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Monthly climate in Bacnotan, Ilocos, Philippines

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Bacnotan features a tropical monsoon climate (Am).Temperatures typically range between 26 °C (79 °F) and 29 °C (84 °F) through the year, but rarely can drop to 22 °C (72 °F) or can rise to as high as 32 °C (91 °F).The average annual precipitation amounts to about 2883 mm (113.5 inches) and receives 239 rainy days on the 1 mm (0.04 inches) threshold annually.Bacnotan enjoys an average of 3308 hours of sunshine throughout the year, and daylight varies from 11 hours 8 minutes to 13 hours 5 minutes per day.

Monthly average temperatures in Bacnotan, Ilocos, Philippines §

The warmest months in Bacnotan are May, June and July, 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 27 °C (79 - 81 °F) throughout the day. On average each year, Bacnotan experiences 329 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 Bacnotan, Ilocos, Philippines.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 29°C
(85°F)		 29°C
(84°F)		 30°C
(87°F)		 31°C
(89°F)		 32°C
(90°F)		 32°C
(91°F)		 32°C
(90°F)		 31°C
(88°F)		 31°C
(88°F)		 31°C
(88°F)		 30°C
(87°F)		 30°C
(86°F)
Mean maximum 28°C
(83°F)		 29°C
(84°F)		 30°C
(86°F)		 31°C
(88°F)		 32°C
(89°F)		 31°C
(89°F)		 31°C
(88°F)		 31°C
(87°F)		 31°C
(87°F)		 31°C
(88°F)		 30°C
(86°F)		 29°C
(85°F)
Average high 27°C
(81°F)		 27°C
(81°F)		 28°C
(83°F)		 29°C
(85°F)		 30°C
(87°F)		 30°C
(87°F)		 29°C
(85°F)		 29°C
(84°F)		 29°C
(85°F)		 29°C
(85°F)		 29°C
(84°F)		 28°C
(82°F)
Daily mean 26°C
(79°F)		 26°C
(79°F)		 27°C
(81°F)		 28°C
(83°F)		 29°C
(84°F)		 29°C
(84°F)		 28°C
(83°F)		 28°C
(82°F)		 28°C
(82°F)		 28°C
(83°F)		 28°C
(82°F)		 27°C
(81°F)
Average low 25°C
(77°F)		 25°C
(76°F)		 26°C
(78°F)		 27°C
(80°F)		 27°C
(82°F)		 27°C
(81°F)		 27°C
(80°F)		 27°C
(80°F)		 27°C
(80°F)		 27°C
(80°F)		 26°C
(80°F)		 26°C
(79°F)
Mean minimum 23°C
(74°F)		 23°C
(73°F)		 24°C
(76°F)		 25°C
(78°F)		 26°C
(80°F)		 26°C
(80°F)		 26°C
(79°F)		 26°C
(78°F)		 25°C
(78°F)		 26°C
(78°F)		 26°C
(78°F)		 25°C
(77°F)
Minimum 22°C
(72°F)		 22°C
(72°F)		 24°C
(76°F)		 25°C
(77°F)		 26°C
(79°F)		 26°C
(79°F)		 26°C
(79°F)		 25°C
(78°F)		 25°C
(77°F)		 24°C
(76°F)		 25°C
(77°F)		 24°C
(76°F)

Compare climate in Bacnotan with other places

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

Monthly average precipitation in Bacnotan, Ilocos, Philippines §

Bacnotan usually has the most precipitation in June, July and August, with an average of 28 rainy days and 537 mm (21.2 inches) of precipitation per month.The driest months in Bacnotan are February, March and April. On average, 54 mm (2.1 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Bacnotan, Ilocos, Philippines.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 107 (4.2) 77 (3.0) 34 (1.3) 50 (2.0) 177 (7.0) 343 (13.5) 594 (23.4) 675 (26.6) 340 (13.4) 233 (9.2) 149 (5.9) 105 (4.1)
Average precipitation days (≥ 1 mm) 14 12 9 13 21 27 28 29 26 22 20 18

Monthly sunshine hours in Bacnotan, Ilocos, Philippines §

The sunniest months in Bacnotan are March, April and May, when the sun shines an average of 10 hours 13 minutes a day.Least sunny months in Bacnotan: January, July and August receive an average of 7 hours 50 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Bacnotan, Ilocos, Philippines.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 240 275 314 311 314 279 250 238 257 273 269 283
Mean daily daylight hours 11h 14m 11h 34m 12h 2m 12h 30m 12h 54m 13h 5m 12h 59m 12h 39m 12h 12m 11h 44m 11h 20m 11h 8m

Solar UV radiation in Bacnotan, Ilocos, Philippines §

Bacnotan experiences the highest level of ultraviolet (UV) radiation in April, August and September, when the maximum UV index can reach values of 14 - 15, which corresponds to the Extreme category of sun exposure.January, November and December are in the Very High / 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 Bacnotan UV Index data.

Average daily maximum UV levels by month for Bacnotan, Ilocos, Philippines.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 11 13 14 15 13 14 14 14 14 13 11 10