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 sea temperature 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 lowest level of Casian's temperatures is noted during January and February, averaging a high-temperature of 27.9°C (82.2°F).Heat index
In January, the heat index is estimated at a hot 31°C (87.8°F). Prolonged activity during exposure might result in a state of fatigue and cause heat cramps.Factoring in the heat index, values are geared towards shaded areas with light breezes. Exposure to the direct sun might augment heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', takes into account both air temperature and humidity to illustrate what people actually feel. Factors such as metabolic variations, being pregnant, and physical activity can impact an individual's weather perception. When you're directly under the sun's rays, remember that the heat index may surge by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Young kids are often more at risk than adults as they tend to perspire less. Besides, their skin surface is larger relative to their small bodies, and their increased heat output from their active lifestyle compounds their risk.
Humidity
In January, the average relative humidity in Casian is 77%.Rainfall
In Casian, during January, the rain falls for 15.5 days and regularly aggregates up to 41mm (1.61") of precipitation. Throughout the year, there are 259.3 rainfall days, and 1372mm (54.02") of precipitation is accumulated.Sea temperature
In January, the average sea temperature is 27.7°C (81.9°F).Note: Water temperatures between 25°C (77°F) and 29°C (84.2°F) are ideal for swimming, diving, and other activities, ensuring comfort and enjoyment for lengthened periods.
Daylight
The average length of the day in January in Casian is 11h and 34min.On the first day of the month, sunrise is at 6:19 am and sunset at 5:49 pm. On the last day of January, in Casian, sunrise is at 6:24 am and sunset at 6:03 pm PST.
Sunshine
The average sunshine in January is 7.4h.UV index
January through June, August through December, with an average maximum UV index of 7, are months with the highest UV index in Casian. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for ordinary individuals.Note: The maximum daily UV index of 7 in January interprets into the following recommendations:
Persist with precautions and heed sun safety advice. Prevention of sunburn is compulsory. To the best of your ability, limit your exposure to the sun between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Caution! Sand and water reflections can notably increase the UV radiation intensity.
Frequently asked questions
What are the coldest months in Casian?
What is the usual temperature for Casian in January?
What is the average humidity in January in Casian?
How many days does it rain in January in Casian?
What is the sea water temperature in January in Casian?
What is the average length of the day in January in Casian?
What time are sunrise and sunset in January in Casian?
How many hours of sunshine does Casian have in January?
When is the highest UV index in Casian?
What is the UV index intensity in January in Casian?
Average temperature in January
Casian, Philippines
- Average high temperature in January: 27.9°C
The warmest month (with the highest average high temperature) is May (30.6°C).
The months with the lowest average high temperature are January and February (27.9°C).
- Average low temperature in January: 26.3°C
The month with the highest average low temperature is May (27.8°C).
The coldest month (with the lowest average low temperature) is February (25.8°C).
Average pressure in January
Casian, Philippines
- Average pressure in January: 1010.9mbar
The month with the highest atmospheric pressure is February (1011.4mbar).
The month with the lowest atmospheric pressure is July (1008.1mbar).
Average wind speed in January
Casian, Philippines
- Average wind speed in January: 20.8km/h
The windiest month (with the highest average wind speed) is January (20.8km/h).
The calmest month (with the lowest average wind speed) is May (10.2km/h).
Average humidity in January
Casian, Philippines
- Average humidity in January: 77%
The month with the highest relative humidity is September (79%).
The month with the lowest relative humidity is May (75%).
Average rainfall in January
Casian, Philippines
- Average rainfall in January: 41mm
The wettest month (with the highest rainfall) is July (229mm).
The driest month (with the least rainfall) is February (26mm).
Average rainfall days in January
Casian, Philippines
- Average rainfall days in January: 15.5 days
The month with the highest number of rainy days is July (29.1 days).
The month with the least rainy days is February (10.3 days).
Average sea temperature in January
Casian, Philippines
- Average sea temperature in January: 27.7°C
The best months for swimming (with the highest average sea temperature) are May and June (29.9°C).
The coldest months (with the lowest average sea temperature) are February and March (27.5°C).
Average daylight in January /
Average sunshine in January
Casian, Philippines
- Average daylight in January: 11h and 4min
The month with the longest days is June (Average daylight: 12h and 48min).
The month with the shortest days is December (Average daylight: 11h and 30min).
- Average sunshine in January: 7h and 2min
The month with the most sunshine is April (Average sunshine: 11h and 24min).
The month with the least sunshine is December (Average sunshine: 6h and 30min).
Average sunshine days in January
Casian, Philippines
- Average sunshine days in January: 11.2 days
The month with the most sunshine days is February (15.6 days).
The months with the least sunshine days are June and July (1.2 days).
Average UV index in January
Casian, Philippines
- Average UV index in January: 7
The months with the highest UV index are January, February, March, April, May, June, August, September, October, November and December (UV index 7).
The month with the lowest UV index is July (UV index 6).
Average cloud cover in January
Casian, Philippines
- Average cloud cover in January: 36
The month with the most cloud cover is July (Cloud cover 50).
The months with the least cloud cover are March and April (Cloud cover 21).
Average visibility in January
Casian, Philippines
- Average visibility in January: 10km
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (10km).
The months with the lowest visibility are July and August (9km).
Casian, Philippines
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