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 welcomes an average high-temperature of a still moderately hot 25°C (77°F), not much different from the preceding month. In January, the average low-temperature records at a moderate 15.8°C (60.4°F) during the nights.Humidity
In January, the average relative humidity 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
In Demodara, Sri Lanka, the average length of the day in January is 11h and 46min.On the first day of January, sunrise is at 06:17 and sunset at 18:00. On the last day of the month, sunrise is at 06:24 and sunset at 18:13 +0530.
Sunshine
In January, the average sunshine is 7.1h.UV index
January, October through December, with an average maximum UV index of 5, are months with the lowest UV index. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the ordinary person.Note: The daily maximum UV index of 5 in January interprets into the following advice:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
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?
What is the driest month?
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 long on average sun shines in January?
What is the month with the lowest UV index?
What is the UV index intensity in January?
Average temperature in January
Demodara, 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
Demodara, 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
Demodara, 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
Demodara, 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
Demodara, 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
Demodara, 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
Demodara, 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
Demodara, 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
Demodara, 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
Demodara, 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
Demodara, 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).
