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Monthly climate in Minj, Papua New Guinea

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Minj features a tropical rainforest climate (Af). Temperatures typically range between 15 °C (59 °F) and 16 °C (61 °F) through the year, but rarely can drop to 8 °C (46 °F) or can rise to as high as 25 °C (77 °F). The average annual precipitation amounts to about 6429 mm (253.1 inches) and receives 345 rainy days on the 1 mm (0.04 inches) threshold annually. Minj enjoys an average of 2558 hours of sunshine throughout the year, and daylight varies from 11 hours 46 minutes to 12 hours 26 minutes per day.

Monthly average temperatures in Minj, Papua New Guinea

The warmest months in Minj are January, March and December, with daily mean temperatures ranging from 16 to 16 °C (61 - 61 °F) throughout the day. The coldest temperatures usually occur in July, August and September, when daily mean temperatures range from 15 to 15 °C (59 - 59 °F) throughout the day. On average each year, Minj experiences 0 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 Minj. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum25°C
(77°F)		25°C
(77°F)		25°C
(77°F)		23°C
(74°F)		24°C
(76°F)		24°C
(75°F)		23°C
(73°F)		23°C
(73°F)		23°C
(74°F)		24°C
(75°F)		25°C
(77°F)		24°C
(76°F)
Mean maximum23°C
(74°F)		24°C
(75°F)		24°C
(75°F)		23°C
(73°F)		23°C
(74°F)		22°C
(71°F)		21°C
(71°F)		22°C
(71°F)		23°C
(73°F)		23°C
(74°F)		23°C
(74°F)		23°C
(74°F)
Average high21°C
(70°F)		21°C
(69°F)		21°C
(70°F)		21°C
(69°F)		21°C
(70°F)		20°C
(68°F)		19°C
(67°F)		19°C
(67°F)		20°C
(68°F)		21°C
(69°F)		21°C
(70°F)		21°C
(70°F)
Daily mean16°C
(61°F)		16°C
(60°F)		16°C
(61°F)		16°C
(61°F)		16°C
(61°F)		15°C
(59°F)		15°C
(59°F)		15°C
(59°F)		15°C
(59°F)		15°C
(60°F)		16°C
(61°F)		16°C
(61°F)
Average low13°C
(55°F)		12°C
(55°F)		13°C
(55°F)		12°C
(55°F)		12°C
(54°F)		12°C
(53°F)		11°C
(53°F)		11°C
(53°F)		11°C
(53°F)		12°C
(53°F)		12°C
(54°F)		12°C
(55°F)
Mean minimum10°C
(51°F)		10°C
(50°F)		11°C
(52°F)		11°C
(52°F)		10°C
(51°F)		10°C
(50°F)		9°C
(48°F)		10°C
(49°F)		9°C
(49°F)		10°C
(50°F)		9°C
(49°F)		10°C
(50°F)
Minimum10°C
(50°F)		9°C
(48°F)		10°C
(50°F)		10°C
(51°F)		9°C
(49°F)		8°C
(47°F)		8°C
(47°F)		9°C
(48°F)		9°C
(48°F)		8°C
(46°F)		8°C
(47°F)		8°C
(47°F)

Compare climate in Minj with other places

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

Monthly average precipitation in Minj, Papua New Guinea

Minj usually has the most precipitation in January, March and October, with an average of 28 rainy days and 662 mm (26.1 inches) of precipitation per month. The driest months in Minj are June, July and August. On average, 381 mm (15.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Minj. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)596 (23.5)573 (22.6)790 (31.1)566 (22.3)483 (19.0)396 (15.6)345 (13.6)402 (15.8)509 (20.0)599 (23.6)593 (23.4)575 (22.7)
Average precipitation days (≥ 1 mm)252831292929293028302829

Monthly sunshine hours in Minj, Papua New Guinea

The sunniest months in Minj are June, July and August, when the sun shines an average of 8 hours 0 minutes a day. Least sunny months in Minj: January, February and March receive an average of 5 hours 44 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Minj. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours172177172187229235250249230234208209
Mean daily daylight hours12h 24m12h 16m12h 7m11h 57m11h 49m11h 46m11h 48m11h 54m12h 3m12h 13m12h 22m12h 26m

Solar UV radiation in Minj, Papua New Guinea

Minj experiences the highest level of ultraviolet (UV) radiation in February, March and April, when the maximum UV index can reach values of 18 - 18, 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 15. For more detailed information, check out our hourly Minj UV Index data.

Average daily maximum UV levels by month for Minj. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)171818181512131517171616