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
January is the coldest month, exhibiting average temperatures of 28.4°C (83.1°F) at the peak and 24°C (75.2°F) at the base.Heat index
The heat index value during January is evaluated at a tropical 32°C (89.6°F). If one stays active during extended exposure, it might induce fatigue and result in heat cramps.It is essential to grasp that the heat index's numbers are for shade and light wind settings. Direct sunlight exposure may result in a rise of the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', ties air temperature with relative humidity to produce the perceived temperature sensation. The influence of weather is personal, differing among a variety of individuals based on differences in body mass, stature, and the level of physical activity. Direct sun rays have a notable impact on perceived temperature, which can raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Young individuals are generally in more danger than adults due to their lower capacity to sweat. Moreover, their large skin surface in relation to their small bodies and the increased heat generation from their activities makes them more vulnerable.
Humidity
The average relative humidity in January in Uppukkulam is 76%.Rainfall
In Uppukkulam, in January, during 11.3 rainfall days, 30mm (1.18") of precipitation is typically accumulated. Throughout the year, there are 181.2 rainfall days, and 849mm (33.43") of precipitation is accumulated.Daylight
In Uppukkulam, Sri Lanka, the average length of the day in January is 11h and 40min.On the first day of the month, sunrise is at 06:25 and sunset at 18:01. On the last day of January, in Uppukkulam, sunrise is at 06:31 and sunset at 18:15 +0530.
Sunshine
The average sunshine in January in Uppukkulam is 8.6h.UV index
The months with the highest UV index in Uppukkulam, Sri Lanka, are January through October and December, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for average individuals.Note: The maximum UV index of 7 during January leads to these instructions:
Follow precautions and abide by sun safety rules. Deterrence of sunburn is imperative. Avoid direct Sun exposure and seek shade between 10 a.m. and 4 p.m., when UV radiation is at its peak, but keep in mind that not all shade structures provide complete protection. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What month is the coldest in Uppukkulam?
How hot is it in Uppukkulam in January?
What is the average humidity in January in Uppukkulam?
How many days does it rain in January in Uppukkulam?
What is the average length of the day in January in Uppukkulam?
What time are sunrise and sunset in January in Uppukkulam?
How long on average sun shines in January in Uppukkulam?
What is the month with the highest UV index in Uppukkulam?
What is the UV index reading in January in Uppukkulam?
Average temperature in January
Uppukkulam, Sri Lanka
- Average high temperature in January: 28.4°C
The warmest month (with the highest average high temperature) is April (31.4°C).
The month with the lowest average high temperature is January (28.4°C).
- Average low temperature in January: 24°C
The month with the highest average low temperature is May (28.1°C).
The coldest month (with the lowest average low temperature) is February (23.9°C).
Average pressure in January
Uppukkulam, Sri Lanka
- Average pressure in January: 1012.2mbar
The month with the highest atmospheric pressure is January (1012.2mbar).
The month with the lowest atmospheric pressure is June (1006.5mbar).
Average wind speed in January
Uppukkulam, Sri Lanka
- Average wind speed in January: 20.6km/h
The windiest month (with the highest average wind speed) is June (32.4km/h).
The calmest month (with the lowest average wind speed) is April (15.4km/h).
Average humidity in January
Uppukkulam, Sri Lanka
- Average humidity in January: 76%
The months with the highest relative humidity are November and December (79%).
The month with the lowest relative humidity is March (75%).
Average rainfall in January
Uppukkulam, Sri Lanka
- Average rainfall in January: 30mm
The wettest month (with the highest rainfall) is November (207mm).
The driest month (with the least rainfall) is June (28mm).
Average rainfall days in January
Uppukkulam, Sri Lanka
- Average rainfall days in January: 11.3 days
The months with the highest number of rainy days are October and November (23.8 days).
The month with the least rainy days is February (9.1 days).
Average daylight in January /
Average sunshine in January
Uppukkulam, Sri Lanka
- Average daylight in January: 11h and 4min
The month with the longest days is June (Average daylight: 12h and 36min).
The month with the shortest days is December (Average daylight: 11h and 36min).
- Average sunshine in January: 8h and 4min
The month with the most sunshine is June (Average sunshine: 11h and 18min).
The months with the least sunshine are November and December (Average sunshine: 5h and 42min).
Average sunshine days in January
Uppukkulam, Sri Lanka
- Average sunshine days in January: 16 days
The month with the most sunshine days is March (19 days).
The month with the least sunshine days is November (4.4 days).
Average UV index in January
Uppukkulam, Sri Lanka
- Average UV index in January: 7
The months with the highest UV index are January, February, March, April, May, June, July, August, September, October and December (UV index 7).
The month with the lowest UV index is November (UV index 6).
Average cloud cover in January
Uppukkulam, Sri Lanka
- Average cloud cover in January: 30
The month with the most cloud cover is December (Cloud cover 44).
The month with the least cloud cover is March (Cloud cover 18).
Average visibility in January
Uppukkulam, Sri Lanka
- Average visibility in January: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October and December (10km).
The month with the lowest visibility is November (9km).
