Cotabato weather in December

In December, Cotabato has daytime highs averaging 29 °C, nights around 24 °C, with 22 wet days, and a sea temperature of 29 °C. Figures are 1991–2020 climate normals.

  1. Jan 26°
  2. Feb 27°
  3. Mar 27°
  4. Apr 27°
  5. May 27°
  6. Jun 27°
  7. Jul 26°
  8. Aug 26°
  9. Sep 26°
  10. Oct 26°
  11. Nov 27°
  12. Dec 27°

Daily temperatures through December

21°27°32°18152229
Daily highDaily low Day of month on the horizontal axis. Highs peak at 29.8 °C and lows bottom out at 24.0 °C.

How December develops

Averages for the first, middle and last part of the month, from daily 1991–2020 normals. Chance of rain is the share of years in which that calendar day recorded more than 1 mm.

DaysAvg highAvg lowChance of rain
1–10 December29.5 °C24.4 °C72 %
11–20 December29.5 °C24.3 °C75 %
21–31 December29.4 °C24.3 °C69 %
0%50%100%151015202530
Chance of a wet day (over 1 mm) by date in December. Wettest date over the 30 years: December 16, at 87 %. Single dates are noisy — read the shape, not the spikes.

What to expect

Measure Typical December Share of the month
Days above 25 °C 31 of 31 100 %
Days above 30 °C 8.6 of 31 28 %
Days below 0 °C 0 of 31 0 %
Days with more than 1 mm rain 22 of 31 72 %

Conditions in December

MeasureAverage
Mean temperature 27 °C
Record high (1991–2020) 33 °C
Record low (1991–2020) 22 °C
Relative humidity 84 %
Wind speed 9.6 km/h
Cloud cover 76 %

Where Cotabato ranks in December

RankingPositionValue
Warmest sea temperatures in Asia in December32ndof 5029 °C
Warmest sea temperatures in the world in December39thof 5029 °C

December compared with the months around it

Month Avg high Rainfall Cloud
January 29.4 °C 169 mm 73 %
February 29.8 °C 143 mm 70 %
October 29.1 °C 262 mm 84 %
November 29.5 °C 219 mm 77 %
December 29.5 °C 181 mm 76 %

See all twelve months for Cotabato

Nearby destinations in December

Destination Avg high Wet days Sea
Cotabato 29 °C 22 29
Budta 31 °C 21
Malingao 31 °C 21
Marawi City 25 °C 27
Koronadal 29 °C 18
Mantampay 27 °C 24 29
Pagadian 29 °C 17
Iligan 28 °C 24 29
Iligan City 27 °C 28

QuestionsDecember in Cotabato, answered

How warm is Cotabato in December?

Daily highs average 29 °C and nights fall to about 24 °C, a spread of 5.2 °C between afternoon and dawn. That makes December the 6th warmest month of the year here.

Does it rain much in Cotabato in December?

December averages 181 mm of rain, spread over about 22 of the 31 days — 72 % of the month. Cloud cover averages 76 % of the sky.

Is the sea warm enough to swim in December?

The sea averages 29 °C off Cotabato in December. Most people find water below 20 °C bracing and above 25 °C comfortable for a long swim; this figure is a monthly surface average, so a sheltered bay on a still afternoon can be warmer.

How long are the days in December?

Cotabato averages 12 hours between sunrise and sunset in December. Day length is computed from latitude and date, so it is exact rather than modelled — but it says nothing about how much of that time is sunny.

Data sources and method

Normal period
1991–2020
Dataset version
era5-1991-2020-scores1.1
Last processed

Measured values come from ERA5 reanalysis and are reproduced unchanged. Calculated by us: daylight hours, beach and comfort scores, monthly rankings, threshold day counts, chance of a wet day by date, ten-day averages within the month. Full formulas are on the methodology page.

Contains modified Copernicus Climate Change Service information 2026. Neither the European Commission nor ECMWF is responsible for any use that may be made of the Copernicus information or data it contains.