January weather forecast
Lewis Place, Sri Lanka

January

Weather in January

January is a hot winter month in Lewis Place, Sri Lanka, with an average temperature varying between 30.8°C (87.4°F) and 22.8°C (73°F).

Temperature

January's advent notes a subtle adjustment in average high-temperature to a hot 30.8°C (87.4°F) from December. Throughout January, Lewis Place experiences a low-temperature average of 22.8°C (73°F).

Heat index

For January, the heat index is estimated at a sweltering 38°C (100.4°F). Take greater precautions, heat exhaustion and heat cramps may be expected. Heatstroke could result from lengthy activity.
Understanding the heat index involves considering values for shaded locales with light wind. The heat index could see an increase by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'feels like' or 'real feel', offers an insight into how hot it feels when we factor in moisture content. This effect is personal, influenced by the individual's physical activity and heat sensitivity, shaped by factors including wind, attire, and metabolic variations. Take note that direct exposure to the sun can increase the felt temperature, possibly adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are extremely significant for babies and toddlers. Kids are usually in more danger than grown-ups as they tend to sweat less. Plus, their bigger skin surface in relation to their small frames and increased heat generation due to their activity level make them more susceptible.
The human body cools itself through perspiration, as excessive warmth is removed from the body through sweat evaporation. With high air temperature and humidity (high heat index) conditions, sweat production is restricted, leading to an amplified perception of heat. As the body accumulates more heat than it can release, body temperature goes up, increasing the risk of heat-related health issues.

Humidity

The months with the lowest humidity are January and February, with an average relative humidity of 73%.

Rainfall

January is the month with the least rainfall. Rain falls for 9.7 days and accumulates 29mm (1.14") of precipitation.

Daylight

The average length of the day in January in Lewis Place, Sri Lanka, is 11h and 46min.
On the first day of January in Lewis Place, sunrise is at 06:22 and sunset at 18:05. On the last day of the month, sunrise is at 06:29 and sunset at 18:18 +0530.

Sunshine

January through April, with an average of 9.2h of sunshine, are months with the most sunshine in Lewis Place, Sri Lanka.

UV index

The months with the highest UV index in Lewis Place are January through April, July, September, November and December, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: A maximum daily UV index of 7 during January morphs into the following directions:
Escape overexposure. People with light skin may incur burns in fewer than 20 minutes. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.

Frequently asked questions

How hot is it in Lewis Place in January?
In January, the average high-temperature and low-temperature are 30.8°C (87.4°F) and 22.8°C (73°F) respectively. In January, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines air temperature and relative humidity, is estimated at 38°C (100.4°F).
What is the least humid month in Lewis Place?
January and February, with an average relative humidity of 73%, are the least humid months.
What is the average humidity in January in Lewis Place?
In January, the average relative humidity in Lewis Place, Sri Lanka, is 73%.
What is the driest month in Lewis Place?
The month with the least rainfall is January, when the rain falls for 9.7 days and typically collects 29mm (1.14") of precipitation.
How many days does it rain in January in Lewis Place?
In January, the rain falls for 9.7 days. Throughout January, 29mm (1.14") of precipitation is accumulated.
How many hours of daylight does Lewis Place have in January?
In Lewis Place, the average day length in January is 11h and 46min.
What time are sunrise and sunset in January in Lewis Place?
On the first day of January in Lewis Place, Sri Lanka, sunrise is at 06:22 and sunset at 18:05. On the last day of the month, sunrise is at 06:29 and sunset at 18:18 +0530.
What is the month with the most sunshine in Lewis Place?
The months with the most sunshine in Lewis Place are January through April, with an average of 9.2h of sunshine.
How long on average sun shines in January in Lewis Place?
The average sunshine duration in January in Lewis Place, Sri Lanka, is 9.2h.
What is the month with the highest UV index in Lewis Place?
January through April, July, September, November and December, with an average maximum UV index of 7, are months with the highest UV index in Lewis Place.
What is the UV index reading in January in Lewis Place?
The average daily maximum UV index in January in Lewis Place is 7. A UV Index reading of 6 to 7 represents a high health threat from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in January
Lewis Place, Sri Lanka
  • Average high temperature in January: 30.8°C

The warmest month (with the highest average high temperature) is March (32.1°C).
The month with the lowest average high temperature is July (29.2°C).

  • Average low temperature in January: 22.8°C

The month with the highest average low temperature is May (26.4°C).
The coldest month (with the lowest average low temperature) is January (22.8°C).

Average pressure in January
Lewis Place, Sri Lanka
  • Average pressure in January: 1011.7mbar

The month with the highest atmospheric pressure is January (1011.7mbar).
The months with the lowest atmospheric pressure are May and June (1008.4mbar).

Average wind speed in January
Lewis Place, Sri Lanka
  • Average wind speed in January: 16.2km/h

The windiest month (with the highest average wind speed) is June (18.3km/h).
The calmest month (with the lowest average wind speed) is March (9.1km/h).

Average humidity in January
Lewis Place, Sri Lanka
  • Average humidity in January: 73%

The months with the highest relative humidity are June, July and August (82%).
The months with the lowest relative humidity are January and February (73%).

Average rainfall in January
Lewis Place, Sri Lanka
  • Average rainfall in January: 29mm

The wettest month (with the highest rainfall) is June (231mm).
The driest month (with the least rainfall) is January (29mm).

Average rainfall days in January
Lewis Place, Sri Lanka
  • Average rainfall days in January: 9.7 days

The month with the highest number of rainy days is August (28.4 days).
The month with the least rainy days is January (9.7 days).

Average daylight in January /
Average sunshine in January
Lewis Place, 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 months with the most sunshine are January, February, March and April (Average sunshine: 9h and 12min).
The month with the least sunshine is November (Average sunshine: 6h and 36min).

Average sunshine days in January
Lewis Place, Sri Lanka
  • Average sunshine days in January: 20 days

The month with the most sunshine days is January (20 days).
The month with the least sunshine days is August (1.2 days).

Average UV index in January
Lewis Place, 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
Lewis Place, Sri Lanka
  • Average cloud cover in January: 21

The month with the most cloud cover is June (Cloud cover 57).
The month with the least cloud cover is January (Cloud cover 21).

Average visibility in January
Lewis Place, Sri Lanka
  • Average visibility in January: 10km

The months with the highest visibility are January, February, March, April, June, July, September and December (10km).
The months with the lowest visibility are May, August, October and November (9km).

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