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
As December turns into January, the average high-temperatures rest at a still warm 28.3°C (82.9°F), showing a minor variation from the prior month. In Maruddana, January nights cool down to an average of 18.2°C (64.8°F).Heat index
During January, the heat index is appraised at a tropical 33°C (91.4°F). Implement enhanced safety actions, heat cramps and heat exhaustion could occur. Sustained activity might result in heatstroke.Realize that the values for the heat index are set for shaded places and light winds. The heat index could see an increase by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is a measure that combines air temperature and relative humidity into a single value that indicates how hot the weather feels. One's perception of temperature is subjective, varying based on their activity and individual heat perception, influenced by factors like wind, clothing, and metabolic variations. One should be aware that direct sunshine can amplify the perceived temperature, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Youngsters generally face more threats than adults given their lesser ability to sweat. Coupled with their larger skin surface relative to their small bodies and higher heat production due to their activities, they are more endangered.
Humidity
In Maruddana, Sri Lanka, the average relative humidity in January is 80%.Rainfall
January is the month with the least rainfall. Rain falls for 14.1 days and accumulates 38mm (1.5") of precipitation.Daylight
In January, the average length of the day in Maruddana is 11h and 45min.On the first day of the month, sunrise is at 06:19 and sunset at 18:02. On the last day of January, sunrise is at 06:26 and sunset at 18:15 +0530.
Sunshine
In January, the average sunshine is 8.5h.UV index
January through September, November and December, with an average maximum UV index of 6, are months with the highest UV index in Maruddana. A UV Index reading of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: In January, the UV index of 6 transforms into the following advice:
Prevent overexposure. Protection from the sun's harmful effects is needed. Avoid exposure to the Sun and try to stay in the shade between 10 a.m. and 4 p.m., when UV radiation is most potent, but be aware that parasols or canopies may not offer full protection. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot does it get in Maruddana in January?
What is the average humidity in January in Maruddana?
What is the driest month in Maruddana?
How many days does it rain in January in Maruddana?
How many hours of daylight does Maruddana have in January?
When is the sunrise / sunset in January in Maruddana?
How many hours of sunshine does Maruddana have in January?
What are the months with the highest UV index in Maruddana?
What is the UV index reading in January in Maruddana?
Average temperature in January
Maruddana, Sri Lanka
- Average high temperature in January: 28.3°C
The warmest month (with the highest average high temperature) is March (31.5°C).
The month with the lowest average high temperature is December (27.5°C).
- Average low temperature in January: 18.2°C
The months with the highest average low temperature are May and June (21.8°C).
The coldest month (with the lowest average low temperature) is February (18.1°C).
Average pressure in January
Maruddana, Sri Lanka
- Average pressure in January: 1011.8mbar
The month with the highest atmospheric pressure is January (1011.8mbar).
The month with the lowest atmospheric pressure is June (1008.1mbar).
Average wind speed in January
Maruddana, Sri Lanka
- Average wind speed in January: 7.7km/h
The windiest month (with the highest average wind speed) is June (13.5km/h).
The calmest month (with the lowest average wind speed) is April (4.7km/h).
Average humidity in January
Maruddana, Sri Lanka
- Average humidity in January: 80%
The month with the highest relative humidity is December (84%).
The month with the lowest relative humidity is March (74%).
Average rainfall in January
Maruddana, Sri Lanka
- Average rainfall in January: 38mm
The wettest month (with the highest rainfall) is October (301mm).
The driest month (with the least rainfall) is January (38mm).
Average rainfall days in January
Maruddana, Sri Lanka
- Average rainfall days in January: 14.1 days
The month with the highest number of rainy days is May (28.6 days).
The month with the least rainy days is January (14.1 days).
Average daylight in January /
Average sunshine in January
Maruddana, Sri Lanka
- Average daylight in January: 11h and 4min
The month with the longest days is June (Average daylight: 12h and 30min).
The month with the shortest days is December (Average daylight: 11h and 42min).
- Average sunshine in January: 8h and 3min
The month with the most sunshine is June (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).
Average sunshine days in January
Maruddana, Sri Lanka
- Average sunshine days in January: 14.8 days
The month with the most sunshine days is January (14.8 days).
The month with the least sunshine days is May (1.2 days).
Average UV index in January
Maruddana, Sri Lanka
- Average UV index in January: 6
The months with the highest UV index are January, February, March, April, May, June, July, August, September, November and December (UV index 6).
The month with the lowest UV index is October (UV index 5).
Average cloud cover in January
Maruddana, Sri Lanka
- Average cloud cover in January: 34
The months with the most cloud cover are November and December (Cloud cover 47).
The month with the least cloud cover is March (Cloud cover 27).
Average visibility in January
Maruddana, Sri Lanka
- Average visibility in January: 8km
The months with the highest visibility are June, July and August (10km).
The months with the lowest visibility are January, February, March, April, November and December (8km).
