January weather forecastDiliman, Philippines

January

Weather in January

January, like December, in Diliman, Philippines, is a moderately hot winter month, with temperature in the range of an average low of 22.9°C (73.2°F) and an average high of 28.3°C (82.9°F).

Temperature

Diliman's January weather, with an average high temperature of 28.3°C (82.9°F) and an average low temperature of 22.9°C (73.2°F), tends to be the coldest of the year.

Heat index

During January, the heat index is computed to be a hot 32°C (89.6°F). With extended exposure and activity, one might feel exhausted and experience heat cramps.
Bear in mind that the heat index values are determined for shaded areas and light breezes. The direct sunshine could escalate the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is a calculation that merges air temperature and relative humidity to depict the sensation of warmth. This effect tends to be personal, with the weather perception differing among individuals due to variations in body mass, height, and exertion. One must note that being under the direct sun can escalate the heat's effects, with the heat index possibly rising by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. Young individuals usually face more risks than adults due to their lower sweat production. Their large skin surface area relative to their tiny bodies and high heat production from their activities adds to their risk.

Humidity

In January, the average relative humidity in Diliman, Philippines, is 77%.

Rainfall

In Diliman, Philippines, during January, the rain falls for 5.8 days and regularly aggregates up to 5mm (0.2") of precipitation. In Diliman, during the entire year, the rain falls for 154.9 days and collects up to 349mm (13.74") of precipitation.

Daylight

The average length of the day in January is 11h and 22min.
On the first day of January in Diliman, Philippines, sunrise is at 6:20 am and sunset at 5:37 pm. On the last day of the month, sunrise is at 6:24 am and sunset at 5:53 pm PST.

Sunshine

The month with the least sunshine in Diliman is January, with an average of 6.2h of sunshine.

UV index

January is the month with the lowest UV index in Diliman, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: In January, a daily UV index of 6 turns into the following recommendations:
Resist extreme sun exposure. Guarding against solar damage is essential. Avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is most intense, and remember that not all shade structures provide full protection. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.

Frequently asked questions

With an average high-temperature of 28.3°C (82.9°F) and an average low-temperature of 22.9°C (73.2°F), January is the coldest month in Diliman.

In January, in Diliman, the average high-temperature is 28.3°C (82.9°F), and the average low-temperature is 22.9°C (73.2°F). In January, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines relative humidity and air temperature, is computed to be 32°C (89.6°F).

The average relative humidity in January in Diliman, Philippines, is 77%.

In January, in Diliman, Philippines, the rain falls for 5.8 days. Throughout January, 5mm (0.2") of precipitation is accumulated.

The average day length in January in Diliman is 11h and 22min.

On the first day of January in Diliman, Philippines, sunrise is at 6:20 am and sunset at 5:37 pm. On the last day of the month, sunrise is at 6:24 am and sunset at 5:53 pm PST.

With an average of 6.2h of sunshine, January has the least sunshine of the year in Diliman.

The average sunshine duration in January is 6.2h.

The month with the lowest UV index is January, with an average maximum UV index of 6.

In January, the average daily maximum UV index in Diliman, Philippines, is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to Sun's UV rays.
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 sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Diliman, Philippines

  • Average high temperature in January: 28.3°C

The warmest month (with the highest average high temperature) is May (33.3°C).
The month with the lowest average high temperature is January (28.3°C).

  • Average low temperature in January: 22.9°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 (22.9°C).

Average pressure in January
Diliman, Philippines

  • Average pressure in January: 1013.1mbar

The month with the highest atmospheric pressure is February (1013.4mbar).
The month with the lowest atmospheric pressure is August (1007.6mbar).

Average wind speed in January
Diliman, Philippines

  • Average wind speed in January: 11.5km/h

The windiest month (with the highest average wind speed) is January (11.5km/h).
The calmest month (with the lowest average wind speed) is May (7.4km/h).

Average humidity in January
Diliman, Philippines

  • Average humidity in January: 77%

The month with the highest relative humidity is August (81%).
The month with the lowest relative humidity is April (70%).

Average rainfall in January
Diliman, Philippines

  • Average rainfall in January: 5mm

The wettest month (with the highest rainfall) is August (70mm).
The driest month (with the least rainfall) is February (3mm).

Average rainfall days in January
Diliman, Philippines

  • Average rainfall days in January: 5.8 days

The month with the highest number of rainy days is July (21 days).
The month with the least rainy days is February (3.9 days).

Average daylight in January /
Average sunshine in January
Diliman, Philippines

  • Average daylight in January: 11h and 24min

The month with the longest days is June (Average daylight: 13h and 0min).
The month with the shortest days is December (Average daylight: 11h and 18min).

  • Average sunshine in January: 6h and 12min

The month with the most sunshine is April (Average sunshine: 11h and 18min).
The month with the least sunshine is January (Average sunshine: 6h and 12min).

Average sunshine days in January
Diliman, Philippines

  • Average sunshine days in January: 16.8 days

The month with the most sunshine days is March (18 days).
The month with the least sunshine days is June (6.4 days).

Average UV index in January
Diliman, Philippines

  • Average UV index in January: 6

The months with the highest UV index are February, March, April, May, June, July, August, September, October, November and December (UV index 7).
The month with the lowest UV index is January (UV index 6).

Average cloud cover in January
Diliman, Philippines

  • Average cloud cover in January: 38

The month with the most cloud cover is August (Cloud cover 51).
The month with the least cloud cover is April (Cloud cover 26).

Average visibility in January
Diliman, Philippines

  • Average visibility in January: 10km

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