January weather forecast
Pahala Karagahamuna, Sri Lanka

January

Weather in January

January in Pahala Karagahamuna, Sri Lanka, is a hot winter month, with an average temperature varying between 30.8°C (87.4°F) and 23.1°C (73.6°F).

Temperature

The transition from December to January sees an average high-temperature of a hot 30.8°C (87.4°F), indicating a minor variance from the prior month. In January, Pahala Karagahamuna's temperature tends to fall to an average low of 23.1°C (73.6°F) during the night.

Heat index

January's mean heat index is estimated at a sweltering 38°C (100.4°F). Ensure additional precautions, heat exhaustion and heat cramps may be expected. Heatstroke could occur from sustained activity.
In the scope of the heat index, its values resonate with shade and light wind conditions. The heat index can potentially augment by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is a value derived by merging air temperature with the humidity to convey how the climate feels. The impression of weather on a person can be swayed by additional aspects, including metabolic variations, pregnancy, and activity levels. With direct sunlight, be aware that it might enhance the heat sensation, raising the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Young individuals are typically more threatened than adults due to their reduced perspiration. Also, the larger skin surface proportionate to their small bodies and the increased heat from their activities magnify their risk.
Perspiration, which is the evaporation of sweat, is a primary way the human body manages and dispels excessive warmth. In circumstances of high air temperature and humidity (high heat index), the body's perspiration is restricted, heightening the feeling of warmth. Heat-related complications, like dehydration, can manifest if the body's heat gain exceeds its dissipation capacity.

Humidity

January and February, with an average relative humidity of 74%, are the least humid months.

Rainfall

The month with the least rainfall in Pahala Karagahamuna is January, when the rain falls for 11.6 days and typically collects 40mm (1.57") of precipitation.

Daylight

In Pahala Karagahamuna, the average length of the day in January is 11h and 46min.
On the first day of January in Pahala Karagahamuna, Sri Lanka, sunrise is at 06:21 and sunset at 18:05. On the last day of the month, sunrise is at 06:28 and sunset at 18:18 +0530.

Sunshine

With an average of 9.1h of sunshine, January has the most sunshine of the year in Pahala Karagahamuna, Sri Lanka.

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 Pahala Karagahamuna. A UV Index of 6 to 7 symbolizes a high threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: In January, an average UV index of 7 transforms into the following instructions:
Shun overexposure. Protection from sun ravages is indispensable. Avoid direct Sun exposure and seek shade between 10 a.m. and 4 p.m., when UV radiation is at its peak, but keep in mind that not all shade structures provide complete protection. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.

Frequently asked questions

How hot does it get in Pahala Karagahamuna in January?
In January, the average high-temperature and low-temperature in Pahala Karagahamuna, Sri Lanka, are 30.8°C (87.4°F) and 23.1°C (73.6°F) respectively. The average heat index (a.k.a. 'feels like', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, in January is estimated at 38°C (100.4°F).
What is the least humid month in Pahala Karagahamuna?
The months with the lowest humidity in Pahala Karagahamuna, Sri Lanka, are January and February, with an average relative humidity of 74%.
What is the average humidity in January in Pahala Karagahamuna?
In January, the average relative humidity in Pahala Karagahamuna, Sri Lanka, is 74%.
What is the driest month in Pahala Karagahamuna?
January is the month with the least rainfall. Rain falls for 11.6 days and accumulates 40mm (1.57") of precipitation.
How many days does it rain in January in Pahala Karagahamuna?
In Pahala Karagahamuna, in January, during 11.6 rainfall days, 40mm (1.57") of precipitation is typically accumulated.
What is the average length of the day in January in Pahala Karagahamuna?
In Pahala Karagahamuna, the average day length in January is 11h and 46min.
When are sunrise and sunset in January in Pahala Karagahamuna?
In January, on the first day of the month, sunrise is at 06:21 and sunset at 18:05. On the last day of the month, sunrise is at 06:28 and sunset at 18:18 +0530.
What month has the most sunshine in Pahala Karagahamuna?
With an average of 9.1h of sunshine, January has the most sunshine of the year in Pahala Karagahamuna.
How many hours of sunshine does Pahala Karagahamuna have in January?
In January, the average sunshine duration in Pahala Karagahamuna, Sri Lanka, is 9.1h.
What is the month with the highest UV index in Pahala Karagahamuna?
The months with the highest UV index are January through April, July, September, November and December, with an average maximum UV index of 7.
What is the UV index intensity in January in Pahala Karagahamuna?
In Pahala Karagahamuna, the average daily maximum UV index in January is 7. A UV Index reading of 6 to 7 represents a high hazard to health 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
Pahala Karagahamuna, 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
Pahala Karagahamuna, 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
Pahala Karagahamuna, 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
Pahala Karagahamuna, 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
Pahala Karagahamuna, 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
Pahala Karagahamuna, 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
Pahala Karagahamuna, 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
Pahala Karagahamuna, 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
Pahala Karagahamuna, 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
Pahala Karagahamuna, 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
Pahala Karagahamuna, 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).

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