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Monthly climate in Calilayan, Philippines

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Calilayan features a tropical rainforest climate (Af). Temperatures typically range between 26 °C (79 °F) and 29 °C (84 °F) through the year, but rarely can drop to 23 °C (73 °F) or can rise to as high as 32 °C (90 °F). The average annual precipitation amounts to about 2211 mm (87.0 inches) and receives 259 rainy days on the 1 mm (0.04 inches) threshold annually. Calilayan enjoys an average of 3347 hours of sunshine throughout the year, and daylight varies from 11 hours 18 minutes to 12 hours 55 minutes per day.

Monthly average temperatures in Calilayan, Philippines

The warmest months in Calilayan are May, June and August, with daily mean temperatures ranging from 28 to 29 °C (83 - 84 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 26 to 26 °C (79 - 80 °F) throughout the day. On average each year, Calilayan experiences 328 days above 25 °C (77.0 °F) and 0 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Calilayan. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum29°C
(84°F)		29°C
(85°F)		31°C
(88°F)		32°C
(90°F)		32°C
(90°F)		32°C
(89°F)		31°C
(89°F)		31°C
(88°F)		31°C
(88°F)		31°C
(87°F)		30°C
(87°F)		30°C
(86°F)
Mean maximum28°C
(83°F)		29°C
(84°F)		30°C
(87°F)		31°C
(88°F)		31°C
(89°F)		31°C
(88°F)		31°C
(88°F)		31°C
(88°F)		30°C
(87°F)		30°C
(87°F)		30°C
(86°F)		29°C
(85°F)
Average high27°C
(81°F)		27°C
(81°F)		29°C
(84°F)		29°C
(85°F)		30°C
(87°F)		30°C
(86°F)		29°C
(85°F)		29°C
(85°F)		29°C
(85°F)		29°C
(84°F)		29°C
(84°F)		28°C
(82°F)
Daily mean26°C
(79°F)		26°C
(79°F)		27°C
(81°F)		28°C
(82°F)		29°C
(84°F)		28°C
(84°F)		28°C
(82°F)		28°C
(83°F)		28°C
(82°F)		27°C
(82°F)		27°C
(81°F)		26°C
(80°F)
Average low25°C
(77°F)		25°C
(76°F)		25°C
(78°F)		26°C
(80°F)		27°C
(81°F)		27°C
(81°F)		27°C
(80°F)		27°C
(81°F)		27°C
(80°F)		26°C
(80°F)		26°C
(79°F)		26°C
(78°F)
Mean minimum24°C
(75°F)		24°C
(75°F)		24°C
(76°F)		25°C
(77°F)		26°C
(80°F)		26°C
(79°F)		26°C
(79°F)		26°C
(79°F)		26°C
(78°F)		25°C
(78°F)		25°C
(78°F)		25°C
(77°F)
Minimum23°C
(74°F)		23°C
(73°F)		24°C
(75°F)		24°C
(75°F)		26°C
(79°F)		26°C
(79°F)		26°C
(79°F)		26°C
(78°F)		25°C
(78°F)		25°C
(77°F)		25°C
(78°F)		24°C
(76°F)

Compare climate in Calilayan with other places

Compare temperature, precipitation, sunshine, UV index in Calilayan, Philippines with other places around the world.

Monthly average precipitation in Calilayan, Philippines

Calilayan usually has the most precipitation in July, September and October, with an average of 26 rainy days and 295 mm (11.6 inches) of precipitation per month. The driest months in Calilayan are February, March and April. On average, 59 mm (2.3 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Calilayan. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)112 (4.4)78 (3.1)54 (2.1)45 (1.8)141 (5.6)227 (8.9)315 (12.4)203 (8.0)287 (11.3)282 (11.1)216 (8.5)251 (9.9)
Average precipitation days (≥ 1 mm)151311132727282325272624

Monthly sunshine hours in Calilayan, Philippines

The sunniest months in Calilayan are March, April and May, when the sun shines an average of 10 hours 19 minutes a day. Least sunny months in Calilayan: January, September and October receive an average of 8 hours 7 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Calilayan. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours223269312313324297275269257266267271
Mean daily daylight hours11h 23m11h 40m12h 2m12h 25m12h 45m12h 55m12h 50m12h 33m12h 11m11h 48m11h 28m11h 18m

Solar UV radiation in Calilayan, Philippines

Calilayan experiences the highest level of ultraviolet (UV) radiation in March, April and August, when the maximum UV index can reach values of 15 - 15, which corresponds to the Extreme category of sun exposure. January, November and December are in the Extreme exposure category. In these months, the maximum values of the UV index do not exceed 11. For more detailed information, check out our hourly Calilayan UV Index data.

Average daily maximum UV levels by month for Calilayan. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)111315151314141514131111