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Monthly climate in Madang, Papua New Guinea

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Madang features a tropical rainforest climate (Af). Temperatures typically range between 26 °C (79 °F) and 27 °C (80 °F) through the year, but rarely can drop to 22 °C (72 °F) or can rise to as high as 33 °C (91 °F). The average annual precipitation amounts to about 4052 mm (159.5 inches) and receives 289 rainy days on the 1 mm (0.04 inches) threshold annually. Madang enjoys an average of 2968 hours of sunshine throughout the year, and daylight varies from 11 hours 48 minutes to 12 hours 24 minutes per day.

Monthly average temperatures in Madang, Papua New Guinea

The warmest months in Madang are January, February and December, with daily mean temperatures ranging from 27 to 27 °C (80 - 80 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 26 to 26 °C (79 - 79 °F) throughout the day. On average each year, Madang 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 Madang. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum33°C
(91°F)		33°C
(91°F)		32°C
(90°F)		32°C
(89°F)		32°C
(90°F)		31°C
(87°F)		31°C
(88°F)		31°C
(88°F)		32°C
(89°F)		32°C
(90°F)		32°C
(90°F)		32°C
(90°F)
Mean maximum32°C
(90°F)		32°C
(90°F)		32°C
(90°F)		31°C
(88°F)		31°C
(88°F)		30°C
(85°F)		30°C
(87°F)		30°C
(87°F)		31°C
(87°F)		31°C
(89°F)		31°C
(88°F)		32°C
(90°F)
Average high30°C
(86°F)		30°C
(86°F)		29°C
(85°F)		29°C
(85°F)		29°C
(85°F)		29°C
(84°F)		28°C
(83°F)		29°C
(84°F)		29°C
(84°F)		29°C
(85°F)		29°C
(85°F)		30°C
(86°F)
Daily mean27°C
(80°F)		27°C
(80°F)		26°C
(80°F)		26°C
(79°F)		26°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 low25°C
(77°F)		25°C
(76°F)		24°C
(76°F)		25°C
(76°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)		24°C
(76°F)		25°C
(77°F)
Mean minimum24°C
(75°F)		24°C
(75°F)		24°C
(75°F)		24°C
(75°F)		24°C
(75°F)		24°C
(75°F)		24°C
(75°F)		23°C
(74°F)		23°C
(74°F)		24°C
(75°F)		23°C
(74°F)		24°C
(75°F)
Minimum23°C
(75°F)		23°C
(74°F)		24°C
(75°F)		23°C
(74°F)		23°C
(74°F)		23°C
(74°F)		23°C
(74°F)		23°C
(74°F)		22°C
(72°F)		23°C
(74°F)		23°C
(74°F)		24°C
(75°F)

Compare climate in Madang with other places

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

Monthly average precipitation in Madang, Papua New Guinea

Madang usually has the most precipitation in March, April and December, with an average of 29 rainy days and 521 mm (20.5 inches) of precipitation per month. The driest months in Madang are June, July and August. On average, 156 mm (6.1 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Madang. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)334 (13.2)429 (16.9)557 (21.9)503 (19.8)348 (13.7)172 (6.8)133 (5.3)161 (6.4)179 (7.0)302 (11.9)429 (16.9)504 (19.8)
Average precipitation days (≥ 1 mm)232729292522201817232729

Monthly sunshine hours in Madang, Papua New Guinea

The sunniest months in Madang are August, September and October, when the sun shines an average of 8 hours 53 minutes a day. Least sunny months in Madang: January, February and March receive an average of 7 hours 10 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Madang. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours204222224233257253262276266276237253
Mean daily daylight hours12h 22m12h 15m12h 6m11h 58m11h 51m11h 48m11h 50m11h 55m12h 3m12h 12m12h 20m12h 24m

Solar UV radiation in Madang, Papua New Guinea

Madang 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 Madang UV Index data.

Average daily maximum UV levels by month for Madang. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)151617161311121415151414