Monthly climate in Ihu, Papua New Guinea

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Ihu features a tropical rainforest climate (Af). Temperatures typically range between 25 °C (78 °F) and 28 °C (82 °F) through the year, but rarely can drop to 23 °C (74 °F) or can rise to as high as 31 °C (88 °F). The average annual precipitation amounts to about 3526 mm (138.8 inches) and receives 297 rainy days on the 1 mm (0.04 inches) threshold annually. Ihu enjoys an average of 3050 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 Ihu, Papua New Guinea

The warmest months in Ihu are January, February and December, with daily mean temperatures ranging from 27 to 28 °C (82 - 82 °F) throughout the day. The coldest temperatures usually occur in July, August and September, when daily mean temperatures range from 25 to 26 °C (78 - 78 °F) throughout the day. On average each year, Ihu 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 Ihu. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum31°C
(88°F)
31°C
(88°F)
30°C
(87°F)
29°C
(85°F)
29°C
(85°F)
28°C
(82°F)
28°C
(83°F)
28°C
(82°F)
28°C
(82°F)
29°C
(84°F)
30°C
(86°F)
31°C
(88°F)
Mean maximum30°C
(87°F)
30°C
(87°F)
30°C
(85°F)
29°C
(84°F)
29°C
(84°F)
28°C
(82°F)
27°C
(81°F)
27°C
(80°F)
27°C
(81°F)
28°C
(83°F)
29°C
(84°F)
30°C
(86°F)
Average high29°C
(84°F)
29°C
(84°F)
28°C
(83°F)
28°C
(82°F)
28°C
(82°F)
27°C
(80°F)
26°C
(79°F)
26°C
(79°F)
26°C
(79°F)
27°C
(81°F)
28°C
(82°F)
28°C
(83°F)
Daily mean28°C
(82°F)
28°C
(82°F)
27°C
(81°F)
27°C
(81°F)
27°C
(80°F)
26°C
(79°F)
26°C
(78°F)
25°C
(78°F)
25°C
(78°F)
26°C
(80°F)
27°C
(81°F)
27°C
(82°F)
Average low26°C
(80°F)
26°C
(80°F)
26°C
(79°F)
26°C
(79°F)
26°C
(79°F)
25°C
(78°F)
25°C
(77°F)
25°C
(77°F)
25°C
(77°F)
25°C
(78°F)
26°C
(79°F)
26°C
(80°F)
Mean minimum25°C
(78°F)
25°C
(78°F)
25°C
(77°F)
25°C
(77°F)
25°C
(77°F)
25°C
(77°F)
24°C
(76°F)
24°C
(75°F)
24°C
(76°F)
25°C
(77°F)
25°C
(77°F)
25°C
(78°F)
Minimum25°C
(77°F)
25°C
(77°F)
25°C
(77°F)
25°C
(76°F)
25°C
(77°F)
24°C
(76°F)
24°C
(75°F)
24°C
(75°F)
23°C
(74°F)
24°C
(76°F)
25°C
(77°F)
25°C
(78°F)

Compare climate in Ihu with other places

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

Monthly average precipitation in Ihu, Papua New Guinea

Ihu usually has the most precipitation in April, June and September, with an average of 25 rainy days and 377 mm (14.8 inches) of precipitation per month. The driest months in Ihu are October, November and December. On average, 205 mm (8.1 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Ihu. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)280 (11.0)252 (9.9)306 (12.1)397 (15.6)333 (13.1)384 (15.1)304 (12.0)305 (12.0)350 (13.8)199 (7.8)223 (8.8)192 (7.6)
Average precipitation days (≥ 1 mm)202127262826262725252422

Monthly sunshine hours in Ihu, Papua New Guinea

The sunniest months in Ihu are October, November and December, when the sun shines an average of 8 hours 59 minutes a day. Least sunny months in Ihu: January, February and March receive an average of 7 hours 27 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Ihu. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours208235235237264253264267257277268281
Mean daily daylight hours12h 30m12h 20m12h 7m11h 54m11h 44m11h 39m11h 41m11h 50m12h 2m12h 15m12h 27m12h 33m

Solar UV radiation in Ihu, Papua New Guinea

Ihu 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 Ihu UV Index data.

Average daily maximum UV levels by month for Ihu. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)151616151311111315151514