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Monthly climate in Buin, Bougainville, Papua New Guinea

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Buin features a tropical rainforest climate (Af).Temperatures typically range between 26 °C (79 °F) and 27 °C (81 °F) through the year, but rarely can drop to 24 °C (75 °F) or can rise to as high as 31 °C (89 °F).The average annual precipitation amounts to about 3518 mm (138.5 inches) and receives 326 rainy days on the 1 mm (0.04 inches) threshold annually.Buin enjoys an average of 3133 hours of sunshine throughout the year, and daylight varies from 11 hours 43 minutes to 12 hours 29 minutes per day.

Monthly average temperatures in Buin, Bougainville, Papua New Guinea §

The warmest months in Buin are January, February and December, with daily mean temperatures ranging from 27 to 27 °C (80 - 81 °F) throughout the day. The coldest temperatures usually occur in July, August and September, when daily mean temperatures range from 26 to 26 °C (79 - 79 °F) throughout the day. On average each year, Buin 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 Buin, Bougainville, Papua New Guinea.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 31°C
(88°F)		 31°C
(88°F)		 31°C
(89°F)		 30°C
(86°F)		 30°C
(86°F)		 30°C
(86°F)		 29°C
(84°F)		 29°C
(85°F)		 29°C
(84°F)		 30°C
(86°F)		 30°C
(86°F)		 31°C
(88°F)
Mean maximum 30°C
(87°F)		 31°C
(87°F)		 30°C
(86°F)		 30°C
(86°F)		 29°C
(85°F)		 29°C
(84°F)		 29°C
(84°F)		 29°C
(84°F)		 29°C
(84°F)		 29°C
(85°F)		 29°C
(85°F)		 30°C
(86°F)
Average high 29°C
(84°F)		 29°C
(84°F)		 29°C
(84°F)		 28°C
(83°F)		 28°C
(83°F)		 28°C
(82°F)		 27°C
(81°F)		 27°C
(81°F)		 28°C
(82°F)		 28°C
(83°F)		 28°C
(83°F)		 29°C
(84°F)
Daily mean 27°C
(81°F)		 27°C
(81°F)		 27°C
(80°F)		 27°C
(80°F)		 27°C
(80°F)		 26°C
(79°F)		 26°C
(79°F)		 26°C
(79°F)		 26°C
(79°F)		 26°C
(80°F)		 26°C
(80°F)		 27°C
(80°F)
Average low 26°C
(78°F)		 26°C
(78°F)		 25°C
(78°F)		 25°C
(78°F)		 25°C
(78°F)		 25°C
(77°F)		 25°C
(77°F)		 25°C
(77°F)		 25°C
(77°F)		 25°C
(77°F)		 25°C
(78°F)		 25°C
(78°F)
Mean minimum 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
(76°F)		 24°C
(75°F)		 24°C
(76°F)		 24°C
(76°F)		 25°C
(76°F)		 25°C
(77°F)
Minimum 25°C
(77°F)		 24°C
(76°F)		 24°C
(76°F)		 24°C
(76°F)		 24°C
(76°F)		 24°C
(76°F)		 24°C
(75°F)		 24°C
(75°F)		 24°C
(75°F)		 24°C
(75°F)		 24°C
(76°F)		 25°C
(77°F)

Compare climate in Buin with other places

Compare temperature, precipitation, sunshine, UV index in Buin, Bougainville, Papua New Guinea with other places around the world.

Monthly average precipitation in Buin, Bougainville, Papua New Guinea §

Buin usually has the most precipitation in April, July and August, with an average of 28 rainy days and 354 mm (13.9 inches) of precipitation per month.The driest months in Buin are January, June and November. On average, 242 mm (9.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Buin, Bougainville, Papua New Guinea.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) 212 (8.3) 284 (11.2) 288 (11.3) 335 (13.2) 278 (10.9) 258 (10.2) 358 (14.1) 369 (14.5) 309 (12.1) 260 (10.2) 258 (10.1) 310 (12.2)
Average precipitation days (≥ 1 mm) 21 27 27 28 27 27 30 28 29 27 26 29

Monthly sunshine hours in Buin, Bougainville, Papua New Guinea §

The sunniest months in Buin are October, November and December, when the sun shines an average of 9 hours 10 minutes a day.Least sunny months in Buin: January, February and April receive an average of 7 hours 52 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Buin, Bougainville, Papua New Guinea.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 223 240 274 245 268 256 257 262 261 289 276 277
Mean daily daylight hours 12h 27m 12h 18m 12h 7m 11h 56m 11h 47m 11h 43m 11h 45m 11h 52m 12h 3m 12h 14m 12h 24m 12h 29m

Solar UV radiation in Buin, Bougainville, Papua New Guinea §

Buin experiences the highest level of ultraviolet (UV) radiation in February, March and April, when the maximum UV index can reach values of 15 - 16, which corresponds to the Extreme category of sun exposure.May, June and July 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 Buin UV Index data.

Average daily maximum UV levels by month for Buin, Bougainville, Papua New Guinea.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) 15 16 16 15 13 11 11 13 15 15 15 14