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Monthly climate in Neiafu, Tonga

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Neiafu features a tropical rainforest climate (Af).Temperatures typically range between 24 °C (76 °F) and 27 °C (81 °F) through the year, but rarely can drop to 21 °C (70 °F) or can rise to as high as 29 °C (85 °F).The average annual precipitation amounts to about 2236 mm (88.0 inches) and receives 206 rainy days on the 1 mm (0.04 inches) threshold annually.Neiafu enjoys an average of 3160 hours of sunshine throughout the year, and daylight varies from 11 hours 0 minutes to 13 hours 13 minutes per day.

Monthly average temperatures in Neiafu, Tonga §

The warmest months in Neiafu are January, February and March, with daily mean temperatures ranging from 27 to 27 °C (81 - 81 °F) throughout the day. The coldest temperatures usually occur in July, August and September, when daily mean temperatures range from 24 to 25 °C (76 - 76 °F) throughout the day. On average each year, Neiafu experiences 279 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 Neiafu, Tonga.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
(85°F)		 29°C
(84°F)		 29°C
(84°F)		 28°C
(83°F)		 27°C
(81°F)		 27°C
(81°F)		 27°C
(80°F)		 27°C
(80°F)		 27°C
(80°F)		 28°C
(82°F)		 28°C
(83°F)
Mean maximum 28°C
(83°F)		 29°C
(84°F)		 28°C
(83°F)		 28°C
(83°F)		 27°C
(82°F)		 27°C
(80°F)		 26°C
(79°F)		 26°C
(79°F)		 26°C
(80°F)		 27°C
(80°F)		 27°C
(81°F)		 28°C
(82°F)
Average high 28°C
(82°F)		 28°C
(82°F)		 28°C
(82°F)		 27°C
(81°F)		 26°C
(80°F)		 26°C
(78°F)		 25°C
(77°F)		 25°C
(77°F)		 25°C
(77°F)		 26°C
(78°F)		 26°C
(79°F)		 27°C
(81°F)
Daily mean 27°C
(81°F)		 27°C
(81°F)		 27°C
(81°F)		 27°C
(80°F)		 26°C
(79°F)		 25°C
(78°F)		 24°C
(76°F)		 24°C
(76°F)		 25°C
(76°F)		 25°C
(77°F)		 25°C
(78°F)		 26°C
(79°F)
Average low 26°C
(79°F)		 26°C
(79°F)		 26°C
(79°F)		 26°C
(79°F)		 25°C
(78°F)		 25°C
(77°F)		 24°C
(75°F)		 24°C
(75°F)		 24°C
(75°F)		 24°C
(76°F)		 25°C
(77°F)		 26°C
(78°F)
Mean minimum 25°C
(77°F)		 25°C
(77°F)		 25°C
(77°F)		 25°C
(77°F)		 24°C
(75°F)		 23°C
(74°F)		 22°C
(72°F)		 22°C
(72°F)		 22°C
(72°F)		 23°C
(74°F)		 23°C
(74°F)		 24°C
(75°F)
Minimum 24°C
(75°F)		 25°C
(77°F)		 25°C
(77°F)		 24°C
(76°F)		 22°C
(72°F)		 22°C
(73°F)		 21°C
(70°F)		 21°C
(71°F)		 21°C
(71°F)		 22°C
(72°F)		 22°C
(72°F)		 23°C
(73°F)

Compare climate in Neiafu with other places

Compare temperature, precipitation, sunshine, UV index in Neiafu, Tonga with other places around the world.

Monthly average precipitation in Neiafu, Tonga §

Neiafu usually has the most precipitation in January, February and April, with an average of 18 rainy days and 315 mm (12.4 inches) of precipitation per month.The driest months in Neiafu are June, July and September. On average, 97 mm (3.8 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Neiafu, Tonga.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) 316 (12.4) 401 (15.8) 183 (7.2) 229 (9.0) 210 (8.3) 91 (3.6) 104 (4.1) 110 (4.3) 97 (3.8) 177 (7.0) 115 (4.5) 204 (8.0)
Average precipitation days (≥ 1 mm) 17 21 22 18 18 15 14 12 12 20 15 22

Monthly sunshine hours in Neiafu, Tonga §

The sunniest months in Neiafu are October, November and December, when the sun shines an average of 9 hours 37 minutes a day.Least sunny months in Neiafu: January, February 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 Neiafu, Tonga.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 227 235 280 253 251 241 253 258 271 285 298 302
Mean daily daylight hours 13h 5m 12h 40m 12h 9m 11h 37m 11h 12m 11h 0m 11h 7m 11h 29m 11h 59m 12h 31m 12h 59m 13h 13m

Solar UV radiation in Neiafu, Tonga §

Neiafu experiences the highest level of ultraviolet (UV) radiation in January, February 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 Neiafu UV Index data.

Average daily maximum UV levels by month for Neiafu, Tonga.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) 16 16 15 12 9 7 8 11 12 14 15 16