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Monthly climate in Bonak, East Nusa Tenggara, Indonesia

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Bonak features a tropical savanna climate (Aw).Temperatures typically range between 25 °C (77 °F) and 27 °C (81 °F) through the year, but rarely can drop to 16 °C (61 °F) or can rise to as high as 36 °C (98 °F).The average annual precipitation amounts to about 1129 mm (44.4 inches) and receives 148 rainy days on the 1 mm (0.04 inches) threshold annually.Bonak enjoys an average of 3512 hours of sunshine throughout the year, and daylight varies from 11 hours 32 minutes to 12 hours 41 minutes per day.

Monthly average temperatures in Bonak, East Nusa Tenggara, Indonesia §

The warmest months in Bonak are October, November and December, with daily mean temperatures ranging from 27 to 27 °C (80 - 81 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 25 to 26 °C (77 - 78 °F) throughout the day. On average each year, Bonak experiences 328 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 Bonak, East Nusa Tenggara, Indonesia.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 34°C
(93°F)		 33°C
(92°F)		 33°C
(92°F)		 34°C
(94°F)		 34°C
(93°F)		 34°C
(93°F)		 33°C
(92°F)		 34°C
(93°F)		 35°C
(96°F)		 35°C
(96°F)		 36°C
(98°F)		 34°C
(94°F)
Mean maximum 32°C
(90°F)		 31°C
(89°F)		 31°C
(89°F)		 32°C
(90°F)		 33°C
(91°F)		 33°C
(91°F)		 33°C
(91°F)		 33°C
(92°F)		 34°C
(94°F)		 35°C
(95°F)		 35°C
(95°F)		 32°C
(91°F)
Average high 29°C
(85°F)		 29°C
(85°F)		 30°C
(86°F)		 30°C
(87°F)		 31°C
(88°F)		 31°C
(88°F)		 31°C
(88°F)		 32°C
(89°F)		 33°C
(91°F)		 33°C
(92°F)		 33°C
(91°F)		 30°C
(87°F)
Daily mean 26°C
(79°F)		 26°C
(79°F)		 26°C
(79°F)		 26°C
(79°F)		 26°C
(79°F)		 26°C
(78°F)		 25°C
(77°F)		 25°C
(78°F)		 26°C
(80°F)		 27°C
(81°F)		 27°C
(81°F)		 27°C
(80°F)
Average low 24°C
(75°F)		 23°C
(74°F)		 23°C
(74°F)		 22°C
(72°F)		 22°C
(72°F)		 21°C
(71°F)		 20°C
(69°F)		 20°C
(69°F)		 21°C
(69°F)		 22°C
(72°F)		 23°C
(74°F)		 24°C
(75°F)
Mean minimum 22°C
(72°F)		 22°C
(72°F)		 21°C
(71°F)		 19°C
(67°F)		 19°C
(67°F)		 19°C
(66°F)		 17°C
(63°F)		 18°C
(64°F)		 18°C
(65°F)		 20°C
(68°F)		 22°C
(71°F)		 22°C
(72°F)
Minimum 21°C
(71°F)		 20°C
(69°F)		 21°C
(70°F)		 17°C
(63°F)		 18°C
(65°F)		 16°C
(62°F)		 16°C
(62°F)		 17°C
(63°F)		 16°C
(61°F)		 18°C
(64°F)		 20°C
(69°F)		 22°C
(71°F)

Compare climate in Bonak with other places

Compare temperature, precipitation, sunshine, UV index in Bonak, East Nusa Tenggara, Indonesia with other places around the world.

Monthly average precipitation in Bonak, East Nusa Tenggara, Indonesia §

Bonak usually has the most precipitation in January, March and December, with an average of 24 rainy days and 196 mm (7.7 inches) of precipitation per month.The driest months in Bonak are July, August and September. On average, 7 mm (0.3 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Bonak, East Nusa Tenggara, Indonesia.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) 202 (8.0) 150 (5.9) 178 (7.0) 129 (5.1) 40 (1.6) 10 (0.4) 8 (0.3) 5 (0.2) 9 (0.3) 43 (1.7) 147 (5.8) 209 (8.2)
Average precipitation days (≥ 1 mm) 22 25 26 13 6 1 0 1 2 9 19 24

Monthly sunshine hours in Bonak, East Nusa Tenggara, Indonesia §

The sunniest months in Bonak are August, October and November, when the sun shines an average of 10 hours 19 minutes a day.Least sunny months in Bonak: January, February and April receive an average of 8 hours 36 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Bonak, East Nusa Tenggara, Indonesia.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 225 264 287 284 301 291 304 312 309 327 309 294
Mean daily daylight hours 12h 37m 12h 24m 12h 8m 11h 51m 11h 38m 11h 32m 11h 35m 11h 46m 12h 2m 12h 18m 12h 33m 12h 41m

Solar UV radiation in Bonak, East Nusa Tenggara, Indonesia §

Bonak experiences the highest level of ultraviolet (UV) radiation in February, March and October, 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 Very High / Extreme exposure category. In these months, the maximum values of the UV index do not exceed 12. For more detailed information, check out our hourly Bonak UV Index data.

Average daily maximum UV levels by month for Bonak, East Nusa Tenggara, Indonesia.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) 15 16 16 14 12 10 11 13 15 16 15 15