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Monthly climate in San Rafael, Philippines

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification San Rafael features a tropical rainforest climate (Af). Temperatures typically range between 25 °C (78 °F) and 27 °C (81 °F) through the year, but rarely can drop to 23 °C (73 °F) or can rise to as high as 30 °C (87 °F). The average annual precipitation amounts to about 2687 mm (105.8 inches) and receives 296 rainy days on the 1 mm (0.04 inches) threshold annually. San Rafael enjoys an average of 3203 hours of sunshine throughout the year, and daylight varies from 11 hours 40 minutes to 12 hours 33 minutes per day.

Monthly average temperatures in San Rafael, Philippines

The warmest months in San Rafael are July, August and September, with daily mean temperatures ranging from 27 to 27 °C (81 - 81 °F) throughout the day. The coldest temperatures usually occur in January, February and March, when daily mean temperatures range from 25 to 25 °C (78 - 78 °F) throughout the day. On average each year, San Rafael experiences 327 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 Rafael. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum28°C
(83°F)		28°C
(83°F)		29°C
(84°F)		29°C
(85°F)		30°C
(85°F)		30°C
(86°F)		30°C
(87°F)		30°C
(86°F)		30°C
(86°F)		30°C
(87°F)		29°C
(85°F)		30°C
(86°F)
Mean maximum28°C
(82°F)		28°C
(82°F)		28°C
(83°F)		29°C
(84°F)		29°C
(85°F)		29°C
(85°F)		30°C
(86°F)		30°C
(86°F)		30°C
(85°F)		29°C
(85°F)		29°C
(84°F)		29°C
(85°F)
Average high27°C
(80°F)		26°C
(80°F)		27°C
(80°F)		27°C
(82°F)		28°C
(83°F)		28°C
(83°F)		28°C
(83°F)		28°C
(83°F)		28°C
(83°F)		28°C
(83°F)		28°C
(82°F)		27°C
(81°F)
Daily mean25°C
(78°F)		25°C
(78°F)		25°C
(78°F)		26°C
(79°F)		27°C
(80°F)		27°C
(81°F)		27°C
(81°F)		27°C
(81°F)		27°C
(81°F)		27°C
(80°F)		26°C
(79°F)		26°C
(79°F)
Average low24°C
(76°F)		24°C
(76°F)		24°C
(76°F)		25°C
(77°F)		25°C
(78°F)		26°C
(78°F)		26°C
(78°F)		26°C
(78°F)		26°C
(78°F)		25°C
(78°F)		25°C
(77°F)		25°C
(77°F)
Mean minimum23°C
(74°F)		23°C
(74°F)		23°C
(74°F)		24°C
(75°F)		25°C
(77°F)		25°C
(77°F)		25°C
(77°F)		25°C
(77°F)		25°C
(77°F)		25°C
(77°F)		24°C
(76°F)		24°C
(75°F)
Minimum23°C
(73°F)		23°C
(73°F)		23°C
(73°F)		24°C
(75°F)		24°C
(76°F)		25°C
(76°F)		24°C
(76°F)		25°C
(76°F)		24°C
(76°F)		24°C
(76°F)		24°C
(75°F)		24°C
(75°F)

Compare climate in San Rafael with other places

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

Monthly average precipitation in San Rafael, Philippines

San Rafael usually has the most precipitation in January, February and December, with an average of 25 rainy days and 373 mm (14.7 inches) of precipitation per month. The driest months in San Rafael are April, May and August. On average, 144 mm (5.7 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in San Rafael. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)455 (17.9)394 (15.5)242 (9.5)127 (5.0)155 (6.1)165 (6.5)168 (6.6)148 (5.8)170 (6.7)189 (7.5)202 (8.0)271 (10.7)
Average precipitation days (≥ 1 mm)252426222525242322262727

Monthly sunshine hours in San Rafael, Philippines

The sunniest months in San Rafael are March, April and May, when the sun shines an average of 9 hours 26 minutes a day. Least sunny months in San Rafael: January, November and December receive an average of 7 hours 46 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in San Rafael. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours206256291289287274275283268261253254
Mean daily daylight hours11h 42m11h 51m12h 4m12h 16m12h 27m12h 33m12h 30m12h 20m12h 8m11h 56m11h 45m11h 40m

Solar UV radiation in San Rafael, Philippines

San Rafael experiences the highest level of ultraviolet (UV) radiation in March, April and September, when the maximum UV index can reach values of 15 - 16, 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 13. For more detailed information, check out our hourly San Rafael UV Index data.

Average daily maximum UV levels by month for San Rafael. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)131516161514141515141312