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Monthly climate in Boston, Philippines

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Boston features a tropical rainforest climate (Af). Temperatures typically range between 24 °C (76 °F) and 26 °C (79 °F) through the year, but rarely can drop to 17 °C (63 °F) or can rise to as high as 34 °C (93 °F). The average annual precipitation amounts to about 3974 mm (156.5 inches) and receives 314 rainy days on the 1 mm (0.04 inches) threshold annually. Boston enjoys an average of 3203 hours of sunshine throughout the year, and daylight varies from 11 hours 39 minutes to 12 hours 33 minutes per day.

Monthly average temperatures in Boston, Philippines

The warmest months in Boston are May, August and September, with daily mean temperatures ranging from 26 to 26 °C (79 - 79 °F) throughout the day. The coldest temperatures usually occur in January, February and March, when daily mean temperatures range from 24 to 25 °C (76 - 76 °F) throughout the day. On average each year, Boston experiences 321 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 Boston. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum30°C
(87°F)		31°C
(88°F)		31°C
(87°F)		32°C
(91°F)		32°C
(90°F)		32°C
(91°F)		33°C
(92°F)		34°C
(93°F)		32°C
(91°F)		33°C
(91°F)		32°C
(89°F)		31°C
(87°F)
Mean maximum30°C
(86°F)		30°C
(85°F)		30°C
(86°F)		31°C
(88°F)		31°C
(89°F)		31°C
(88°F)		32°C
(90°F)		32°C
(91°F)		32°C
(90°F)		32°C
(89°F)		31°C
(88°F)		30°C
(87°F)
Average high27°C
(81°F)		27°C
(81°F)		28°C
(83°F)		29°C
(84°F)		30°C
(86°F)		30°C
(86°F)		30°C
(86°F)		30°C
(87°F)		30°C
(86°F)		30°C
(86°F)		29°C
(84°F)		28°C
(83°F)
Daily mean24°C
(76°F)		24°C
(76°F)		25°C
(76°F)		25°C
(78°F)		26°C
(79°F)		26°C
(79°F)		26°C
(79°F)		26°C
(79°F)		26°C
(79°F)		26°C
(79°F)		25°C
(78°F)		25°C
(77°F)
Average low22°C
(72°F)		22°C
(71°F)		22°C
(71°F)		22°C
(72°F)		23°C
(74°F)		23°C
(73°F)		23°C
(73°F)		23°C
(74°F)		23°C
(73°F)		23°C
(73°F)		23°C
(73°F)		22°C
(72°F)
Mean minimum21°C
(69°F)		19°C
(67°F)		19°C
(67°F)		20°C
(69°F)		22°C
(72°F)		22°C
(72°F)		21°C
(71°F)		22°C
(71°F)		22°C
(71°F)		22°C
(71°F)		21°C
(70°F)		21°C
(70°F)
Minimum19°C
(67°F)		18°C
(64°F)		17°C
(63°F)		19°C
(67°F)		21°C
(71°F)		22°C
(71°F)		21°C
(70°F)		21°C
(70°F)		21°C
(70°F)		21°C
(70°F)		19°C
(66°F)		21°C
(69°F)

Compare climate in Boston with other places

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

Monthly average precipitation in Boston, Philippines

Boston usually has the most precipitation in January, February and October, with an average of 26 rainy days and 430 mm (16.9 inches) of precipitation per month. The driest months in Boston are March, April and May. On average, 229 mm (9.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Boston. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)470 (18.5)423 (16.6)264 (10.4)159 (6.3)265 (10.4)363 (14.3)355 (14.0)317 (12.5)368 (14.5)397 (15.6)276 (10.8)318 (12.5)
Average precipitation days (≥ 1 mm)252526232929252425282827

Monthly sunshine hours in Boston, Philippines

The sunniest months in Boston are March, April and May, when the sun shines an average of 9 hours 26 minutes a day. Least sunny months in Boston: 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 Boston. 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 17m12h 28m12h 33m12h 30m12h 21m12h 8m11h 55m11h 45m11h 39m

Solar UV radiation in Boston, Philippines

Boston 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 Boston UV Index data.

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