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
Haliyadda experiences a subtle adjustment in high-temperatures to a still warm 28.3°C (82.9°F) with the onset of January, maintaining near parity with December's 27.5°C (81.5°F). The average temperature during January nights dips to a comfortable 18.2°C (64.8°F).Heat index
In January, the average heat index is calculated to be a hot 33°C (91.4°F). Ensure additional precautions, heat exhaustion and heat cramps may be expected. Heatstroke could occur from sustained activity.One should consider that heat index numbers are for shaded settings and light wind. The heat index has the potential to rise by 15 Fahrenheit (8 Celsius) degrees with direct sunshine exposure.
Note: The heat index, also known as 'real feel' or 'feels like', is a numerical representation of warmth when taking temperature and moisture levels into account. A person's impression of weather can be affected by numerous aspects, among them metabolic variations, pregnancy, and activity levels. 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 essentially critical for children. Children commonly overlook the importance of rest and fluid replenishment. Thirst, being a delayed sign of dehydration, emphasizes the need to keep hydration up, especially during lengthy physical activities.
Humidity
The average relative humidity in January is 80%.Rainfall
January is the month with the least rainfall. Rain falls for 14.1 days and accumulates 38mm (1.5") of precipitation.Daylight
The average length of the day in January is 11h and 45min.On the first day of the month, sunrise is at 06:18 and sunset at 18:01. On the last day of January, in Haliyadda, sunrise is at 06:25 and sunset at 18:14 +0530.
Sunshine
In Haliyadda, the average sunshine in January is 8.5h.UV index
January through September, November and December, with an average maximum UV index of 6, are months with the highest UV index in Haliyadda. A UV Index estimate of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: In January, a regular UV index of 6 translates into these guidelines:
Resist overexposure. Safeguarding from solar damage is indispensable. Minimize exposure to direct sunlight and seek shade from 10 a.m. to 4 p.m., when UV radiation is most intense, but remember that shade structures may not offer complete protection. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot does it get in Haliyadda in January?
What is the average humidity in January in Haliyadda?
What is the driest month in Haliyadda?
How much does it rain in Haliyadda in January?
How many hours of daylight does Haliyadda have in January?
When are sunrise and sunset in January in Haliyadda?
How many hours of sunshine does Haliyadda have in January?
What is the month with the highest UV index in Haliyadda?
What is the UV index intensity in January in Haliyadda?
Average temperature in January
Haliyadda, Sri Lanka
- Average high temperature in January: 28.3°C
The warmest month (with the highest average high temperature) is March (31.5°C).
The month with the lowest average high temperature is December (27.5°C).
- Average low temperature in January: 18.2°C
The months with the highest average low temperature are May and June (21.8°C).
The coldest month (with the lowest average low temperature) is February (18.1°C).
Average pressure in January
Haliyadda, Sri Lanka
- Average pressure in January: 1011.8mbar
The month with the highest atmospheric pressure is January (1011.8mbar).
The month with the lowest atmospheric pressure is June (1008.1mbar).
Average wind speed in January
Haliyadda, Sri Lanka
- Average wind speed in January: 7.7km/h
The windiest month (with the highest average wind speed) is June (13.5km/h).
The calmest month (with the lowest average wind speed) is April (4.7km/h).
Average humidity in January
Haliyadda, Sri Lanka
- Average humidity in January: 80%
The month with the highest relative humidity is December (84%).
The month with the lowest relative humidity is March (74%).
Average rainfall in January
Haliyadda, Sri Lanka
- Average rainfall in January: 38mm
The wettest month (with the highest rainfall) is October (301mm).
The driest month (with the least rainfall) is January (38mm).
Average rainfall days in January
Haliyadda, Sri Lanka
- Average rainfall days in January: 14.1 days
The month with the highest number of rainy days is May (28.6 days).
The month with the least rainy days is January (14.1 days).
Average daylight in January /
Average sunshine in January
Haliyadda, 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: 8h and 3min
The month with the most sunshine is June (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).
Average sunshine days in January
Haliyadda, Sri Lanka
- Average sunshine days in January: 14.8 days
The month with the most sunshine days is January (14.8 days).
The month with the least sunshine days is May (1.2 days).
Average UV index in January
Haliyadda, Sri Lanka
- Average UV index in January: 6
The months with the highest UV index are January, February, March, April, May, June, July, August, September, November and December (UV index 6).
The month with the lowest UV index is October (UV index 5).
Average cloud cover in January
Haliyadda, Sri Lanka
- Average cloud cover in January: 34
The months with the most cloud cover are November and December (Cloud cover 47).
The month with the least cloud cover is March (Cloud cover 27).
Average visibility in January
Haliyadda, Sri Lanka
- Average visibility in January: 8km
The months with the highest visibility are June, July and August (10km).
The months with the lowest visibility are January, February, March, April, November and December (8km).
