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Monthly climate in San Guillermo, Cagayan Valley, Philippines

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification San Guillermo features a tropical rainforest climate (Af).Temperatures typically range between 24 °C (75 °F) and 30 °C (86 °F) through the year, but rarely can drop to 16 °C (62 °F) or can rise to as high as 40 °C (104 °F).The average annual precipitation amounts to about 2207 mm (86.9 inches) and receives 242 rainy days on the 1 mm (0.04 inches) threshold annually.San Guillermo enjoys an average of 3156 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 San Guillermo, Cagayan Valley, Philippines §

The warmest months in San Guillermo are May, June and July, with daily mean temperatures ranging from 29 to 30 °C (84 - 86 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 24 to 24 °C (75 - 76 °F) throughout the day. On average each year, San Guillermo experiences 312 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 San Guillermo, Cagayan Valley, 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 32°C
(90°F)		 33°C
(92°F)		 34°C
(93°F)		 36°C
(97°F)		 39°C
(103°F)		 40°C
(104°F)		 39°C
(102°F)		 39°C
(102°F)		 36°C
(98°F)		 35°C
(95°F)		 34°C
(94°F)		 33°C
(91°F)
Mean maximum 31°C
(88°F)		 31°C
(89°F)		 33°C
(92°F)		 35°C
(95°F)		 37°C
(99°F)		 37°C
(99°F)		 37°C
(99°F)		 37°C
(99°F)		 35°C
(96°F)		 34°C
(94°F)		 33°C
(92°F)		 32°C
(89°F)
Average high 27°C
(81°F)		 27°C
(82°F)		 30°C
(87°F)		 32°C
(90°F)		 35°C
(95°F)		 36°C
(96°F)		 34°C
(93°F)		 33°C
(92°F)		 33°C
(91°F)		 31°C
(88°F)		 30°C
(85°F)		 27°C
(82°F)
Daily mean 24°C
(75°F)		 24°C
(75°F)		 26°C
(78°F)		 27°C
(81°F)		 29°C
(85°F)		 30°C
(86°F)		 29°C
(84°F)		 29°C
(84°F)		 28°C
(82°F)		 27°C
(80°F)		 26°C
(79°F)		 24°C
(76°F)
Average low 21°C
(70°F)		 21°C
(70°F)		 22°C
(72°F)		 24°C
(75°F)		 25°C
(77°F)		 26°C
(78°F)		 25°C
(78°F)		 25°C
(78°F)		 25°C
(77°F)		 24°C
(75°F)		 24°C
(75°F)		 22°C
(72°F)
Mean minimum 18°C
(65°F)		 18°C
(64°F)		 20°C
(67°F)		 21°C
(70°F)		 23°C
(74°F)		 24°C
(76°F)		 23°C
(75°F)		 24°C
(75°F)		 23°C
(74°F)		 22°C
(71°F)		 22°C
(72°F)		 20°C
(68°F)
Minimum 17°C
(63°F)		 16°C
(62°F)		 18°C
(65°F)		 19°C
(66°F)		 23°C
(73°F)		 24°C
(75°F)		 23°C
(74°F)		 23°C
(74°F)		 23°C
(73°F)		 20°C
(69°F)		 21°C
(70°F)		 19°C
(67°F)

Compare climate in San Guillermo with other places

Compare temperature, precipitation, sunshine, UV index in San Guillermo, Cagayan Valley, Philippines with other places around the world.

Monthly average precipitation in San Guillermo, Cagayan Valley, Philippines §

San Guillermo usually has the most precipitation in July, October and December, with an average of 25 rainy days and 276 mm (10.9 inches) of precipitation per month.The driest months in San Guillermo are February, March and April. On average, 81 mm (3.2 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in San Guillermo, Cagayan Valley, 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) 159 (6.3) 117 (4.6) 73 (2.9) 53 (2.1) 148 (5.8) 128 (5.1) 288 (11.3) 240 (9.5) 221 (8.7) 252 (9.9) 237 (9.3) 289 (11.4)
Average precipitation days (≥ 1 mm) 16 15 13 13 16 20 25 25 25 26 23 25

Monthly sunshine hours in San Guillermo, Cagayan Valley, Philippines §

The sunniest months in San Guillermo are March, May and June, when the sun shines an average of 9 hours 52 minutes a day.Least sunny months in San Guillermo: January, February and December receive an average of 6 hours 57 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in San Guillermo, Cagayan Valley, 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 188 235 294 293 309 305 289 266 269 257 237 208
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 San Guillermo, Cagayan Valley, Philippines §

San Guillermo 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 San Guillermo UV Index data.

Average daily maximum UV levels by month for San Guillermo, Cagayan Valley, 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 14 14 14 14 14 13 10 9