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Monthly climate in Thio, New Caledonia

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Thio features a tropical monsoon climate (Am). Temperatures typically range between 20 °C (69 °F) and 26 °C (78 °F) through the year, but rarely can drop to 18 °C (64 °F) or can rise to as high as 29 °C (85 °F). The average annual precipitation amounts to about 1729 mm (68.1 inches) and receives 173 rainy days on the 1 mm (0.04 inches) threshold annually. Thio enjoys an average of 3254 hours of sunshine throughout the year, and daylight varies from 10 hours 49 minutes to 13 hours 24 minutes per day.

Monthly average temperatures in Thio, New Caledonia

The warmest months in Thio are January, February and March, with daily mean temperatures ranging from 25 to 26 °C (77 - 78 °F) throughout the day. The coldest temperatures usually occur in July, August and September, when daily mean temperatures range from 20 to 21 °C (69 - 69 °F) throughout the day. On average each year, Thio experiences 118 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 Thio. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum28°C
(83°F)		29°C
(85°F)		29°C
(84°F)		28°C
(83°F)		27°C
(80°F)		25°C
(78°F)		24°C
(76°F)		25°C
(77°F)		24°C
(76°F)		26°C
(79°F)		27°C
(81°F)		27°C
(81°F)
Mean maximum27°C
(81°F)		28°C
(83°F)		28°C
(83°F)		27°C
(81°F)		26°C
(78°F)		24°C
(76°F)		23°C
(74°F)		24°C
(75°F)		24°C
(75°F)		25°C
(77°F)		26°C
(79°F)		27°C
(80°F)
Average high26°C
(79°F)		26°C
(80°F)		26°C
(79°F)		25°C
(78°F)		24°C
(75°F)		22°C
(73°F)		22°C
(71°F)		21°C
(71°F)		22°C
(71°F)		23°C
(73°F)		24°C
(75°F)		25°C
(77°F)
Daily mean25°C
(77°F)		26°C
(78°F)		25°C
(78°F)		24°C
(76°F)		23°C
(74°F)		22°C
(71°F)		21°C
(69°F)		20°C
(69°F)		21°C
(69°F)		22°C
(72°F)		23°C
(74°F)		24°C
(76°F)
Average low24°C
(76°F)		25°C
(77°F)		24°C
(76°F)		24°C
(75°F)		22°C
(72°F)		21°C
(70°F)		20°C
(68°F)		20°C
(67°F)		20°C
(68°F)		21°C
(70°F)		22°C
(72°F)		23°C
(75°F)
Mean minimum23°C
(74°F)		23°C
(74°F)		23°C
(74°F)		22°C
(72°F)		20°C
(69°F)		20°C
(68°F)		18°C
(65°F)		18°C
(65°F)		18°C
(65°F)		19°C
(67°F)		21°C
(69°F)		22°C
(72°F)
Minimum22°C
(72°F)		23°C
(73°F)		22°C
(73°F)		21°C
(71°F)		20°C
(68°F)		18°C
(66°F)		18°C
(65°F)		18°C
(65°F)		18°C
(64°F)		19°C
(66°F)		20°C
(69°F)		22°C
(72°F)

Compare climate in Thio with other places

Compare temperature, precipitation, sunshine, UV index in Thio, New Caledonia with other places around the world.

Monthly average precipitation in Thio, New Caledonia

Thio usually has the most precipitation in February, March and April, with an average of 20 rainy days and 266 mm (10.5 inches) of precipitation per month. The driest months in Thio are June, July and September. On average, 52 mm (2.1 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Thio. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)171 (6.7)251 (9.9)224 (8.8)322 (12.7)152 (6.0)53 (2.1)57 (2.3)82 (3.2)47 (1.8)130 (5.1)63 (2.5)178 (7.0)
Average precipitation days (≥ 1 mm)1519221916101098141318

Monthly sunshine hours in Thio, New Caledonia

The sunniest months in Thio are October, November and December, when the sun shines an average of 9 hours 54 minutes a day. Least sunny months in Thio: January, May and June receive an average of 7 hours 49 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Thio. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours242279286255250227255264281298310301
Mean daily daylight hours13h 16m12h 47m12h 11m11h 34m11h 4m10h 49m10h 56m11h 22m11h 57m12h 34m13h 7m13h 24m

Solar UV radiation in Thio, New Caledonia

Thio experiences the highest level of ultraviolet (UV) radiation in January, March and December, when the maximum UV index can reach values of 16 - 16, which corresponds to the Extreme category of sun exposure. May, June and July are in the High / Very High exposure category. In these months, the maximum values of the UV index do not exceed 9. For more detailed information, check out our hourly Thio UV Index data.

Average daily maximum UV levels by month for Thio. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)161616129781011131416