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 onset of January brings an average high-temperature of a still moderately hot 25°C (77°F), nearly matching the December temperature. Welimada observes an average low-temperature of 15.8°C (60.4°F) during January nights.Humidity
In Welimada, the average relative humidity in January is 84%.Rainfall
The month with the least rainfall is January, when the rain falls for 18 days and typically collects 85mm (3.35") of precipitation.Daylight
The average length of the day in January is 11h and 46min.On the first day of the month, sunrise is at 06:17 and sunset at 18:01. On the last day of January, in Welimada, sunrise is at 06:24 and sunset at 18:14 +0530.
Sunshine
The average sunshine in January is 7.1h.UV index
The months with the lowest UV index are January, October through December, with an average maximum UV index of 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for average individuals.Note: The daily high UV index of 5 during January translates into the following recommendations:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are January temperatures?
What is the average humidity in January?
What is the driest month?
How many days does it rain in January?
What is the average length of the day in January?
When are sunrise and sunset in January?
How long on average sun shines in January in Welimada?
What are the months with the lowest UV index?
How high is the UV index in January?
Average temperature in January
Welimada, Sri Lanka
- Average high temperature in January: 25°C
The warmest month (with the highest average high temperature) is April (27.6°C).
The month with the lowest average high temperature is December (24.3°C).
- Average low temperature in January: 15.8°C
The month with the highest average low temperature is May (19.1°C).
The coldest month (with the lowest average low temperature) is February (15.3°C).
Average pressure in January
Welimada, Sri Lanka
- Average pressure in January: 1011.7mbar
The month with the highest atmospheric pressure is January (1011.7mbar).
The month with the lowest atmospheric pressure is June (1008.3mbar).
Average wind speed in January
Welimada, Sri Lanka
- Average wind speed in January: 5.2km/h
The windiest month (with the highest average wind speed) is June (9.1km/h).
The calmest month (with the lowest average wind speed) is April (3.3km/h).
Average humidity in January
Welimada, Sri Lanka
- Average humidity in January: 84%
The month with the highest relative humidity is November (89%).
The month with the lowest relative humidity is March (80%).
Average rainfall in January
Welimada, Sri Lanka
- Average rainfall in January: 85mm
The wettest month (with the highest rainfall) is October (656mm).
The driest month (with the least rainfall) is January (85mm).
Average rainfall days in January
Welimada, Sri Lanka
- Average rainfall days in January: 18 days
The month with the highest number of rainy days is May (29.8 days).
The month with the least rainy days is February (16.3 days).
Average daylight in January /
Average sunshine in January
Welimada, Sri Lanka
- Average daylight in January: 11h and 5min
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: 7h and 1min
The month with the most sunshine is June (Average sunshine: 10h and 0min).
The month with the least sunshine is December (Average sunshine: 4h and 36min).
Average sunshine days in January
Welimada, Sri Lanka
- Average sunshine days in January: 10.8 days
The month with the most sunshine days is February (11 days).
The month with the least sunshine days is May (0.8 days).
Average UV index in January
Welimada, Sri Lanka
- Average UV index in January: 5
The months with the highest UV index are February, March, April, May, June, July, August and September (UV index 6).
The months with the lowest UV index are January, October, November and December (UV index 5).
Average cloud cover in January
Welimada, Sri Lanka
- Average cloud cover in January: 51
The month with the most cloud cover is November (Cloud cover 63).
The months with the least cloud cover are July and August (Cloud cover 42).
Average visibility in January
Welimada, Sri Lanka
- Average visibility in January: 7km
The months with the highest visibility are June, July and August (9km).
The months with the lowest visibility are November and December (6km).
