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Monthly climate in Bonan, Yunnan, China

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Bonan features a subtropical climate (Cwb).Temperatures typically range between 8 °C (47 °F) and 21 °C (70 °F) through the year, but rarely can drop to -3 °C (27 °F) or can rise to as high as 31 °C (88 °F).The average annual precipitation amounts to about 1221 mm (48.1 inches) and receives 175 rainy days on the 1 mm (0.04 inches) threshold annually.Bonan enjoys an average of 3509 hours of sunshine throughout the year, and daylight varies from 10 hours 34 minutes to 13 hours 41 minutes per day.

Monthly average temperatures in Bonan, Yunnan, China §

The warmest months in Bonan are June, July and August, with daily mean temperatures ranging from 20 to 21 °C (69 - 70 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 8 to 10 °C (47 - 50 °F) throughout the day. On average each year, Bonan experiences 71 days above 25 °C (77.0 °F) and 12 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Bonan, Yunnan, China.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 20°C
(69°F)		 23°C
(73°F)		 28°C
(82°F)		 29°C
(84°F)		 31°C
(88°F)		 30°C
(87°F)		 30°C
(86°F)		 29°C
(85°F)		 28°C
(82°F)		 27°C
(80°F)		 22°C
(72°F)		 20°C
(68°F)
Mean maximum 19°C
(67°F)		 21°C
(70°F)		 25°C
(77°F)		 27°C
(81°F)		 29°C
(84°F)		 28°C
(83°F)		 29°C
(84°F)		 28°C
(83°F)		 27°C
(81°F)		 25°C
(78°F)		 22°C
(71°F)		 19°C
(66°F)
Average high 15°C
(60°F)		 17°C
(63°F)		 20°C
(68°F)		 22°C
(72°F)		 24°C
(76°F)		 25°C
(78°F)		 24°C
(75°F)		 25°C
(77°F)		 24°C
(76°F)		 22°C
(72°F)		 19°C
(67°F)		 16°C
(61°F)
Daily mean 8°C
(47°F)		 10°C
(50°F)		 13°C
(56°F)		 16°C
(60°F)		 19°C
(66°F)		 21°C
(70°F)		 20°C
(69°F)		 20°C
(69°F)		 19°C
(67°F)		 17°C
(63°F)		 12°C
(55°F)		 9°C
(49°F)
Average low 2°C
(36°F)		 3°C
(38°F)		 6°C
(43°F)		 10°C
(50°F)		 14°C
(57°F)		 17°C
(64°F)		 17°C
(64°F)		 17°C
(63°F)		 16°C
(62°F)		 14°C
(57°F)		 7°C
(44°F)		 3°C
(37°F)
Mean minimum -2°C
(29°F)		 -1°C
(30°F)		 2°C
(35°F)		 6°C
(43°F)		 10°C
(50°F)		 15°C
(59°F)		 16°C
(60°F)		 15°C
(59°F)		 14°C
(57°F)		 9°C
(49°F)		 2°C
(36°F)		 -1°C
(30°F)
Minimum -3°C
(27°F)		 -2°C
(28°F)		 -1°C
(31°F)		 5°C
(40°F)		 8°C
(47°F)		 13°C
(56°F)		 14°C
(58°F)		 14°C
(58°F)		 11°C
(51°F)		 5°C
(42°F)		 0°C
(32°F)		 -2°C
(28°F)

Compare climate in Bonan with other places

Compare temperature, precipitation, sunshine, UV index in Bonan, Yunnan, China with other places around the world.

Monthly average precipitation in Bonan, Yunnan, China §

Bonan usually has the most precipitation in July, August and September, with an average of 28 rainy days and 229 mm (9.0 inches) of precipitation per month.The driest months in Bonan are February, November and December. On average, 22 mm (0.9 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Bonan, Yunnan, China.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) 26 (1.0) 25 (1.0) 36 (1.4) 60 (2.4) 70 (2.8) 148 (5.8) 275 (10.8) 245 (9.7) 167 (6.6) 127 (5.0) 25 (1.0) 16 (0.6)
Average precipitation days (≥ 1 mm) 5 5 9 8 9 23 29 28 28 22 6 3

Monthly sunshine hours in Bonan, Yunnan, China §

The sunniest months in Bonan are March, April and May, when the sun shines an average of 10 hours 42 minutes a day.Least sunny months in Bonan: January, July and September receive an average of 8 hours 25 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Bonan, Yunnan, China.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 246 289 332 314 337 292 251 282 277 285 297 302
Mean daily daylight hours 10h 43m 11h 17m 12h 0m 12h 45m 13h 22m 13h 41m 13h 31m 12h 59m 12h 16m 11h 31m 10h 53m 10h 34m

Solar UV radiation in Bonan, Yunnan, China §

Bonan experiences the highest level of ultraviolet (UV) radiation in May, July and August, when the maximum UV index can reach values of 15 - 16, which corresponds to the Extreme category of sun exposure.January, February and December 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 Bonan UV Index data.

Average daily maximum UV levels by month for Bonan, Yunnan, China.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) 8 9 11 13 15 14 16 15 14 12 9 7