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Monthly climate in Kieta, Bougainville, Papua New Guinea

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Kieta features a tropical rainforest climate (Af).Temperatures typically range between 25 °C (77 °F) and 26 °C (80 °F) through the year, but rarely can drop to 23 °C (74 °F) or can rise to as high as 29 °C (85 °F).The average annual precipitation amounts to about 3512 mm (138.3 inches) and receives 333 rainy days on the 1 mm (0.04 inches) threshold annually.Kieta enjoys an average of 3024 hours of sunshine throughout the year, and daylight varies from 11 hours 45 minutes to 12 hours 27 minutes per day.

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

The warmest months in Kieta are January, February and December, with daily mean temperatures ranging from 26 to 26 °C (79 - 80 °F) throughout the day. The coldest temperatures usually occur in July, August and September, when daily mean temperatures range from 25 to 25 °C (77 - 78 °F) throughout the day. On average each year, Kieta experiences 326 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 Kieta, 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 29°C
(84°F)		 29°C
(84°F)		 29°C
(84°F)		 28°C
(83°F)		 29°C
(84°F)		 28°C
(83°F)		 28°C
(83°F)		 28°C
(83°F)		 29°C
(85°F)		 29°C
(85°F)		 29°C
(84°F)		 29°C
(85°F)
Mean maximum 29°C
(84°F)		 29°C
(84°F)		 28°C
(83°F)		 28°C
(83°F)		 28°C
(83°F)		 28°C
(82°F)		 28°C
(82°F)		 28°C
(82°F)		 28°C
(83°F)		 28°C
(83°F)		 28°C
(83°F)		 29°C
(84°F)
Average high 28°C
(82°F)		 28°C
(82°F)		 27°C
(81°F)		 27°C
(81°F)		 27°C
(81°F)		 27°C
(80°F)		 26°C
(80°F)		 26°C
(80°F)		 26°C
(80°F)		 27°C
(81°F)		 27°C
(81°F)		 28°C
(82°F)
Daily mean 26°C
(79°F)		 26°C
(80°F)		 26°C
(79°F)		 26°C
(79°F)		 26°C
(79°F)		 25°C
(78°F)		 25°C
(78°F)		 25°C
(77°F)		 25°C
(78°F)		 26°C
(78°F)		 26°C
(79°F)		 26°C
(79°F)
Average low 25°C
(78°F)		 25°C
(78°F)		 25°C
(77°F)		 25°C
(77°F)		 25°C
(77°F)		 24°C
(76°F)		 24°C
(76°F)		 24°C
(76°F)		 24°C
(76°F)		 24°C
(76°F)		 25°C
(77°F)		 25°C
(77°F)
Mean minimum 24°C
(76°F)		 24°C
(76°F)		 24°C
(76°F)		 24°C
(76°F)		 24°C
(75°F)		 24°C
(75°F)		 23°C
(75°F)		 23°C
(74°F)		 24°C
(75°F)		 24°C
(75°F)		 24°C
(75°F)		 24°C
(76°F)
Minimum 24°C
(75°F)		 24°C
(76°F)		 24°C
(75°F)		 24°C
(75°F)		 24°C
(75°F)		 23°C
(74°F)		 23°C
(74°F)		 23°C
(74°F)		 23°C
(74°F)		 23°C
(75°F)		 24°C
(75°F)		 24°C
(75°F)

Compare climate in Kieta with other places

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

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

Kieta usually has the most precipitation in July, August and September, with an average of 28 rainy days and 352 mm (13.8 inches) of precipitation per month.The driest months in Kieta are January, February and May. On average, 237 mm (9.3 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Kieta, 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) 230 (9.1) 226 (8.9) 325 (12.8) 280 (11.0) 256 (10.1) 287 (11.3) 372 (14.6) 358 (14.1) 325 (12.8) 272 (10.7) 276 (10.9) 306 (12.0)
Average precipitation days (≥ 1 mm) 24 27 29 29 28 27 29 28 28 27 28 29

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

The sunniest months in Kieta are March, May and October, when the sun shines an average of 8 hours 37 minutes a day.Least sunny months in Kieta: January, February and April receive an average of 7 hours 38 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Kieta, 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 218 233 263 235 262 250 250 257 253 276 259 261
Mean daily daylight hours 12h 25m 12h 17m 12h 7m 11h 57m 11h 49m 11h 45m 11h 47m 11h 53m 12h 3m 12h 13m 12h 23m 12h 27m

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

Kieta experiences the highest level of ultraviolet (UV) radiation in February, March and April, when the maximum UV index can reach values of 16 - 17, 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 Kieta UV Index data.

Average daily maximum UV levels by month for Kieta, 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 17 16 13 11 11 13 15 15 15 14