the rain falls for 28.8 days and regularly aggregates up to 123mm (4.84") of precipitation. Throughout the year, there are 326.9 rainfall days, and 1594mm (62.76") of precipitation is accumulated.Daylight
The average length of the day in January is 11h and 58min.On the first day of the month, sunrise is at 06:28 and sunset at 18:24. On the last day of January, sunrise is at 06:37 and sunset at 18:36 WIB.
Sunshine
In Persiakan, the average sunshine in January is 8.2h.UV index
January through December, with an average maximum UV index of 7, are months with the highest UV index. January through December, with an average maximum UV index of 7, are months with the lowest UV index. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: During January, 7 as the daily maximum UV index converts into the following advice:
Persist with safeguards and heed sun safety doctrines. Keeping sunburn at bay is of prime importance. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What time of the year is the coldest?
How hot does it get in January?
What is the average humidity in January?
How much does it rain in January?
What is the average length of the day in January?
When is the sunrise / sunset in January?
How many hours of sunshine does Persiakan have in January?
What are the months with the highest UV index?
What is the month with the lowest UV index in Persiakan?
How high is the UV index in January?
Average temperature in January
Persiakan, Indonesia
- Average high temperature in January: 30°C
The warmest month (with the highest average high temperature) is June (32.1°C).
The months with the lowest average high temperature are January and December (30°C).
- Average low temperature in January: 23.3°C
The months with the highest average low temperature are April and May (24.6°C).
The coldest months (with the lowest average low temperature) are January and February (23.3°C).
Average pressure in January
Persiakan, Indonesia
- Average pressure in January: 1010.7mbar
The month with the highest atmospheric pressure is January (1010.7mbar).
The month with the lowest atmospheric pressure is May (1009.4mbar).
Average wind speed in January
Persiakan, Indonesia
- Average wind speed in January: 6.3km/h
The windiest months (with the highest average wind speed) are January and February (6.3km/h).
The calmest months (with the lowest average wind speed) are May, September and October (5.4km/h).
Average humidity in January
Persiakan, Indonesia
- Average humidity in January: 81%
The month with the highest relative humidity is December (82%).
The month with the lowest relative humidity is March (77%).
Average rainfall in January
Persiakan, Indonesia
- Average rainfall in January: 123mm
The wettest month (with the highest rainfall) is October (183mm).
The driest month (with the least rainfall) is July (93mm).
Average rainfall days in January
Persiakan, Indonesia
- Average rainfall days in January: 28.8 days
The month with the highest number of rainy days is December (30 days).
The month with the least rainy days is July (23.2 days).
Average daylight in January /
Average sunshine in January
Persiakan, Indonesia
- Average daylight in January: 12h and 0min
The month with the longest days is June (Average daylight: 12h and 18min).
The month with the shortest days is December (Average daylight: 11h and 54min).
- Average sunshine in January: 8h and 1min
The months with the most sunshine are June and July (Average sunshine: 9h and 0min).
The month with the least sunshine is November (Average sunshine: 7h and 36min).
Average sunshine days in January
Persiakan, Indonesia
- Average sunshine days in January: 0.9 days
The month with the most sunshine days is July (5.7 days).
The month with the least sunshine days is November (0 days).
Average UV index in January
Persiakan, Indonesia
- Average UV index in January: 7
The months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).
The months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).
Average cloud cover in January
Persiakan, Indonesia
- Average cloud cover in January: 42
The month with the most cloud cover is November (Cloud cover 48).
The months with the least cloud cover are March, June and July (Cloud cover 33).
Average visibility in January
Persiakan, Indonesia
- Average visibility in January: 9km
The months with the highest visibility are February, March, June and August (10km).
The months with the lowest visibility are January, April, May, July, September, October, November and December (9km).
