December weather forecast
Casisang, Philippines

December

Weather in December

The first month of the winter, December, is also a moderately hot month in Casisang, Philippines, with an average temperature fluctuating between 18.5°C (65.3°F) and 26.4°C (79.5°F).

Temperature

December's arrival brings an average high-temperature of a still warm 26.4°C (79.5°F), slightly deviating from November's 26.9°C (80.4°F). Casisang's nighttime temperature in December drops to an average of 18.5°C (65.3°F).

Humidity

The average relative humidity in December is 87%.

Rainfall

In Casisang, in December, during 24.4 rainfall days, 106mm (4.17") of precipitation is typically accumulated. In Casisang, during the entire year, the rain falls for 325.9 days and collects up to 2416mm (95.12") of precipitation.

Snowfall

January through August, October through December are months without snowfall.

Daylight

December has the shortest days of the year, with an average of 11h and 42min of daylight.
On the first day of December in Casisang, sunrise is at 5:37 am and sunset at 5:19 pm. On the last day of the month, sunrise is at 5:52 am and sunset at 5:32 pm PST.

Sunshine

In Casisang, the average sunshine in December is 7.7h.

UV index

The months with the highest UV index are January through December, with an average maximum UV index of 6. The months with the lowest UV index are January through December, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A daily maximum UV index of 6 in December translates into the following instructions:
Inhibit overexposure. Warding off sun damage is of utmost importance. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.

Frequently asked questions

What are the temperatures in December?
The high-temperature during December is 26.4°C (79.5°F) and the low-temperature is 18.5°C (65.3°F). In October, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines air temperature and relative humidity, is evaluated at 31°C (87.8°F).
What is the average humidity in December?
In December, the average relative humidity is 87%.
How many days does it rain in December?
In Casisang, in December, it is raining for 24.4 days, with typically 106mm (4.17") of accumulated precipitation.
When it does not snow?
In Casisang, snow does not fall in January through August, October through December.
What is the month with the shortest days?
With an average of 11h and 42min of daylight, December has the shortest days of the year.
What is the average length of the day in December?
In December, the average day length is 11h and 40min.
What time are sunrise and sunset in December?
In December, on the first day of the month, sunrise is at 5:37 am and sunset at 5:19 pm. On the last day of the month, sunrise is at 5:52 am and sunset at 5:32 pm PST.
How long on average sun shines in December?
In Casisang, the average sunshine duration in December is 7.7h.
What are the months with the highest UV index?
January through December, with an average maximum UV index of 6, are months with the highest UV index.
What are the months with the lowest UV index in Casisang?
The months with the lowest UV index are January through December, with an average maximum UV index of 6.
How high is the UV index in December?
In December, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high health risk 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 snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December - Casisang, Philippines
Average temperature in December
Casisang, Philippines
  • Average high temperature in December: 26.4°C

The warmest month (with the highest average high temperature) is April (28.1°C).
The month with the lowest average high temperature is January (25.5°C).

  • Average low temperature in December: 18.5°C

The month with the highest average low temperature is May (19.1°C).
The coldest month (with the lowest average low temperature) is March (17.6°C).

Average pressure in December - Casisang, Philippines
Average pressure in December
Casisang, Philippines
  • Average pressure in December: 1009.7mbar

The month with the highest atmospheric pressure is February (1011.4mbar).
The month with the lowest atmospheric pressure is July (1009.5mbar).

Average wind speed in December - Casisang, Philippines
Average wind speed in December
Casisang, Philippines
  • Average wind speed in December: 5.1km/h

The windiest month (with the highest average wind speed) is February (5.9km/h).
The calmest month (with the lowest average wind speed) is June (3.8km/h).

Average humidity in December - Casisang, Philippines
Average humidity in December
Casisang, Philippines
  • Average humidity in December: 87%

The months with the highest relative humidity are January and November (88%).
The months with the lowest relative humidity are March and April (83%).

Average rainfall in December - Casisang, Philippines
Average rainfall in December
Casisang, Philippines
  • Average rainfall in December: 106mm

The wettest month (with the highest rainfall) is July (338mm).
The driest month (with the least rainfall) is February (63mm).

Average rainfall days in December - Casisang, Philippines
Average rainfall days in December
Casisang, Philippines
  • Average rainfall days in December: 24.4 days

The month with the highest number of rainy days is August (30.7 days).
The month with the least rainy days is February (19.9 days).

Average snowfall days in December - Casisang, Philippines
Average snowfall days in December
Casisang, Philippines
  • Average snowfall days in December: 0 days

The month with the highest number of snowfall days is September (0.1 days).
The months with the least snowfall days are January, February, March, April, May, June, July, August, October, November and December (0 days).

Average daylight in December / Average sunshine in December - Casisang, Philippines
Average daylight in December /
Average sunshine in December
Casisang, Philippines
  • Average daylight in December: 11h and 4min

The month with the longest days is June (Average daylight: 12h and 36min).
The month with the shortest days is December (Average daylight: 11h and 42min).

  • Average sunshine in December: 7h and 4min

The month with the most sunshine is March (Average sunshine: 8h and 0min).
The month with the least sunshine is January (Average sunshine: 6h and 6min).

Average sunshine days in December - Casisang, Philippines
Average sunshine days in December
Casisang, Philippines
  • Average sunshine days in December: 5.1 days

The month with the most sunshine days is February (6.8 days).
The months with the least sunshine days are June and September (0.1 days).

Average UV index in December - Casisang, Philippines
Average UV index in December
Casisang, Philippines
  • Average UV index in December: 6

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

Average cloud cover in December - Casisang, Philippines
Average cloud cover in December
Casisang, Philippines
  • Average cloud cover in December: 57

The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 51).

Average visibility in December - Casisang, Philippines
Average visibility in December
Casisang, Philippines
  • Average visibility in December: 6km

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

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