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
Weather in January
Temperature
The high-temperature average in January for Kerawalapitiya, Sri Lanka, is a tropical 30.8°C (87.4°F), staying closely aligned with December's conditions. In January, the temperature in Kerawalapitiya drops to an average of 23.1°C (73.6°F) at night.Heat index
For January, the heat index is computed to be a sweltering 38°C (100.4°F). Exercise enhanced safety steps, heat cramps and heat exhaustion are probable. Heatstroke could be a result of sustained activity.Thinking about the heat index, one should account for its values in shaded areas with gentle breezes. 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 'apparent temperature' or 'feels like', is an aggregate value of air's warmth and moisture to show the human-felt temperature. The influence of weather is personal, differing among individuals based on variations in body mass, stature, and the degree of physical exertion. Recognize that direct exposure to the sun can escalate the heat effect, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are particularly relevant to children. In general, children are more at risk than adults because they sweat less. Furthermore, the large skin surface compared to their small bodies and the high heat production due to their actions contribute to this vulnerability.
Perspiring is how the human body naturally cools down, as sweat's evaporation takes away excess heat. Under conditions of increased relative humidity, the evaporation rate lessens, causing the body to retain more heat than under less humid conditions. As body temperatures escalate without effective heat release, one might face dehydration threats.
Humidity
The months with the lowest humidity are January and February, with an average relative humidity of 74%.Rainfall
January is the month with the least rainfall. Rain falls for 11.6 days and accumulates 40mm (1.57") of precipitation.Daylight
In Kerawalapitiya, the average length of the day in January is 11h and 46min.On the first day of January in Kerawalapitiya, sunrise is at 06:21 and sunset at 18:05. On the last day of the month, sunrise is at 06:29 and sunset at 18:18 +0530.
Sunshine
The month with the most sunshine is January, with an average of 9.1h of sunshine.UV index
January through April, July, September, November and December, with an average maximum UV index of 7, are months with the highest UV index in Kerawalapitiya. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for the average person.Note: In January, the maximum UV index of 7 transforms into these recommendations:
Shun overexposure. Protection from sun ravages is indispensable. Between 10 a.m. and 4 p.m., UV radiation is strongest. Make an effort to avoid direct sunlight during this time, remembering that shade structures may not provide full sun protection. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
Frequently asked questions
How hot is it in Kerawalapitiya in January?
What is the least humid month in Kerawalapitiya?
What is the average humidity in January in Kerawalapitiya?
What is the driest month in Kerawalapitiya?
How many days does it rain in January in Kerawalapitiya?
What is the average length of the day in January in Kerawalapitiya?
When is the sunrise / sunset in January in Kerawalapitiya?
What month has the most sunshine in Kerawalapitiya?
How long on average sun shines in January in Kerawalapitiya?
What are the months with the highest UV index in Kerawalapitiya?
What is the UV index intensity in January in Kerawalapitiya?
Average temperature in January
Kerawalapitiya, Sri Lanka
- Average high temperature in January: 30.8°C
The warmest months (with the highest average high temperature) are March and April (31.8°C).
The months with the lowest average high temperature are July and August (28.9°C).
- Average low temperature in January: 23.1°C
The month with the highest average low temperature is May (26.3°C).
The coldest month (with the lowest average low temperature) is January (23.1°C).
Average pressure in January
Kerawalapitiya, Sri Lanka
- Average pressure in January: 1011.6mbar
The month with the highest atmospheric pressure is January (1011.6mbar).
The month with the lowest atmospheric pressure is May (1008.6mbar).
Average wind speed in January
Kerawalapitiya, Sri Lanka
- Average wind speed in January: 12.8km/h
The windiest month (with the highest average wind speed) is June (15.1km/h).
The calmest month (with the lowest average wind speed) is March (8km/h).
Average humidity in January
Kerawalapitiya, Sri Lanka
- Average humidity in January: 74%
The months with the highest relative humidity are June, July and August (83%).
The months with the lowest relative humidity are January and February (74%).
Average rainfall in January
Kerawalapitiya, Sri Lanka
- Average rainfall in January: 40mm
The wettest month (with the highest rainfall) is June (341mm).
The driest month (with the least rainfall) is January (40mm).
Average rainfall days in January
Kerawalapitiya, Sri Lanka
- Average rainfall days in January: 11.6 days
The month with the highest number of rainy days is August (30.2 days).
The month with the least rainy days is January (11.6 days).
Average daylight in January /
Average sunshine in January
Kerawalapitiya, 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: 9h and 1min
The month with the most sunshine is January (Average sunshine: 9h and 6min).
The month with the least sunshine is November (Average sunshine: 6h and 42min).
Average sunshine days in January
Kerawalapitiya, Sri Lanka
- Average sunshine days in January: 17.2 days
The month with the most sunshine days is January (17.2 days).
The months with the least sunshine days are June and August (0.3 days).
Average UV index in January
Kerawalapitiya, Sri Lanka
- Average UV index in January: 7
The months with the highest UV index are January, February, March, April, July, September, November and December (UV index 7).
The months with the lowest UV index are May, June, August and October (UV index 6).
Average cloud cover in January
Kerawalapitiya, Sri Lanka
- Average cloud cover in January: 24
The month with the most cloud cover is June (Cloud cover 57).
The month with the least cloud cover is January (Cloud cover 24).
Average visibility in January
Kerawalapitiya, Sri Lanka
- Average visibility in January: 10km
The months with the highest visibility are January, February, March, April and December (10km).
The months with the lowest visibility are May, June, July, August, September, October and November (9km).
Kerawalapitiya, Sri Lanka
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